老实说，我会将RGB转换为平均值该组件并转换回HSV。

Honestly, I'd convert the RGB, average the components and convert back to HSV.

这不是最有效的方式，但是您可能具有或需要RGB&HSV代码，并且RGB计算可能更简单。

It's not the most efficient way, but you'll presumably have or need RGB<->HSV code and the RGB calculation is likely to be much simpler.