1. The commonly used color series: yellow, magenta, blue, black,;Yellow, green, magenta, black;Green, magenta, yellow, black.
2. Projection (overlapping) positioning method of color series: jump in dark, the main printed sets positioning "ten" line, facilitate overprint, multi-purpose black, yellow, green, magenta.
3. (right) ideal color series: blue, yellow, magenta and black.This arrangement method is better, because the first printed cyan, again after the second color printing ink composite into green.Green is the color of the earth, the color of life, the human eye on green recognition ability is very strong, can the color standard, wedge order to check the color and the printing quality, the third color overprint magenta, completed the color overprint, to check the color of yellow, magenta, cyan color mixing effect, whether the lie to the color, order the hierarchy is missing, the printing black edition (outline), its role is to strengthen the design contrast, increase the density of the image of subtle levels strengthened, improve image clarity, reduce the amount of three primary colors of ink and ink layer thickness, increase the overprint fastness.
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