<?php
/**
 * Add custom background.
 * @link       http://welcustom.net/
 * @author      Mamekko
 * @copyright   Copyright (c)2014 welcustom.net
 */

function blanc_custom_background_setup(){
    $args = array(
        'default-color'          => 'fff',
    );
		add_theme_support( 'custom-background', $args );
}
add_action( 'after_setup_theme', 'blanc_custom_background_setup' );