diff --git a/popup/popup.css b/popup/popup.css
index ed852eb3..8a73653a 100644
--- a/popup/popup.css
+++ b/popup/popup.css
@@ -597,6 +597,10 @@ body.blocked .actions > .main-controls {
   white-space: nowrap;
 }
 
+.colorpicker-popup {
+  width: 280px;
+}
+
 /******************************************/
 
 @keyframes lights-off {