diff --git a/ui-ngx/src/app/shared/components/color-picker/hsla-input.component.ts b/ui-ngx/src/app/shared/components/color-picker/hsla-input.component.ts
index 7965c48f28..40ec056972 100644
--- a/ui-ngx/src/app/shared/components/color-picker/hsla-input.component.ts
+++ b/ui-ngx/src/app/shared/components/color-picker/hsla-input.component.ts
@@ -23,7 +23,8 @@ type Channel = 'H' | 'S' | 'L';
 @Component({
   selector: 'tb-hsla-input',
   templateUrl: './hsla-input.component.html',
-  styleUrl: './color-input.base.scss'
+  styleUrl: './color-input.base.scss',
+  standalone: false
 })
 export class HslaInputComponent {
 
diff --git a/ui-ngx/src/app/shared/components/color-picker/input-change.directive.ts b/ui-ngx/src/app/shared/components/color-picker/input-change.directive.ts
index 0c493a2118..55604df28e 100644
--- a/ui-ngx/src/app/shared/components/color-picker/input-change.directive.ts
+++ b/ui-ngx/src/app/shared/components/color-picker/input-change.directive.ts
@@ -17,7 +17,8 @@
 import { Directive, EventEmitter, HostBinding, HostListener, Input, numberAttribute, Output } from '@angular/core';
 
 @Directive({
-  selector: '[inputChange]'
+  selector: '[inputChange]',
+  standalone: false
 })
 export class InputChangeDirective {
 
diff --git a/ui-ngx/src/app/shared/components/color-picker/rgba-input.component.ts b/ui-ngx/src/app/shared/components/color-picker/rgba-input.component.ts
index 1cf9ea5768..04f2dbc44b 100644
--- a/ui-ngx/src/app/shared/components/color-picker/rgba-input.component.ts
+++ b/ui-ngx/src/app/shared/components/color-picker/rgba-input.component.ts
@@ -18,12 +18,13 @@ import { Component, EventEmitter, Input, Output } from '@angular/core';
 import { Color } from '@iplab/ngx-color-picker';
 import { coerceBoolean } from '@shared/decorators/coercion';
 
-type Channel = 'R' | 'G' | 'B' | 'A';
+type Channel = 'R' | 'G' | 'B';
 
 @Component({
   selector: 'tb-rgba-input',
   templateUrl: './rgba-input.component.html',
-  styleUrl: './color-input.base.scss'
+  styleUrl: './color-input.base.scss',
+  standalone: false
 })
 export class RgbaInputComponent {