Custom Gutenberg colorpicker options

gutenberg-custom-color-picker.php

<?php 
add_action( 'after_setup_theme', array( $this, 'boa_setup_gutenberg_colorpalette' ) );
add_action( 'after_setup_theme', array( $this, 'boa_gutenberg_disable_custom_colors' ) );

/**
* Disable the custom color picker.
*/
public function boa_gutenberg_disable_custom_colors() {
	add_theme_support( 'disable-custom-colors' );
}

/**
 * @misc Define BOA Gutenberg colorpalette
 */
public function boa_setup_gutenberg_colorpalette() {
	add_theme_support( 'editor-color-palette', array(
		array(
			'name'  => __( 'Boa lightblue', 'customgoodies' ),
			'slug'  => 'boa-blue-light',
			'color' => '#009ee0',
		),
		array(
			'name'  => __( 'Boa green', 'customgoodies' ),
			'slug'  => 'boa-green',
			'color' => '#74b342',
		),
		array(
			'name'  => __( 'White', 'customgoodies' ),
			'slug'  => 'boa-white',
			'color' => '#fff',
		),
		array(
			'name'  => __( 'Black', 'customgoodies' ),
			'slug'  => 'boa-black',
			'color' => '#000',
		),
	) );
}