diff --git a/editor.planx.uk/src/pages/ErrorPage.tsx b/editor.planx.uk/src/pages/ErrorPage.tsx
index 26c77da309..edfe6464a4 100644
--- a/editor.planx.uk/src/pages/ErrorPage.tsx
+++ b/editor.planx.uk/src/pages/ErrorPage.tsx
@@ -4,7 +4,7 @@ import Typography from "@mui/material/Typography";
 import React, { PropsWithChildren } from "react";
 
 const Root = styled(Box)(() => ({
-  backgroundColor: "#fff",
+  backgroundColor: "#ffffff",
   color: "#2C2C2C",
   width: "100%",
   flex: 1,