A variety of colors can be used in product design, but not all colors can be well printed in actual printing. According to the practical experience of many people, here is a summary of what colors are difficult to print in printing.
1, 4 color over the net and 3 color over the net, full color do not print (it is recommended to use spot color printing)
2, large area neutral brown color, easy printing. It's an ugly color
3, large area dark green. It is also easy to print, advertising companies do not know printing people design things difficult to print. Color is on the one hand, too much polychromatic pole line fine, minimal word transparent white.
4, C=50M=50Y=50K=50 large flat network, a little is not allowed to bias serious.
5, there is also a black background is not easy to deal with. In order to achieve the effect of black background can be used extra black ink or print twice, it is not difficult to print, just a lot of work.
6, album printing in general full version of things, spot color full version or large area, anti white words, the same Logo, and the same color block, generally difficult to follow the color, there is color difference.
7, blue and green printing together is not good to grasp.