This poster show how you can look at one image and see how much cyan, magenta, yellow, and black you use in a photo. It also show the different screen angles that inks are used in a CMYK build. In commercial printing it can change based off the order in which it prints to produce a different value or tone. It can also help improve tones that are washed out by others by changing the order. The poster also shows saturation, hue, and value.