ProPhoto RGB is a newer working color spaceThree-dimensional mathematical model enclosing all possible colors. The dimensions may be described ... More with a much wider gamutA range of colors that a given system can reproduce. More than Adobe RGBWhat is RGB? RGB stands for Red, Green, and Blue. These are the colors of light. Monitors, TVs, and ... More. It is more in line with modern digital cameras. It’s the only RGB color space that can contain all the colors captured in a raw image.