diff --git a/src/Semi.Avalonia/Controls/RadioButton.axaml b/src/Semi.Avalonia/Controls/RadioButton.axaml
index cb08a64..413f8d8 100644
--- a/src/Semi.Avalonia/Controls/RadioButton.axaml
+++ b/src/Semi.Avalonia/Controls/RadioButton.axaml
@@ -88,6 +88,9 @@
             <Style Selector="^:disabled /template/ Ellipse#CheckGlyph">
                 <Setter Property="Ellipse.Opacity" Value="1" />
             </Style>
+            <Style Selector="^:disabled /template/ ContentPresenter#PART_ContentPresenter">
+                <Setter Property="Foreground" Value="{DynamicResource RadioButtonDisabledForeground}" />
+            </Style>
             <Style Selector="^:pointerover /template/ Ellipse#OuterEllipse">
                 <Setter Property="Stroke" Value="{DynamicResource RadioButtonCheckIconPointeroverBorderBrush}" />
                 <Setter Property="Fill" Value="{DynamicResource RadioButtonCheckIconPointeroverBackground}" />
@@ -118,6 +121,9 @@
             <Style Selector="^:disabled /template/ Ellipse#CheckGlyph">
                 <Setter Property="Ellipse.Opacity" Value="0" />
             </Style>
+            <Style Selector="^:disabled /template/ ContentPresenter#PART_ContentPresenter">
+                <Setter Property="Foreground" Value="{DynamicResource RadioButtonDisabledForeground}" />
+            </Style>
             <Style Selector="^:pointerover /template/ Ellipse#OuterEllipse">
                 <Setter Property="Stroke" Value="{DynamicResource RadioButtonUncheckIconPointeroverBorderBrush}" />
                 <Setter Property="Fill" Value="{DynamicResource RadioButtonUncheckIconPointeroverBackground}" />
diff --git a/src/Semi.Avalonia/Themes/Dark/RadioButton.axaml b/src/Semi.Avalonia/Themes/Dark/RadioButton.axaml
index 4a04782..27efc4e 100644
--- a/src/Semi.Avalonia/Themes/Dark/RadioButton.axaml
+++ b/src/Semi.Avalonia/Themes/Dark/RadioButton.axaml
@@ -7,6 +7,7 @@
     <sys:Double x:Key="RadioButtonFontSize">14</sys:Double>
     <Thickness x:Key="RadioButtonIconMargin">0 2 8 0</Thickness>
 
+    <SolidColorBrush x:Key="RadioButtonDisabledForeground" Opacity="0.35" Color="#F9F9F9" />
 
     <SolidColorBrush x:Key="RadioButtonUncheckIconDefaultBackground" Color="Transparent" />
     <SolidColorBrush x:Key="RadioButtonUncheckIconPointeroverBackground" Opacity="0.12" Color="White" />
diff --git a/src/Semi.Avalonia/Themes/Light/RadioButton.axaml b/src/Semi.Avalonia/Themes/Light/RadioButton.axaml
index 3b4a050..88069ed 100644
--- a/src/Semi.Avalonia/Themes/Light/RadioButton.axaml
+++ b/src/Semi.Avalonia/Themes/Light/RadioButton.axaml
@@ -7,6 +7,7 @@
     <sys:Double x:Key="RadioButtonFontSize">14</sys:Double>
     <Thickness x:Key="RadioButtonIconMargin">0 2 8 0</Thickness>
 
+    <SolidColorBrush x:Key="RadioButtonDisabledForeground" Opacity="0.35" Color="#1C1F23" />
 
     <SolidColorBrush x:Key="RadioButtonUncheckIconDefaultBackground" Color="Transparent" />
     <SolidColorBrush x:Key="RadioButtonUncheckIconPointeroverBackground" Opacity="0.05" Color="#2E3238" />