fixes #31649

src/vs/editor/contrib/colorPicker/browser/colorPicker.ts

-/*---------------------------------------------------------------------------------------------
- *  Copyright (c) Microsoft Corporation. All rights reserved.
- *  Licensed under the MIT License. See License.txt in the project root for license information.
- *--------------------------------------------------------------------------------------------*/
-
-import './colorDetector';
-import { registerThemingParticipant } from 'vs/platform/theme/common/themeService';
-import { editorWidgetBackground, editorWidgetBorder } from 'vs/platform/theme/common/colorRegistry';
-
-registerThemingParticipant((theme, collector) => {
-	const widgetBackground = theme.getColor(editorWidgetBackground);
-	collector.addRule(`.monaco-editor .colorpicker-widget { background-color: ${widgetBackground}; }`);
-
-	const widgetBorder = theme.getColor(editorWidgetBorder);
-	collector.addRule(`.monaco-editor .colorpicker-widget { border: 1px solid ${widgetBorder}; }`);
-	collector.addRule(`.monaco-editor .colorpicker-header { border-bottom: 1px solid ${widgetBorder}; }`);
-});
\ No newline at end of file

src/vs/editor/contrib/colorPicker/browser/colorPickerWidget.ts

@@ -302,7 +302,7 @@ export class ColorPickerWidget extends Widget {
 
 		this._register(onDidChangeZoomLevel(() => this.layout()));
 
-		const element = $('.editor-widget.colorpicker-widget');
+		const element = $('.colorpicker-widget');
 		container.appendChild(element);
 
 		const header = new ColorPickerHeader(element, this.model);

src/vs/editor/editor.all.ts

@@ -41,4 +41,4 @@ import 'vs/editor/contrib/suggest/browser/suggestController';
 import 'vs/editor/contrib/toggleTabFocusMode/common/toggleTabFocusMode';
 import 'vs/editor/contrib/wordHighlighter/common/wordHighlighter';
 import 'vs/editor/contrib/wordOperations/common/wordOperations';
-import 'vs/editor/contrib/colorPicker/browser/colorPicker';
\ No newline at end of file
+import 'vs/editor/contrib/colorPicker/browser/colorDetector';
\ No newline at end of file