See also: "Martian Colors: What Does A Colorblind Synesthete See?" https://www.discovermagazine.com/the-sciences/martian-colors https://www.discovermagazine.co

See also: "Martian Colors: What Does A Colorblind Synesthete See?" https://www.discovermagazine.com/the-sciences/martian-colors https://www.discovermagazine.com/the-sciences/martian-colors >We also observed one case in which we believe cross activation enables a colorblind synesthete to see numbers tinged with hues he otherwise cannot perceive; charmingly, he refers to these as "Martian colors."