The way to formulate for gray coverage is not by brand. It’s to include a neutral in your++
I use Wella Color Charm demi-permanent color with 10 developer
Just a warning about henna. It’s unpredictable and once you use henna you can’t use+
In the Wella Professional lines, 7 is brown. And the brown base is warm. So a double 7++
What is the difference between 6/77 and 6/7 color? This is in Wella Color Touch...rop
(xp)- Some (partial) photos from yesterday. (Son's wedding)