diff --git a/src/Semi.Avalonia/Themes/Dark/ComboBox.axaml b/src/Semi.Avalonia/Themes/Dark/ComboBox.axaml
index fd8b363..fdcb458 100644
--- a/src/Semi.Avalonia/Themes/Dark/ComboBox.axaml
+++ b/src/Semi.Avalonia/Themes/Dark/ComboBox.axaml
@@ -29,8 +29,8 @@
     <SolidColorBrush x:Key="ComboBoxItemBackground" Color="Transparent" />
     <SolidColorBrush x:Key="ComboBoxItemPointeroverBackground" Opacity="0.12" Color="White" />
     <SolidColorBrush x:Key="ComboBoxItemPressedBackground" Opacity="0.16" Color="White" />
-    <SolidColorBrush x:Key="ComboBoxItemSelectedBackground" Color="#053170" />
-    <SolidColorBrush x:Key="ComboBoxItemSelectedPointeroverBackground" Color="#0A4694" />
+    <SolidColorBrush x:Key="ComboBoxItemSelectedBackground" Opacity="0.2" Color="#54A9FF" />
+    <SolidColorBrush x:Key="ComboBoxItemSelectedPointeroverBackground" Opacity="0.3" Color="#54A9FF" />
 
     <SolidColorBrush x:Key="ComboBoxItemDisabledBackground" Color="Transparent" />
     <SolidColorBrush x:Key="ComboBoxItemSelectedDisabledBackground" Opacity="0.04" Color="#E6E8EA" />