illumina opal essence chrome oliveSee Permanent hair color in a new light, with Opal Essence by Illumina Color. This shade family of five opalescent, no depth shades, give the hair a metallic milky sheen with warm and cool light reflections. Use alone or mixed with other Illumina Color shades. Depending on each bend of the hair, the light is reflected with warm or cool hues. This is due to the composition of the no depth shades, the light is less absorbed by the hair and hence travels