Harvard University

There’s a theory that even though each color has a specific wavelength that never changes, how people perceive a specific color may have subtle differences based on small differences in photoreceptors, and the color that one person might consider red might still be red in another’s mind but could look different— a little duller, softer, cooler. Furthermore, how a person’s brain processes the color may also be linked to that person’s environment. Some studies have suggested that color sensitivity could be linked to one’s native languages: for example, people who speak languages that have…