Apple's Photos App on the Mac (and iOS) has some interesting and unorthodox tools for adjusting your images. The Light and Colour sliders are interesting ways to alter your photos, and even on their own, the smart algorithms which adjust the individual parameters of a collection of adjustments, can often lead to interesting results. If you want more control however, you can tweak the individual parameters in the Light and Colour section separately. In this short post we're going to take a look at the controls in the Colour adjustment group.