Depends on what you mean by "display". If you are talking about a monitor, sure, do whatever magic works best in there. But otherwise I prefer to work in a math

Depends on what you mean by "display". If you are talking about a monitor, sure, do whatever magic works best in there. But otherwise I prefer to work in a mathematical vector space and ignore it. Raytracing software for example can just ignore it as long as renderers understand the image format it outputs.