--- a/mobile/android/base/java/org/mozilla/gecko/customtabs/CustomTabsActivity.java
+++ b/mobile/android/base/java/org/mozilla/gecko/customtabs/CustomTabsActivity.java
@@ -1,34 +1,80 @@
 /* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
  * This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 package org.mozilla.gecko.customtabs;
 
+import android.graphics.Color;
+import android.os.Build;
 import android.os.Bundle;
+import android.support.v7.app.ActionBar;
+import android.support.v7.widget.Toolbar;
+import android.view.MenuItem;
+import android.view.Window;
+import android.view.WindowManager;
 
 import org.mozilla.gecko.GeckoApp;
 import org.mozilla.gecko.GeckoAppShell;
 import org.mozilla.gecko.R;
 import org.mozilla.gecko.Tab;
 import org.mozilla.gecko.Tabs;
+import org.mozilla.gecko.util.ColorUtil;
 import org.mozilla.gecko.util.GeckoRequest;
 import org.mozilla.gecko.util.NativeJSObject;
 import org.mozilla.gecko.util.ThreadUtils;
 
+import static android.support.customtabs.CustomTabsIntent.EXTRA_TOOLBAR_COLOR;
+
 public class CustomTabsActivity extends GeckoApp {
+    private static final int NO_COLOR = -1;
+    private Toolbar toolbar;
+
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+        toolbar = (Toolbar) findViewById(R.id.toolbar);
+        updateActionBarWithToolbar(toolbar);
+        updateToolbarColor();
     }
 
     @Override
     public int getLayout() {
         return R.layout.customtabs_activity;
     }
 
     @Override
     protected void onDone() {
         finish();
     }
+
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case android.R.id.home:
+                finish();
+                return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+
+    private void updateActionBarWithToolbar(final Toolbar toolbar) {
+        setSupportActionBar(toolbar);
+        final ActionBar ab = getSupportActionBar();
+        if (ab != null) {
+            ab.setDisplayHomeAsUpEnabled(true);
+        }
+    }
+
+    private void updateToolbarColor() {
+        final int color = getIntent().getIntExtra(EXTRA_TOOLBAR_COLOR, NO_COLOR);
+        if (color == NO_COLOR) {
+            return;
+        }
+        toolbar.setBackgroundColor(color);
+        final Window window = getWindow();
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+            window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
+            window.setStatusBarColor(ColorUtil.darken(color, 0.25));
+        }
+    }
 }

new file mode 100644
--- /dev/null
+++ b/mobile/android/base/java/org/mozilla/gecko/util/ColorUtil.java
@@ -0,0 +1,25 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.util;
+
+import android.graphics.Color;
+
+public class ColorUtil {
+    public static int darken(final int color, final double fraction) {
+        int red = Color.red(color);
+        int green = Color.green(color);
+        int blue = Color.blue(color);
+        red = darkenColor(red, fraction);
+        green = darkenColor(green, fraction);
+        blue = darkenColor(blue, fraction);
+        final int alpha = Color.alpha(color);
+        return Color.argb(alpha, red, green, blue);
+    }
+
+    private static int darkenColor(final int color, final double fraction) {
+        return (int) Math.max(color - (color * fraction), 0);
+    }
+}

--- a/mobile/android/base/moz.build
+++ b/mobile/android/base/moz.build
@@ -730,16 +730,17 @@ gbjar.sources += ['java/org/mozilla/geck
     'toolbar/ToolbarEditLayout.java',
     'toolbar/ToolbarEditText.java',
     'toolbar/ToolbarPrefs.java',
     'toolbar/ToolbarProgressView.java',
     'trackingprotection/TrackingProtectionPrompt.java',
     'updater/PostUpdateHandler.java',
     'updater/UpdateService.java',
     'updater/UpdateServiceHelper.java',
+    'util/ColorUtil.java',
     'util/DrawableUtil.java',
     'util/ResourceDrawableUtils.java',
     'util/TouchTargetUtil.java',
     'widget/ActivityChooserModel.java',
     'widget/AllCapsTextView.java',
     'widget/AnchoredPopup.java',
     'widget/AnimatedHeightLayout.java',
     'widget/BasicColorPicker.java',

--- a/mobile/android/base/resources/layout/customtabs_activity.xml
+++ b/mobile/android/base/resources/layout/customtabs_activity.xml
@@ -1,27 +1,38 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- This Source Code Form is subject to the terms of the Mozilla Public
    - License, v. 2.0. If a copy of the MPL was not distributed with this
    - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
 
-<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<RelativeLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
     android:id="@+id/root_layout"
     android:orientation="vertical"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
     <!--
         This layout is quite complex because GeckoApp accesses all view groups
         in this tree. In a perfect world this should just include a GeckoView.
     -->
 
+    <android.support.v7.widget.Toolbar
+        android:id="@+id/toolbar"
+        android:layout_width="match_parent"
+        android:layout_height="?attr/actionBarSize"
+        android:elevation="4dp"
+        android:background="@color/text_and_tabs_tray_grey"
+        app:layout_scrollFlags="scroll|enterAlways"/>
+
     <view class="org.mozilla.gecko.GeckoApp$MainLayout"
         android:id="@+id/main_layout"
         android:layout_width="match_parent"
+        android:layout_below="@+id/toolbar"
         android:layout_height="match_parent"
         android:background="@android:color/transparent">
 
         <RelativeLayout android:id="@+id/gecko_layout"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:layout_below="@+id/tablet_tab_strip"
             android:layout_above="@+id/find_in_page">