add_filter( 'astra_color_palletes', 'wpb_astra_color_palettes' );
function wpb_astra_color_palettes() {
  $color_palettes = array(
	'#ffffff',
	'#f6f7f8',
	'#222222',
	'#666666',
	'#000000',
	'#000000',
	'#000000',
	'#000000',
  );

  return $color_palettes;
}