How many basic colors do screen printing inks need?
Usually five colors! White. Yellow, black and red. Blue.
As for the green, specially designed blue orange, violet. Wait。。。 And gold, silver, pearl and so on. The primary colors are the 5. Other colors are specific, you can join other ink aid.
Generally KCMYW., five colors. That is, black, blue, red. Yellow, white. Some of the primary colors do not match the brightness, so they need to be modulated with spot colors.
