Chapter 6
Light Is Color, and Color Is Light
We all know what color is, right? Stoplights tell us when to hit the brakes or the accelerator while driving. Orange cones mean we have to be careful, and blue skies mean good weather.
If color is so simple, why has it occupied—and confused—some of the greatest minds in the history of the world?
Plato, Goethe, Van Gogh, Richard Feynman … the list could continue on and on. The great thinkers of science, art, and philosophy have all been fascinated by color for one simple reason: color is a physical fact, but the perception of color is undeniably subjective. Color is where the physical and the metaphysical ...

Get The Complete Idiot's Guide® To Photography Essentials now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.