Example
package main
import "github.com/Sorks/gocolor"
func main() {
// 1. RGB Int 转换为 (R, G, B)
r, g, b := gocolor.RgbToRGB(RgbInt)
// 2. RGB 转16进制
hexColor := gocolor.RgbToHex(RgbInt)
// 3. r,g,b => hex
hex := gocolor.RGBToHex(r, g, b)
// 4. 16进制颜色代码转为rgb int
rgb := gocolor.HexToRgb(hexStr)
}