Monday, 4 October 2010

Colour systems

CMYK-subtracitve colour model. Uses four colour inks.

Grayscale-composed by shaded/tones of gray,varying from black at the weakest intensity and white at the strongest

Duotone-a halftone reproduction of an image using the superimposition of one contrasting color halftone (traditionally black) over another color halftone.

Spot colour- spot color is any color generated by an ink (pure or mixed) that is printed using a single run.

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