as I am someone who is color impaired
perhaps the ability is a recent evolutionary change. Seeing color may be a benefit. Being a throwback camouflage doesnt work on me. Often while driving I will point out wildlife that is quite plain to see, but no one else in the car can.
Any opinions expressed by me are mine alone, posted from my home computer, on my own time as a free American and do not reflect the opinions of any person or company that I have had professional relations with in the past 59 years. meep