diff --git a/app/assets/stylesheets/zammad.scss b/app/assets/stylesheets/zammad.scss
index 22750d1a3..28fac0adc 100644
--- a/app/assets/stylesheets/zammad.scss
+++ b/app/assets/stylesheets/zammad.scss
@@ -1041,7 +1041,19 @@ th.align-right {
 
 .checkbox-replacement .icon-unchecked,
 .radio-replacement .icon-unchecked {
-  color: #9C9C9B;
+  color: hsl(60,1%,61%);
+}
+
+.checkbox-replacement.is-disabled,
+.radio-replacement.is-disabled {
+  cursor: default;
+}
+
+.checkbox-replacement input:disabled ~.icon,
+.radio-replacement input:disabled ~.icon {
+  opacity: 0.33;
+  fill: none;
+  cursor: default;
 }
 
 .checkbox-replacement input:not(:checked) ~ .icon-checked,