Why does NationWide specify CMYK files and what does that mean?
CMYK and RGB are two different color models, and understanding the difference can mean producing a great-looking insert rather than a muddy, disappointing one. This has become more of an issue in recent years because the internet is used by so many people and it uses the RGB color model, not CMYK, The RGB color model is used by monitors, televisions, scanners, and digital cameras. A monitor uses very small bands of red, green, and blue light to generate color. RGB color is considered additive color because when you add all three colors together, you get white light; when you turn off all three lights, you get black. By mixing varying amounts of red, green, and blue light, you can create most other colors. The paper of a magazine, catalog, or CD booklet can’t generate light like a computer monitor. It has to rely on reflected light, and the subtractive color model CMYK. When you add cyan, magenta, and yellow together (CMY), you get a color close to black, and when you don’t lay down any