diff --git a/src/Semi.Avalonia/Controls/RadioButton.axaml b/src/Semi.Avalonia/Controls/RadioButton.axaml
index 413f8d8..92d0641 100644
--- a/src/Semi.Avalonia/Controls/RadioButton.axaml
+++ b/src/Semi.Avalonia/Controls/RadioButton.axaml
@@ -266,6 +266,10 @@
             <Style Selector="^:disabled /template/ Ellipse#CheckGlyph">
                 <Setter Property="Ellipse.Opacity" Value="1" />
             </Style>
+            <Style Selector="^:disabled /template/ Border#RootBorder">
+                <Setter Property="BorderBrush" Value="{DynamicResource RadioButtonCheckIconDisabledBackground}" />
+                <Setter Property="Background" Value="{DynamicResource RadioButtonCardCheckedBackground}" />
+            </Style>
             <Style Selector="^:pointerover">
                 <Setter Property="RadioButton.BorderBrush" Value="{DynamicResource RadioButtonCardCheckPointeroverBorderBrush}" />
                 <Style Selector="^ /template/ Ellipse#OuterEllipse">
diff --git a/src/Semi.Avalonia/Themes/Dark/RadioButton.axaml b/src/Semi.Avalonia/Themes/Dark/RadioButton.axaml
index 27efc4e..7f0f278 100644
--- a/src/Semi.Avalonia/Themes/Dark/RadioButton.axaml
+++ b/src/Semi.Avalonia/Themes/Dark/RadioButton.axaml
@@ -56,7 +56,7 @@
 
     <SolidColorBrush x:Key="RadioButtonCardDefaultBackground" Color="Transparent" />
     <SolidColorBrush x:Key="RadioButtonCardDefaultBorderBrush" Color="Transparent" />
-    <SolidColorBrush x:Key="RadioButtonCardCheckedBackground" Color="#053170" />
+    <SolidColorBrush x:Key="RadioButtonCardCheckedBackground" Opacity="0.2" Color="#FF54A9FF" />
     <SolidColorBrush x:Key="RadioButtonCardCheckDefaultBorderBrush" Color="#54A9FF" />
     <SolidColorBrush x:Key="RadioButtonCardCheckPointeroverBorderBrush" Color="#7FC1FF" />
     <SolidColorBrush x:Key="RadioButtonCardCheckPressedBorderBrush" Color="#A9D7FF" />
diff --git a/src/Semi.Avalonia/Themes/Light/RadioButton.axaml b/src/Semi.Avalonia/Themes/Light/RadioButton.axaml
index 88069ed..2dade20 100644
--- a/src/Semi.Avalonia/Themes/Light/RadioButton.axaml
+++ b/src/Semi.Avalonia/Themes/Light/RadioButton.axaml
@@ -56,7 +56,7 @@
 
     <SolidColorBrush x:Key="RadioButtonCardDefaultBackground" Color="Transparent" />
     <SolidColorBrush x:Key="RadioButtonCardDefaultBorderBrush" Color="Transparent" />
-    <SolidColorBrush x:Key="RadioButtonCardCheckedBackground" Color="#EAF5FF" />
+    <SolidColorBrush x:Key="RadioButtonCardCheckedBackground" Color="#FFEAF5FF" />
     <SolidColorBrush x:Key="RadioButtonCardCheckDefaultBorderBrush" Color="#0077FA" />
     <SolidColorBrush x:Key="RadioButtonCardCheckPointeroverBorderBrush" Color="#0062D6" />
     <SolidColorBrush x:Key="RadioButtonCardCheckPressedBorderBrush" Color="#004FB3" />