Aveda Full Spectrum Permanent Pure Tone Hair Color 1oz (Dark Y/O) Aveda Full Spectrum Permanent Pure Tone Hair Color 1oz (Dark Y/O) Yellow/Orange An up to 96% naturally derived formula, which delivers outstanding fade-resistant color. Organic sunflower, castor, and jojoba oils infuse the hair with incredible shine and condition. Usage: Full Spectrum Protective Permanent cream color is always mixed with Color Catalyst Conditioning Creme Developer.