diff --git a/demo/Semi.Avalonia.Demo/App.axaml.cs b/demo/Semi.Avalonia.Demo/App.axaml.cs
index b4482be..1dccc74 100644
--- a/demo/Semi.Avalonia.Demo/App.axaml.cs
+++ b/demo/Semi.Avalonia.Demo/App.axaml.cs
@@ -1,7 +1,10 @@
+using System.Runtime.InteropServices;
 using Avalonia;
 using Avalonia.Controls.ApplicationLifetimes;
 using Avalonia.Data.Core.Plugins;
 using Avalonia.Markup.Xaml;
+using Avalonia.Media;
+using Avalonia.Platform;
 using Semi.Avalonia.Demo.Views;
 
 namespace Semi.Avalonia.Demo;
@@ -28,6 +31,30 @@ public partial class App : Application
                 break;
         }
 
+        if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+        {
+            var setting = PlatformSettings?.GetColorValues();
+            if (setting?.ContrastPreference is ColorContrastPreference.High)
+            {
+                if (setting.AccentColor1 == Color.Parse("#8EE3F0"))
+                {
+                    RequestedThemeVariant = SemiTheme.Aquatic;
+                }
+                else if (setting.AccentColor1 == Color.Parse("#903909"))
+                {
+                    RequestedThemeVariant = SemiTheme.Desert;
+                }
+                else if (setting.AccentColor1 == Color.Parse("#A1BFDE"))
+                {
+                    RequestedThemeVariant = SemiTheme.Dusk;
+                }
+                else if (setting.AccentColor1 == Color.Parse("#D6B4FD"))
+                {
+                    RequestedThemeVariant = SemiTheme.NightSky;
+                }
+            }
+        }
+
         base.OnFrameworkInitializationCompleted();
     }
 }
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