diff -r 000000000000 -r 6474c204b198 toolkit/themes/osx/global/colorpicker.css
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolkit/themes/osx/global/colorpicker.css	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,41 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+
+/* ::::: colorpicker button ::::: */
+
+colorpicker[type="button"] {
+  width: 38px;
+  height: 24px;
+  border: 1px solid #a7a7a7;
+  background-color: ThreeDFace;
+  padding: 3px;
+  -moz-appearance: button-bevel;
+}
+
+.colorpicker-button-colorbox {
+  border: 1px solid #000000;
+}
+
+/* ::::: colorpicker tiles ::::: */
+
+.colorpickertile {
+  width                 : 20px;
+  height                : 20px;
+  margin                : 1px;
+}
+
+.colorpickertile[selected="true"] {
+  border : 1px outset #C0C0C0;
+
+}
+
+.colorpickertile[hover="true"] {
+  border : 1px dotted #A7A7A7;
+}
+
+.cp-light[hover="true"] {
+  border : 1px dotted #000000;
+}