diff --git a/api/admin/fixBrandColors.cfm b/api/admin/fixBrandColors.cfm
new file mode 100644
index 0000000..89d627b
--- /dev/null
+++ b/api/admin/fixBrandColors.cfm
@@ -0,0 +1,38 @@
+<cfsetting showdebugoutput="false">
+<cfcontent type="application/json" reset="true">
+<cfscript>
+// One-time fix: remove # prefix from BusinessBrandColor
+qBefore = queryExecute("
+  SELECT BusinessID, BusinessBrandColor
+  FROM Businesses
+  WHERE BusinessBrandColor LIKE :pattern
+", { pattern: { value: "#%", cfsqltype: "cf_sql_varchar" } }, { datasource: "payfrit" });
+
+if (qBefore.recordCount > 0) {
+  queryExecute("
+    UPDATE Businesses
+    SET BusinessBrandColor = SUBSTRING(BusinessBrandColor, 2)
+    WHERE BusinessBrandColor LIKE :pattern
+  ", { pattern: { value: "#%", cfsqltype: "cf_sql_varchar" } }, { datasource: "payfrit" });
+}
+
+qAfter = queryExecute("
+  SELECT BusinessID, BusinessBrandColor
+  FROM Businesses
+  WHERE BusinessBrandColor IS NOT NULL AND LENGTH(BusinessBrandColor) > 0
+", {}, { datasource: "payfrit" });
+
+rows = [];
+for (i = 1; i <= qAfter.recordCount; i++) {
+  arrayAppend(rows, {
+    "BusinessID": qAfter.BusinessID[i],
+    "BusinessBrandColor": qAfter.BusinessBrandColor[i]
+  });
+}
+
+writeOutput(serializeJSON({
+  "OK": true,
+  "FIXED": qBefore.recordCount,
+  "CURRENT": rows
+}));
+</cfscript>