Instructions
Select the red saturation, you can use the scroll or the up and down arrows to choose too.
Then appreciate the result :3
Notes & Credits
The full code is mine @Animito
Help for a better rendering by @bidulule
The idea is a sort of a dream to me, having a nice representation of the full color space.
The third axis is something you have to choose with the red saturation
Enjoy! ^.^