Triadic colors form an equilateral triangle in the color wheel.
Just as a reminder… all sides are of the same length in an equilateral triangle… and , therefore, the angle between two consecutive colors is 120º.
Can you remember something like this we have seen before?
Ok, that’s it! Primary colors form a triad of colors!! But not only primary colors, but every three colors with an angle of 120º between them.
Look at these logos, they are all triad colors: