diff --git a/styleguide.css b/styleguide.css
index f4bb6c4..62d8075 100644
--- a/styleguide.css
+++ b/styleguide.css
@@ -2255,7 +2255,8 @@ section + section {
   flex-direction: column;
   gap: var(--spacing-small);
   width: 100%;
-  --surface-tab-unselected: var(--color-light-grey);
+  --surface-tab-selected: var(--color-white);
+  --surface-tab-unselected: var(--color-white);
 }
 
 .sg-content-block-card-group__tabs,