Color "exists only in our brains". "It is common to say that certain wave lengths of the electromagnetic spectrum are a given color, but in truth, it is more c

Color "exists only in our brains". "It is common to say that certain wave lengths of the electromagnetic spectrum are a given color, but in truth, it is more correct to say that those stimuli are perceived to be of a certain color when viewed under specific conditions. So without the human observer, there is really no color, and practical standards for color must take this factor of human perception into account." "Charting Color from the Eye of the Beholder" 2005 https://www.americanscientist.org/article/charting-color-from-the-eye-of-the-beholder https://www.americanscientist.org/article/charting-color-fro...