Color can be divided into color light and pigment. Color light is light and pigment is pigment. Color is the inherent property of an object. Color is an inherent spectral representation of an object. Color light is divided into visible light and invisible light

Printing technology, especially the color management in the prepress technology of enterprise album printing, is the key point to ensure that the finished product of enterprise album printing is completely consistent with the design draft. Good enterprise album printing manufacturers generally use modern color management technology

With the continuous improvement of hardcover box printing technology and the continuous renewal of printing materials, gift hardcover box plays an important role in gift production and sales.

Spot color ink refers to a pre mixed specific color ink, such as fluorescent yellow, pearl blue, metal gold silver ink, etc. it is not mixed by CMYK four colors, and chromaticity means accurate color. It has the following four characteristics: