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Edit File: customize.js

/* global wp, jQuery */ ( function( $, api ) { $( document ).ready( function() { // Make it possible to reset the color based on a radio input's value. // `active` can be either `custom` or `default`. api.control( 'accent_hue_active' ).setting.bind( function( active ) { var control = api.control( 'accent_hue' ); // Get the accent hue control. if ( 'custom' === active ) { // Activate the hue color picker control and focus it. control.activate( { completeCallback: function() { control.focus(); } } ); } else { // If the `custom` option isn't selected, deactivate the hue color picker and set a default. control.deactivate( { completeCallback: function() { control.setting.set( control.params.defaultValue ); } } ); } } ); } ); }( jQuery, wp.customize ) );