<?php return [ // RGBA (hex) [ 'CC', 'FFAABBCC', ], // RGBA (decimal) [ 204, 'FFAABBCC', false, ], // RGB (hex) [ 'CC', 'AABBCC', ], // RGB (decimal) [ 204, 'AABBCC', false, ], [ '00', 'FFFF00', ], [ 0, 'FFFF00', false, ], ];