diff --git a/nodes/widgets/ui_form.html b/nodes/widgets/ui_form.html
index 32908d78b..441211da9 100644
--- a/nodes/widgets/ui_form.html
+++ b/nodes/widgets/ui_form.html
@@ -494,7 +494,7 @@
     </div>
     <div class="form-row">
         <!-- Tabsheets -->
-        <ul style="background: #fff; min-width: 600px; margin-bottom: 20px;" id="node-ui-form-tabsheets"></ul>
+        <ul style="background: var(--red-ui-secondary-background, #fff); min-width: 600px; margin-bottom: 20px;" id="node-ui-form-tabsheets"></ul>
     </div>
     <div id="node-ui-form-tabsheets-content" style="min-height: 150px">
         <!-- Content of all tabsheets -->