feat(components): beauty dark theme color

ui/tailwind.config.ts

@@ -7,7 +7,14 @@ const config: Config = {
     './app/**/*.{js,ts,jsx,tsx,mdx}',
   ],
   theme: {
-    extend: {},
+    extend: {
+      colors:{
+        'wash': 'rgb(255 255 255)',
+        'wash-dark': 'rgb(35 39 47)',
+        'gray-30': 'rgb(153,161,179)',
+        'gray-40': 'rgb(120,131,155)',
+      }
+    },
   },
   plugins: [require('@tailwindcss/typography')],
 };