diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/A8.cs b/src/ImageSharp/PixelFormats/PixelImplementations/A8.cs
index 1da5645835..0256907121 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/A8.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/A8.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -140,7 +139,7 @@ public partial struct A8 : IPixel<A8>, IPackedVector<byte>
     /// </summary>
     /// <param name="obj">The object to compare.</param>
     /// <returns>True if the object is equal to the packed vector.</returns>
-    public override readonly bool Equals(object obj) => obj is A8 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is A8 other && this.Equals(other);
 
     /// <summary>
     /// Compares another A8 packed vector with the packed vector.
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Abgr32.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Abgr32.cs
index 28b6899b2a..ca68c5aaf9 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Abgr32.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Abgr32.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -335,7 +334,7 @@ public partial struct Abgr32 : IPixel<Abgr32>, IPackedVector<uint>
     }
 
     /// <inheritdoc/>
-    public override readonly bool Equals(object obj) => obj is Abgr32 abgr32 && this.Equals(abgr32);
+    public override readonly bool Equals(object? obj) => obj is Abgr32 abgr32 && this.Equals(abgr32);
 
     /// <inheritdoc/>
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Argb32.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Argb32.cs
index 935751afcd..0c99adb52d 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Argb32.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Argb32.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -334,7 +333,7 @@ public partial struct Argb32 : IPixel<Argb32>, IPackedVector<uint>
     }
 
     /// <inheritdoc/>
-    public override readonly bool Equals(object obj) => obj is Argb32 argb32 && this.Equals(argb32);
+    public override readonly bool Equals(object? obj) => obj is Argb32 argb32 && this.Equals(argb32);
 
     /// <inheritdoc/>
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Bgr24.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Bgr24.cs
index 751e0bfe86..65b36059b8 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Bgr24.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Bgr24.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -232,7 +231,7 @@ public partial struct Bgr24 : IPixel<Bgr24>
     public readonly bool Equals(Bgr24 other) => this.R.Equals(other.R) && this.G.Equals(other.G) && this.B.Equals(other.B);
 
     /// <inheritdoc/>
-    public override readonly bool Equals(object obj) => obj is Bgr24 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is Bgr24 other && this.Equals(other);
 
     /// <inheritdoc />
     public override readonly string ToString() => $"Bgr24({this.B}, {this.G}, {this.R})";
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Bgr565.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Bgr565.cs
index 21766431cf..ac3b6f8299 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Bgr565.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Bgr565.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -151,7 +150,7 @@ public partial struct Bgr565 : IPixel<Bgr565>, IPackedVector<ushort>
                    (this.PackedValue & 0x1F) * (1F / 31F));
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is Bgr565 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is Bgr565 other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Bgra32.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Bgra32.cs
index 204919392d..6b859cda64 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Bgra32.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Bgra32.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -287,7 +286,7 @@ public partial struct Bgra32 : IPixel<Bgra32>, IPackedVector<uint>
     }
 
     /// <inheritdoc/>
-    public override readonly bool Equals(object obj) => obj is Bgra32 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is Bgra32 other && this.Equals(other);
 
     /// <inheritdoc/>
     public readonly bool Equals(Bgra32 other) => this.Bgra.Equals(other.Bgra);
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Bgra4444.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Bgra4444.cs
index e342d18455..8ba32c8ac2 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Bgra4444.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Bgra4444.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -143,7 +142,7 @@ public partial struct Bgra4444 : IPixel<Bgra4444>, IPackedVector<ushort>
     public void FromRgba64(Rgba64 source) => this.FromScaledVector4(source.ToScaledVector4());
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is Bgra4444 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is Bgra4444 other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Byte4.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Byte4.cs
index 9d9b7c87fc..e699e5fe58 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Byte4.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Byte4.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -141,7 +140,7 @@ public partial struct Byte4 : IPixel<Byte4>, IPackedVector<uint>
     public void FromRgba64(Rgba64 source) => this.FromScaledVector4(source.ToScaledVector4());
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is Byte4 byte4 && this.Equals(byte4);
+    public override readonly bool Equals(object? obj) => obj is Byte4 byte4 && this.Equals(byte4);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/HalfSingle.cs b/src/ImageSharp/PixelFormats/PixelImplementations/HalfSingle.cs
index a99462c8b9..db1e02adc2 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/HalfSingle.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/HalfSingle.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -140,7 +139,7 @@ public partial struct HalfSingle : IPixel<HalfSingle>, IPackedVector<ushort>
     public readonly float ToSingle() => HalfTypeHelper.Unpack(this.PackedValue);
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is HalfSingle other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is HalfSingle other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/HalfVector2.cs b/src/ImageSharp/PixelFormats/PixelImplementations/HalfVector2.cs
index 2f2117c26f..9caae58c95 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/HalfVector2.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/HalfVector2.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -157,7 +156,7 @@ public partial struct HalfVector2 : IPixel<HalfVector2>, IPackedVector<uint>
     }
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is HalfVector2 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is HalfVector2 other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/HalfVector4.cs b/src/ImageSharp/PixelFormats/PixelImplementations/HalfVector4.cs
index 859ba7e320..609fec3bd7 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/HalfVector4.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/HalfVector4.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -149,7 +148,7 @@ public partial struct HalfVector4 : IPixel<HalfVector4>, IPackedVector<ulong>
     public void FromRgba64(Rgba64 source) => this.FromScaledVector4(source.ToScaledVector4());
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is HalfVector4 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is HalfVector4 other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/L16.cs b/src/ImageSharp/PixelFormats/PixelImplementations/L16.cs
index 5d2539ce13..c6ee8744d9 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/L16.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/L16.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -153,7 +152,7 @@ public partial struct L16 : IPixel<L16>, IPackedVector<ushort>
     public void FromRgba64(Rgba64 source) => this.PackedValue = ColorNumerics.Get16BitBT709Luminance(source.R, source.G, source.B);
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is L16 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is L16 other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/L8.cs b/src/ImageSharp/PixelFormats/PixelImplementations/L8.cs
index 25a79e58fc..383e09b270 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/L8.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/L8.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -143,7 +142,7 @@ public partial struct L8 : IPixel<L8>, IPackedVector<byte>
             ColorNumerics.DownScaleFrom16BitTo8Bit(source.B));
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is L8 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is L8 other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/La16.cs b/src/ImageSharp/PixelFormats/PixelImplementations/La16.cs
index 21e66ed495..7597677a26 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/La16.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/La16.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -80,7 +79,7 @@ public partial struct La16 : IPixel<La16>, IPackedVector<ushort>
     public readonly bool Equals(La16 other) => this.PackedValue.Equals(other.PackedValue);
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is La16 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is La16 other && this.Equals(other);
 
     /// <inheritdoc />
     public override readonly string ToString() => $"La16({this.L}, {this.A})";
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/La32.cs b/src/ImageSharp/PixelFormats/PixelImplementations/La32.cs
index cf53d2217b..cb8fad228d 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/La32.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/La32.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -82,7 +81,7 @@ public partial struct La32 : IPixel<La32>, IPackedVector<uint>
     public readonly bool Equals(La32 other) => this.PackedValue.Equals(other.PackedValue);
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is La32 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is La32 other && this.Equals(other);
 
     /// <inheritdoc />
     public override readonly string ToString() => $"La32({this.L}, {this.A})";
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedByte2.cs b/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedByte2.cs
index d9d0a53bd8..92b9e6148a 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedByte2.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedByte2.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -162,7 +161,7 @@ public partial struct NormalizedByte2 : IPixel<NormalizedByte2>, IPackedVector<u
             (sbyte)((this.PackedValue >> 8) & 0xFF) / MaxPos);
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is NormalizedByte2 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is NormalizedByte2 other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedByte4.cs b/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedByte4.cs
index 5a18d00a2d..f87bb5a602 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedByte4.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedByte4.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -154,7 +153,7 @@ public partial struct NormalizedByte4 : IPixel<NormalizedByte4>, IPackedVector<u
     public void FromRgba64(Rgba64 source) => this.FromScaledVector4(source.ToScaledVector4());
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is NormalizedByte4 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is NormalizedByte4 other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedShort2.cs b/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedShort2.cs
index 84e5e43625..f77dd69b71 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedShort2.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedShort2.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -163,7 +162,7 @@ public partial struct NormalizedShort2 : IPixel<NormalizedShort2>, IPackedVector
             (short)(this.PackedValue >> 0x10) / MaxPos);
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is NormalizedShort2 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is NormalizedShort2 other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedShort4.cs b/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedShort4.cs
index f8139c547b..989edbd2ba 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedShort4.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/NormalizedShort4.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -155,7 +154,7 @@ public partial struct NormalizedShort4 : IPixel<NormalizedShort4>, IPackedVector
     public void FromRgba64(Rgba64 source) => this.FromScaledVector4(source.ToScaledVector4());
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is NormalizedShort4 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is NormalizedShort4 other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Rg32.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Rg32.cs
index 69f39c8838..0a13a15eda 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Rg32.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Rg32.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -146,7 +145,7 @@ public partial struct Rg32 : IPixel<Rg32>, IPackedVector<uint>
     public readonly Vector2 ToVector2() => new Vector2(this.PackedValue & 0xFFFF, (this.PackedValue >> 16) & 0xFFFF) / Max;
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is Rg32 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is Rg32 other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Rgb24.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Rgb24.cs
index 5f66341571..105618cd96 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Rgb24.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Rgb24.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -241,7 +240,7 @@ public partial struct Rgb24 : IPixel<Rgb24>
     }
 
     /// <inheritdoc/>
-    public override readonly bool Equals(object obj) => obj is Rgb24 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is Rgb24 other && this.Equals(other);
 
     /// <inheritdoc/>
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Rgb48.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Rgb48.cs
index 16673fca2f..1cf63eb24c 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Rgb48.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Rgb48.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -210,7 +209,7 @@ public partial struct Rgb48 : IPixel<Rgb48>
     public void FromRgb48(Rgb48 source) => this = source;
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is Rgb48 rgb48 && this.Equals(rgb48);
+    public override readonly bool Equals(object? obj) => obj is Rgb48 rgb48 && this.Equals(rgb48);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Rgba1010102.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Rgba1010102.cs
index 2c59741bf4..7bac1d9208 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Rgba1010102.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Rgba1010102.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -141,7 +140,7 @@ public partial struct Rgba1010102 : IPixel<Rgba1010102>, IPackedVector<uint>
     public void FromRgba64(Rgba64 source) => this.FromScaledVector4(source.ToScaledVector4());
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is Rgba1010102 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is Rgba1010102 other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Rgba32.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Rgba32.cs
index 0d18ac3431..a652c2b339 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Rgba32.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Rgba32.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Buffers.Binary;
 using System.Globalization;
@@ -267,7 +266,7 @@ public partial struct Rgba32 : IPixel<Rgba32>, IPackedVector<uint>
     /// The <see cref="bool"/>.
     /// </returns>
     [MethodImpl(InliningOptions.ShortMethod)]
-    public static bool TryParseHex(string hex, out Rgba32 result)
+    public static bool TryParseHex(string? hex, out Rgba32 result)
     {
         result = default;
         if (string.IsNullOrWhiteSpace(hex))
@@ -437,7 +436,7 @@ public partial struct Rgba32 : IPixel<Rgba32>, IPackedVector<uint>
     }
 
     /// <inheritdoc/>
-    public override readonly bool Equals(object obj) => obj is Rgba32 rgba32 && this.Equals(rgba32);
+    public override readonly bool Equals(object? obj) => obj is Rgba32 rgba32 && this.Equals(rgba32);
 
     /// <inheritdoc/>
     [MethodImpl(InliningOptions.ShortMethod)]
@@ -514,7 +513,7 @@ public partial struct Rgba32 : IPixel<Rgba32>, IPackedVector<uint>
     /// <returns>
     /// A rrggbbaa hex value.
     /// </returns>
-    private static string ToRgbaHex(string hex)
+    private static string? ToRgbaHex(string hex)
     {
         if (hex[0] == '#')
         {
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Rgba64.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Rgba64.cs
index 7560892120..81c9591480 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Rgba64.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Rgba64.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -444,7 +443,7 @@ public partial struct Rgba64 : IPixel<Rgba64>, IPackedVector<ulong>
     }
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is Rgba64 rgba64 && this.Equals(rgba64);
+    public override readonly bool Equals(object? obj) => obj is Rgba64 rgba64 && this.Equals(rgba64);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/RgbaVector.cs b/src/ImageSharp/PixelFormats/PixelImplementations/RgbaVector.cs
index 3a0426a8e1..899987b712 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/RgbaVector.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/RgbaVector.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Globalization;
 using System.Numerics;
@@ -193,7 +192,7 @@ public partial struct RgbaVector : IPixel<RgbaVector>
     }
 
     /// <inheritdoc/>
-    public override readonly bool Equals(object obj) => obj is RgbaVector other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is RgbaVector other && this.Equals(other);
 
     /// <inheritdoc/>
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Short2.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Short2.cs
index 8eb33afd35..832e8c770f 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Short2.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Short2.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -164,7 +163,7 @@ public partial struct Short2 : IPixel<Short2>, IPackedVector<uint>
     public readonly Vector2 ToVector2() => new((short)(this.PackedValue & 0xFFFF), (short)(this.PackedValue >> 0x10));
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is Short2 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is Short2 other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]
diff --git a/src/ImageSharp/PixelFormats/PixelImplementations/Short4.cs b/src/ImageSharp/PixelFormats/PixelImplementations/Short4.cs
index b964c9ec50..c4dc324a13 100644
--- a/src/ImageSharp/PixelFormats/PixelImplementations/Short4.cs
+++ b/src/ImageSharp/PixelFormats/PixelImplementations/Short4.cs
@@ -1,6 +1,5 @@
 // Copyright (c) Six Labors.
 // Licensed under the Six Labors Split License.
-#nullable disable
 
 using System.Numerics;
 using System.Runtime.CompilerServices;
@@ -164,7 +163,7 @@ public partial struct Short4 : IPixel<Short4>, IPackedVector<ulong>
     public void FromRgba64(Rgba64 source) => this.FromScaledVector4(source.ToScaledVector4());
 
     /// <inheritdoc />
-    public override readonly bool Equals(object obj) => obj is Short4 other && this.Equals(other);
+    public override readonly bool Equals(object? obj) => obj is Short4 other && this.Equals(other);
 
     /// <inheritdoc />
     [MethodImpl(InliningOptions.ShortMethod)]