diff --git a/lib/theme/dark.dart b/lib/theme/dark.dart
index aba3db5..5473632 100644
--- a/lib/theme/dark.dart
+++ b/lib/theme/dark.dart
@@ -1,8 +1,10 @@
 import 'package:flutter/material.dart';
+import 'package:vaani/theme/theme.dart';
 
 final ThemeData darkTheme = ThemeData(
+  brightness: Brightness.dark,
+  colorScheme: ColorScheme.fromSeed(
+    seedColor: brandColor,
     brightness: Brightness.dark,
-    colorScheme: ColorScheme.dark(
-      background: Colors.grey[900]!,
   ),
 );
diff --git a/lib/theme/light.dart b/lib/theme/light.dart
index e401c23..aa6ba4d 100644
--- a/lib/theme/light.dart
+++ b/lib/theme/light.dart
@@ -1,8 +1,10 @@
 import 'package:flutter/material.dart';
+import 'package:vaani/theme/theme.dart';
 
 final ThemeData lightTheme = ThemeData(
+  brightness: Brightness.light,
+  colorScheme: ColorScheme.fromSeed(
+    seedColor: brandColor,
     brightness: Brightness.light,
-    colorScheme: ColorScheme.light(
-      background: Colors.grey[200]!,
   ),
 );
diff --git a/lib/theme/theme.dart b/lib/theme/theme.dart
index 8c777fc..72e81b1 100644
--- a/lib/theme/theme.dart
+++ b/lib/theme/theme.dart
@@ -1,2 +1,9 @@
+import 'dart:ui';
+
 export 'dark.dart';
 export 'light.dart';
+
+
+// brand color rgb(49, 27, 146) rgb(96, 76, 236)
+const brandColor = Color(0xFF311B92);
+const brandColorLight = Color(0xFF604CEC);