Basic Color Guidelines for Print Ready PDF Files

Colors that are not permitted are RGB, LAB, CalGray, Cal RGB.

Permitted colors are CMYK, Grayscale and Pantone spot colors.

No ICC profiles are to be embedded; they will not be honored.

Composite colors are required; color separated files will not be accepted.

CMYK work should have a TAC (Total Area Coverage) of 280-300.

Black (K) should peak at 94-95 on CMYK images in the shadows.