16进制颜色转RGB

curl --request GET 'https://v2.xxapi.cn/api/color?color=' \
  --header 'Authorization: Bearer <access_key>'

{
  "code": 200,
  "msg": "数据请求成功",
  "data": {
    "hex": "#00ff88",
    "rgb": "0,255,136"
  }
}