A demi-permanent hair coloration system’s complete information usually presents a visible illustration of achievable shades, organized systematically. This typically contains numbered or lettered codes akin to particular formulations, permitting for exact coloration choice and constant outcomes. An instance is likely to be a grid displaying variations inside a selected tone household, from lightest blonde to darkest brown, with variations in heat and coolness.
Such a useful resource supplies stylists and colorists with a necessary instrument for shopper consultations and technical software. It facilitates clear communication about coloration expectations and ensures correct mixing and software for predictable outcomes. Traditionally, these instruments have developed from easy paper charts to stylish digital platforms, reflecting developments in hair coloration know-how and the rising demand for customized coloration options.