The Yellow USA technical guide provides the foundational knowledge for getting started with Yellow color formulation and application. Contents include the basics of color theory, the Yellow numbering system, tones, and Yellow lines.
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The Yellow USA technical guide provides the foundational knowledge for getting started with Yellow color formulation and application. Contents include the basics of color theory, the Yellow numbering system, tones, and Yellow lines.
The Yellow USA Technical Chart includes all the shades available in our Yellow line. It also includes mixing rations, processing times, our numbering system, and how to cover grey & white hair with Yellow.