_hexToRgb (hex) { const result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex); return result ? { r: parseInt(result[1], 16), g: parseInt(result[2], 16), b: parseInt(result[3], 16) } : null; }
JS色值#f97db3转换为16进制int
原文：https://www.cnblogs.com/Oldz/p/13186712.html
