diff --git a/docs-android/app/src/main/res/layout/main_activity.xml b/docs-android/app/src/main/res/layout/main_activity.xml
index cfc6a24e..2d2f2004 100644
--- a/docs-android/app/src/main/res/layout/main_activity.xml
+++ b/docs-android/app/src/main/res/layout/main_activity.xml
@@ -27,7 +27,7 @@
         <LinearLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:background="#aaa"
+            android:background="#263238"
             android:padding="12dp"
             android:orientation="vertical"
             android:elevation="4dp">