Is Red an Entity?

"I find myself pausing about your example, red and redness, only because i wonder if red is a being. Is red an entity as well? Or if i say red has being, that's a different thing to say about it than, red is an entity?" "Because ideas can have being, but they're not entities," he says. 'You can't say that it's not what it is without having a sense that of what it is'