add theme colors for wasabi version
MODIFY
WalletWasabi.Fluent/Styles/Themes/BaseDark.xaml
WalletWasabi.Fluent/Styles/Themes/BaseDark.xaml
<Color x:Key="RegionColor">#FF212121</Color>
<BoxShadows x:Key="BoxShadow">0 1 4 #121212</BoxShadows>
<BoxShadows x:Key="OptionButtonShadow">0 2 2 #121212</BoxShadows>
+
+ <RadialGradientBrush x:Key="VersionHighlightRadialBrush" Radius="0.5" GradientOrigin="50%,15%" Center="50%,50%">
+ <RadialGradientBrush.GradientStops>
+ <GradientStop Color="#F9FF5C" Offset="0"/>
+ <GradientStop Color="#86DF18" Offset="1"/>
+ </RadialGradientBrush.GradientStops>
+ </RadialGradientBrush>
</Styles.Resources>
<StyleInclude Source="avares://Avalonia.Themes.Fluent/Accents/FluentDark.xaml"/>
<StyleInclude Source="avares://WalletWasabi.Fluent/Styles/Themes/Base.xaml" />

MODIFY
WalletWasabi.Fluent/Styles/Themes/BaseLight.xaml
WalletWasabi.Fluent/Styles/Themes/BaseLight.xaml
<Color x:Key="RegionColor">#FFFAFAFA</Color>
<BoxShadows x:Key="BoxShadow">0 1 4 #D1D1D1</BoxShadows>
<BoxShadows x:Key="OptionButtonShadow">0 2 2 #D1D1D1</BoxShadows>
+
+ <RadialGradientBrush x:Key="VersionHighlightRadialBrush" Radius="0.5" GradientOrigin="50%,15%" Center="50%,50%">
+ <RadialGradientBrush.GradientStops>
+ <GradientStop Color="#E2E84F" Offset="0"/>
+ <GradientStop Color="#55A94E" Offset="1"/>
+ </RadialGradientBrush.GradientStops>
+ </RadialGradientBrush>
</Styles.Resources>
<StyleInclude Source="avares://Avalonia.Themes.Fluent/Accents/FluentLight.xaml"/>
<StyleInclude Source="avares://WalletWasabi.Fluent/Styles/Themes/Base.xaml" />

add theme colors for wasabi version