diff --git a/mu-plugins/blocks/global-header-footer/blocks.php b/mu-plugins/blocks/global-header-footer/blocks.php
index e22bcd208..734b8f1e2 100644
--- a/mu-plugins/blocks/global-header-footer/blocks.php
+++ b/mu-plugins/blocks/global-header-footer/blocks.php
@@ -1028,6 +1028,9 @@ function get_container_classes( $color_scheme ) {
 		case 'black-on-white':
 			$classes .= ' has-charcoal-2-color has-white-background-color';
 			break;
+		case 'white-on-dark-black':			
+			$classes .= ' has-white-color has-charcoal-1-background-color';
+			break;
 		case 'white-on-black':
 		default:
 			$classes .= ' has-white-color has-charcoal-2-background-color';
diff --git a/mu-plugins/blocks/global-header-footer/postcss/header/menu.pcss b/mu-plugins/blocks/global-header-footer/postcss/header/menu.pcss
index 454be3b51..8fb19fa91 100644
--- a/mu-plugins/blocks/global-header-footer/postcss/header/menu.pcss
+++ b/mu-plugins/blocks/global-header-footer/postcss/header/menu.pcss
@@ -308,7 +308,7 @@
 	& .wp-block-navigation__container {
 
 		@media (--tablet) {
-			background: var(--wp-global-header--background-color);
+			background: inherit;
 		}
 	}
 }
diff --git a/mu-plugins/blocks/global-header-footer/src/footer/block.json b/mu-plugins/blocks/global-header-footer/src/footer/block.json
index a6a808560..299d0a913 100644
--- a/mu-plugins/blocks/global-header-footer/src/footer/block.json
+++ b/mu-plugins/blocks/global-header-footer/src/footer/block.json
@@ -9,7 +9,12 @@
 		"style": {
 			"type": "string",
 			"default": "white-on-black",
-			"enum": [ "white-on-black", "black-on-white", "white-on-blue" ]
+			"enum": [ 
+				"white-on-black",
+				"white-on-dark-black",
+				"black-on-white",
+				"white-on-blue"
+			]
 		}
 	},
 	"textdomain": "wporg",
diff --git a/mu-plugins/blocks/global-header-footer/src/footer/index.js b/mu-plugins/blocks/global-header-footer/src/footer/index.js
index a3627c4e4..8f88de5ec 100644
--- a/mu-plugins/blocks/global-header-footer/src/footer/index.js
+++ b/mu-plugins/blocks/global-header-footer/src/footer/index.js
@@ -13,9 +13,10 @@ import { useBlockProps } from '@wordpress/block-editor';
 import metadata from './block.json';
 
 const variations = [
-	{ label: __( 'White on black (default)', 'wporg' ), value: 'white-on-black' },
+	{ label: __( 'White on charcoal-1', 'wporg' ), value: 'white-on-dark-black' },
+	{ label: __( 'White on charcoal-2 (default)', 'wporg' ), value: 'white-on-black' },
+	{ label: __( 'White on blueberry-1', 'wporg' ), value: 'white-on-blue' },
 	{ label: __( 'Black on white', 'wporg' ), value: 'black-on-white' },
-	{ label: __( 'White on blue', 'wporg' ), value: 'white-on-blue' },
 ];
 
 const Edit = ( { attributes } ) => (
diff --git a/mu-plugins/blocks/global-header-footer/src/header/block.json b/mu-plugins/blocks/global-header-footer/src/header/block.json
index b494a8c09..4fdcb478f 100644
--- a/mu-plugins/blocks/global-header-footer/src/header/block.json
+++ b/mu-plugins/blocks/global-header-footer/src/header/block.json
@@ -9,7 +9,12 @@
 		"style": {
 			"type": "string",
 			"default": "white-on-black",
-			"enum": [ "white-on-black", "black-on-white", "white-on-blue" ]
+			"enum": [ 
+				"white-on-black",
+				"white-on-dark-black",
+				"black-on-white",
+				"white-on-blue"
+			]
 		}
 	},
 	"textdomain": "wporg",
diff --git a/mu-plugins/blocks/global-header-footer/src/header/index.js b/mu-plugins/blocks/global-header-footer/src/header/index.js
index 4cdcc1c63..22243a6f6 100644
--- a/mu-plugins/blocks/global-header-footer/src/header/index.js
+++ b/mu-plugins/blocks/global-header-footer/src/header/index.js
@@ -13,9 +13,10 @@ import { useBlockProps } from '@wordpress/block-editor';
 import metadata from './block.json';
 
 const variations = [
-	{ label: __( 'White on black (default)', 'wporg' ), value: 'white-on-black' },
+	{ label: __( 'White on charcoal-1', 'wporg' ), value: 'white-on-dark-black' },
+	{ label: __( 'White on charcoal-2 (default)', 'wporg' ), value: 'white-on-black' },
+	{ label: __( 'White on blueberry-1', 'wporg' ), value: 'white-on-blue' },
 	{ label: __( 'Black on white', 'wporg' ), value: 'black-on-white' },
-	{ label: __( 'White on blue', 'wporg' ), value: 'white-on-blue' },
 ];
 
 const Edit = ( { attributes } ) => (