diff --git a/lib/themes/light_theme.dart b/lib/themes/light_theme.dart
index 188be16ea..545674b28 100644
--- a/lib/themes/light_theme.dart
+++ b/lib/themes/light_theme.dart
@@ -126,6 +126,9 @@ final windowsTheme = fluent_ui.ThemeData.light().copyWith(
       iconSize: fluent_ui.ButtonState.all(20),
     ),
   ),
+  navigationPaneTheme: fluent_ui.NavigationPaneThemeData(
+    backgroundColor: Colors.grey[100]?.withOpacity(0.5),
+  ),
 );
 final windowsDarkTheme = fluent_ui.ThemeData.dark().copyWith(
   buttonTheme: fluent_ui.ButtonThemeData(
@@ -133,6 +136,9 @@ final windowsDarkTheme = fluent_ui.ThemeData.dark().copyWith(
       iconSize: fluent_ui.ButtonState.all(20),
     ),
   ),
+  navigationPaneTheme: fluent_ui.NavigationPaneThemeData(
+    backgroundColor: Colors.grey[900]?.withOpacity(0.5),
+  ),
 );
 final macosTheme = MacosThemeData.light().copyWith(
   pushButtonTheme: const PushButtonThemeData(