: if colour is a spectrum going red thru purple then why do we have colours like magenta or pink, which seemingly connect purple back to red?

Question

: if colour is a spectrum going red thru purple then why do we have colours like magenta or pink, which seemingly connect purple back to red?

In: Physics

Answer 1

Magenta is an imaginary color – it’s the absence of green. It doesn’t exist as a wavelength of light the way other colors do. This article gives a pretty good ELI5 explanation:

https://www.mondaymorningmemo.com/newsletters/the-color-that-doesnt-exist/