Update the background colour for dismissal view.

Change-Id: I14cfa176c80581ea8f4de099015e4ff148acf59a
Fixes: 119170360
Test: visual
diff --git a/res/layout/homepage_dismissal_view.xml b/res/layout/homepage_dismissal_view.xml
index e31d436..7d1abf3 100644
--- a/res/layout/homepage_dismissal_view.xml
+++ b/res/layout/homepage_dismissal_view.xml
@@ -20,6 +20,7 @@
     android:id="@+id/dismissal_view"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
+    android:background="@color/homepage_card_dismissal_background"
     android:orientation="vertical">
 
     <TextView
diff --git a/res/values-night/colors.xml b/res/values-night/colors.xml
index f864e03..cdbeada 100644
--- a/res/values-night/colors.xml
+++ b/res/values-night/colors.xml
@@ -23,5 +23,6 @@
   <color name="homepage_support_background">#3F5FBD</color>
   <!-- 80% black for status bar of homepage -->
   <color name="homepage_status_bar_color">#cc000000</color>
+  <color name="homepage_card_dismissal_background">@*android:color/material_grey_800</color>
 </resources>
 
diff --git a/res/values/colors.xml b/res/values/colors.xml
index 5539d68..a1381c3 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -104,6 +104,7 @@
     <color name="homepage_about_background">#9FA8DA</color>
     <color name="homepage_privacy_background">#5E97F6</color>
     <color name="homepage_card_stroke_color">#1f000000</color>
+    <color name="homepage_card_dismissal_background">@*android:color/material_grey_50</color>
     <!-- End of dashboard/homepage icon background colors -->
 
     <color name="switchbar_text_color">@android:color/white</color>