If you're feeling stuck, here's a post with all the puzzle solutions so you can keep moving forward.

Hey, is the game still updated ?

I tried mixing colors and counting other colors according to runes is not suitable.

I've jumped high and low, but still can't figure out the 3rd stage. I did find some translation errors, so maybe that's where I''m missing some info. Anyone got amny clues/help? @Me :)