> [!tldr] There's many ways to slice and dice colors First off - color is just wavelengths of light, but also its how we *perceive* those. "Color Theory" is a thing. I guess we are still figuring out this fairly basic concept. See also [[Serializing Colors]]. ![[Pasted image 20260828090328.png]] ![[Pasted image 20260828094324.png]] See also: [[Excalidraw's Colors are Weird]] ## Additive Colors - RGB ![[Pasted image 20260828093730.png]] ## Subtractive Colors - CMY ![[Pasted image 20260828093745.png]] ## "Opponent Process" and "Natural Color System" There's another, apparently proprietary, color model called the **Natural Color System**. This is based on something called the "Opponent Process" which suggests there's basically 3 pairs of contrasting (or "opposing") colors. ![[Pasted image 20260828090927.png]] ![[Pasted image 20260828091055.png]] It's weird that Cyan and Magenta just... almost never factor in. It's like we don't like those two colors. **** # More ## Source - https://en.wikipedia.org/wiki/Color_space - https://en.wikipedia.org/wiki/Color_wheel - https://en.wikipedia.org/wiki/Opponent_process - https://en.wikipedia.org/wiki/Natural_Color_System