diff --git a/apps/common/main/resources/less/extended-color-picker.less b/apps/common/main/resources/less/extended-color-picker.less
index 1ae97ce1f6..823fd17c14 100644
--- a/apps/common/main/resources/less/extended-color-picker.less
+++ b/apps/common/main/resources/less/extended-color-picker.less
@@ -31,6 +31,7 @@
         input {
             font-weight: normal;
             font-size: 12px;
+            background-color: @background-normal;
         }
 
         .color-cnt {