Colour guide from the Voilà Color Chart.
The Voilà Color Chart app is the perfect guide for finding the right hair color for your clients.
Browse the Voilà color chart, select the natural base color and percentage of grey hair, and get the right formula for the shade you want.
For quick access to the formulas you use most, bookmark them in ‘favorites’.
Quickly search for the tint you require using the color code.
Be inspired by the latest color trends.