What is another word for color index?
Pronunciation: [kˈʌləɹ ˈɪndɛks] (IPA) 
The idea of "color index" can be expressed using different terms depending on the context in which it is used. In the field of graphic design and printing, "color balance" or "color gamut" are commonly used instead of "color index" to indicate the range of colors that can be created by a particular printing process or medium. In the context of photography, "color depth" or "color fidelity" are often used to convey the idea of a high-quality color representation. Additionally, in the realm of web design, designers may use "color models" such as RGB (Red, Green, Blue) or CMYK (Cyan, Magenta, Yellow, Key) to achieve the desired color outcomes. Ultimately, the synonym for "color index" will depend on the field and application in which it is used.
