![]() This teaches us that no matter how good the artwork that left our studio was, the project can still go wrong. If the plates are misaligned, the registration is inaccurate, and the result is blurred and poor. If the plates are aligned correctly on the press, the registration is accurate, and the result is sharp and clear. It's actually a clever optical illusion - the apparently full color result is made up of hundreds of little dots, each one either Cyan, Yellow, Magenta or Black. The colors are applied to the stock one by one, gradually building up the finished product which has the appearance of being in full color. The four CMYK inks are applied one by one to four different rollers and the paper or card (stock) is then fed through the printing press. The CMYK artwork which you will have supplied to a printer is separated into these four colors - one plate per color. Because the keyline was on the black plate, the K in CMYK represents the keyline or key plate. ![]() Your first, natural question might be: in CMYK, why is the K black? In traditional press-preparation of color separated plates, a black keyline was used as a color indicator and as a black printed outline. CMYK CMYK - Cyan Magenta Yellow Keyline (Black)įour color process printing involves the use of four plates: Cyan, Magenta, Yellow and Keyline (Black). ![]() Here follows a brief explanation of how we might use the main color modes, starting in reverse order with. You probably won't use them nearly as often in your average day-to-day design-for-print activities, and you'll have plenty of time to learn about them later. MULTICHANNEL (Used to create separated spot color plates) LAB COLOR (Used for color and image adjustment) (Used for creating GIFs for website design) DUOTONE. They are, in order of appearance in the Photoshop menu, accessed via Image/Mode (please note that I have only included the ones you'll use the most): Here we'll focus on the Photoshop modes used for press purposes. There are different types of image that are used for different types of job, and each needs to be prepared correctly for its output in print. Which Color Mode Should Press-Ready Images be Converted to?Īll images created in Photoshop are saved in a color mode.
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