I get involved in a lot of discussions about the finer points of photography both online and in person. One of the most common this year has been the about choosing which RGB colour space we should all be working in. The truth is that there are a number of variables which, between them, should point you in one direction or another. There are plenty of RGB colour spaces but the main two are Adobe RGB and sRGB – mainly because these are the options you have when shooting with most DSLR cameras. There are a couple of others (Colormatch and ProPhoto) that offer wide gamuts and some real technical advantages but, as I hope to explain, this isn’t necessarily helpful. More isn’t just a waste, it’s a potential problem.
In an ideal world we would have cameras, viewing and reproduction systems that gave us every tiny subtle variation in colour that the human eye can see on a good day in great light. We don’t. Yet. (more…)