diff --git a/library/src/containers/Sidebar/Sidebar.tsx b/library/src/containers/Sidebar/Sidebar.tsx
index 48a93e1c..d759cbe6 100644
--- a/library/src/containers/Sidebar/Sidebar.tsx
+++ b/library/src/containers/Sidebar/Sidebar.tsx
@@ -348,7 +348,12 @@ const OperationItem: React.FunctionComponent<OperationItemProps> = ({
       config,
       isAsyncAPIv2,
     });
-  const bgColors = ['bg-red-600', 'bg-orange-600', 'bg-green-600'];
+  const bgColors = [
+    'bg-red-600', 
+    'bg-orange-600', 
+    'bg-green-600',
+    'bg-blue-600'
+  ];
   return (
     <li key={`menu-operation-list-${operationHrefId}`}>
       <a