[Andrew Schreiber]

Originally Posted by Steven Donow

What I think reasonably contrasts when I'm in my lab might vary greatly from what someone else thinks reasonably contrasts on the field. It's better to have incredibly strict guidelines for this than have something that the boundaries/restrictions can be pushed to a limit.

There's been a fair bit of study on contrast... http://colorusage.arc.nasa.gov/luminance_cont.php http://colorusage.arc.nasa.gov/Percept_layers_1.php

And I'm gonna stop there before I end up down the rabbit hole of reading all about color usage today.