CMYK is the standard colour mode for most book printing, while RGB is designed for screens. Pantone spot colours can help when a precise branded or special ink colour is required. This guide explains how to prepare book files and specify colour accurately.
A book spine width calculator uses the thickness of the text block, plus any cover board allowance, to determine the width needed for a print-ready full cover file. Learn the formulas, variables and checks that help prevent spine text and cover alignment problems.
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