diff --git a/src/cascadia/TerminalApp/App.xaml b/src/cascadia/TerminalApp/App.xaml
index 62c3b1db1c..4210b65b0a 100644
--- a/src/cascadia/TerminalApp/App.xaml
+++ b/src/cascadia/TerminalApp/App.xaml
@@ -192,7 +192,7 @@
ResourceKey="TabViewBackground" />
+ Color="#0c0c0c" />
@@ -211,7 +211,7 @@
ResourceKey="TabViewBackground" />
+ Color="#ffffff" />
@@ -234,7 +234,7 @@
ResourceKey="SystemColorButtonFaceColorBrush" />
+ ResourceKey="SystemControlBackgroundBaseLowBrush" />