WP Meta Box Colors
WordPress meta box plugin for adding page colors
Usage
Register post type support
add_post_type_support( 'page', 'colors' )
Add a color for all supported post types
add_filter('wp-meta-box-colors-fields', function($colors){
$colors[$key] = 'Label';
return $colors;
});
Add a color for a specific post type
add_filter("wp-meta-box-colors-fields-$post_type", function($colors){
$colors[$key] = 'Label';
return $colors;
});