This may be a use case perspective. For your use case, knowing hex code is superfluous, and that is your mental model. I interface between researchers, designer

This may be a use case perspective. For your use case, knowing hex code is superfluous, and that is your mental model. I interface between researchers, designers and developers. If someone in my environment says "I want this cadet blue', the first thing others ask is "what is the hex code".