WordPress Admin Color Scheme

wordpress-hooks-admin.php

<?php
function custom_admin_color_scheme() {
	wp_admin_css_color(
		'scheme_name',
		__('Scheme Name', 'domain'),
		admin_url("/css/colors/scheme_name/colors.css"),
		array('#07273E', '#14568A', '#07273E', '#07273E'),
		array('base' => '#e5f8ff', 'focus' => '#fff', 'current' => '#fff')
	);
	
	add_filter( 'get_user_option_admin_color', function() {
		return 'scheme_name';
	});
}
add_action( 'admin_init', 'custom_admin_color_scheme' );