diff --git a/res/values/cherish_strings.xml b/res/values/cherish_strings.xml
index 0461b59..1de4336 100644
--- a/res/values/cherish_strings.xml
+++ b/res/values/cherish_strings.xml
@@ -910,4 +910,8 @@
     <string name="lock_clock_font_burnstown">Burnstown</string>
     <string name="lock_clock_font_dumbledor">Dumbledor</string>
     <string name="lock_clock_font_phantombold">PhantomBold</string>
+	
+	 <!-- Black theme -->
+    <string name="system_black_theme_title">Vivid Colors</string>
+    <string name="system_black_theme_summary">Use colorful and darker monet shades</string>
 </resources>
diff --git a/res/xml/cherish_settings_theme.xml b/res/xml/cherish_settings_theme.xml
index a2ae307..6e00297 100644
--- a/res/xml/cherish_settings_theme.xml
+++ b/res/xml/cherish_settings_theme.xml
@@ -115,6 +115,14 @@
         android:title="@string/monet_engine_settings_title"
         android:summary="@string/monet_engine_settings_summary"
         android:fragment="com.cherish.settings.fragments.MonetEngineSettings" />
+		
+		<com.cherish.settings.preferences.SecureSettingSwitchPreference
+        android:key="system_black_theme"
+        android:title="@string/system_black_theme_title"
+        android:summary="@string/system_black_theme_summary"
+        android:dependency="dark_ui_mode"
+        android:defaultValue="false" />
+
 
         <!-- Font style -->
         <Preference