Using the subtractive color wheel’s primary colors, you can create red by mixing magenta and yellow. We can’t mention subtractive mixing without talking about additive mixing.
Red is a primary color in both the RGB color model for light and the traditional RYB color model for pigments, which means it cannot be created by mixing other colors. But you can mix 1 Part Magenta and 1 Part Yellow to get some sort of a reddish coral tone.
What Colors Make Red?: A Quick Overview. If you mix yellow and magenta, you’ll end up with red. The hues of each color affect what shade of red you’ll end up with. If you add more magenta, you’ll get a cooler red (like ruby)...whereas more yellow will give you a warmer red (like tomato)!