use AcrylicTrimForeground for selection indicator
MODIFY
WalletWasabi.Fluent/Controls/NavBarItem.axaml
WalletWasabi.Fluent/Controls/NavBarItem.axaml
<Style Selector="c|NavBarItem /template/ Border#SelectionIndicator">
<Setter Property="Opacity" Value="0"/>
- <Setter Property="Background" Value="{DynamicResource SystemAccentColor}" />
+ <Setter Property="Background" Value="{DynamicResource AcrylicTrimForeground}" />
</Style>
<Style Selector="c|NavBarItem /template/ Border#SelectionBackground">

use AcrylicTrimForeground for selection indicator