fix Microsoft/monaco-editor/#879

src/vs/editor/standalone/browser/quickOpen/editorQuickOpen.css

+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+.monaco-quick-open-widget .monaco-tree .monaco-tree-row .monaco-highlighted-label .highlight,
+.monaco-quick-open-widget .monaco-list .monaco-list-row .monaco-highlighted-label .highlight {
+	color: #0066BF;
+}
+
+.vs-dark .monaco-quick-open-widget .monaco-tree .monaco-tree-row .monaco-highlighted-label .highlight,
+.vs-dark .monaco-quick-open-widget .monaco-list .monaco-list-row .monaco-highlighted-label .highlight {
+	color: #0097fb;
+}
+
+.hc-black .monaco-quick-open-widget .monaco-tree .monaco-tree-row .monaco-highlighted-label .highlight,
+.hc-black .monaco-quick-open-widget .monaco-list .monaco-list-row .monaco-highlighted-label .highlight {
+	color: #F38518;
+}
\ No newline at end of file

src/vs/editor/standalone/browser/quickOpen/editorQuickOpen.ts

@@ -4,6 +4,7 @@
  *--------------------------------------------------------------------------------------------*/
 'use strict';
 
+import 'vs/css!./editorQuickOpen';
 import { QuickOpenModel } from 'vs/base/parts/quickopen/browser/quickOpenModel';
 import { IAutoFocus } from 'vs/base/parts/quickopen/common/quickOpen';
 import * as editorCommon from 'vs/editor/common/editorCommon';