Dan Hollick on Making Software: What is a color space?: In which we answer every question you've ever had about digital color, and some you haven't. He's not kidding. Your computer has an operating system, which uses a color space. But your computer also runs applications, which might use a different color space. Those apps can render content, like images and videos, which might be in yet another color space. And then your monitor has its own color space, which might not even match the color ...