Apple (malum) was used of the fruit from the 12th Century or thereabouts in ecclesiastical Latin, but the first known red apple is recorded only in the mid-17th Century, when an apple fell on Isaac Newton's head and turned bright red in embarrassment.

The trend presumably picked up from there - c.f. the popularity of rouge in the French court.

I have tetrachromacy and piss in colors that would drive most into madness.

A chart made by someone that's never eaten a whole bag of beet chips in one sitting, I see.