This Compositor Node allows you to edit the Saturation, Luminosity and Tint of different color spectrums from red over blue to purple.

This Node is contained in the Node Pack Compositing Effects.

Links:

Discord: https://discord.gg/D2AZRcZMxt

Check out my other products: https://blendermarket.com/creators/ebtrr

Sketchfab: https://sketchfab.com/ebtrr

Gumroad: https://ebtrr.gumroad.com/

Compositing Effects: https://blendermarket.com/products/compositing-effects-01

If you have any questions feel free to contact me. 

For feature requests and Bug reports, you can use the Discords Channels or the Blender Market Contact Formular.

Usage:

Increased the Saturation of the Blue Areas and decreased the dominance of the red areas.

Original

Edited: