Fluorescent dyes utilized to hair shafts react to ultraviolet gentle by emitting a vibrant glow. This phenomenon permits for momentary, dramatic shade adjustments seen solely beneath particular lighting situations, providing a singular aesthetic impact usually used for creative expression, particular occasions, or leisure. An instance is hair showing a typical blonde in daylight however shifting to a shiny neon pink beneath a blacklight.
This distinct visible affect gives people a way of self-expression and creativity. The momentary nature of many formulations permits for experimentation with out long-term dedication. Traditionally, fluorescent supplies have discovered use in numerous fields like security and style, and their utility in hair shade builds upon this basis, providing a novel method to private type. The rising reputation of occasions that includes UV lighting contributes to its continued relevance.