Update shared-style-variables.css

Author: cxramina

packages/ui/src/shared-style-variables.css

@@ -150,6 +150,7 @@
   --canary-indigo-200: 232.1 100% 82.2%;
   --canary-indigo-300: 229.2 100% 76.1%;
   --canary-indigo-500: 231.1 75% 57.6%;
+  --canary-indigo-400: 229.2 100% 76.1%;
   --canary-indigo-600: 231.9 59.2% 51%;
   --canary-indigo-700: 230.2 54.5% 43.9%;
   --canary-indigo-800: 229 52.1% 32.7%;