diff --git a/apps/web/src/components/chat/MessagesTimeline.test.tsx b/apps/web/src/components/chat/MessagesTimeline.test.tsx
index 296a54457a2..83ca7d3e952 100644
--- a/apps/web/src/components/chat/MessagesTimeline.test.tsx
+++ b/apps/web/src/components/chat/MessagesTimeline.test.tsx
@@ -434,6 +434,7 @@ describe("MessagesTimeline", () => {
 
     expect(markup).not.toContain("Show full message");
     expect(markup).toContain('data-user-message-collapsible="false"');
+    expect(markup).toContain("rounded-2xl bg-accent p-3");
   });
 
   it("renders inline terminal labels with the composer chip UI", () => {
diff --git a/apps/web/src/components/chat/MessagesTimeline.tsx b/apps/web/src/components/chat/MessagesTimeline.tsx
index ae190e00068..a429b54deaf 100644
--- a/apps/web/src/components/chat/MessagesTimeline.tsx
+++ b/apps/web/src/components/chat/MessagesTimeline.tsx
@@ -890,7 +890,7 @@ function UserTimelineRow({ row }: { row: Extract<TimelineRow, { kind: "message"
 
   return (
     <div className="group flex flex-col items-end gap-1">
-      <div className="relative max-w-[80%] rounded-2xl bg-secondary p-3">
+      <div className="relative max-w-[80%] rounded-2xl bg-accent p-3">
         {regularImages.length > 0 && (
           <div className="mb-2 grid max-w-[420px] grid-cols-2 gap-2">
             {regularImages.map((image: NonNullable<TimelineMessage["attachments"]>[number]) => (