colour touch plus

I have a client who is a natural level 7, she just has a full head colour I do 6/0 colour touch with 1.9%, I put it on wet. She loves the colour but finds it washes up really warm/orange and I don’t understand why? She did have some highlights a few years ago so don’t know if that’s what keeps...

Hi, looking for some advice on this new client I have. She’s boxed coloured her hair for a while and is wanting to go lighter. She’s about a 3/0 and She has about 5% grey at the roots. I’ve suggested a nxt colour remover to strip the box colour. I’m just wondering after that could I go straight...