I've heard 40 volume creme developer can help lighten hair even without bleach. I have thick, dark brown hair with orangeish-brown tips and I want to safely achieve a lighter ash blonde.
![How to choose the Right Developer Strength for Color, Toner & Bleach - Stylist's Pro Guide - Ugly Duckling How to choose the Right Developer Strength for Color, Toner & Bleach - Stylist's Pro Guide - Ugly Duckling](https://www.uglyducklingcolor.com/img/cms/114/Colour%20wheel%20toner%20chart-edit2-09.png)
How to choose the Right Developer Strength for Color, Toner & Bleach - Stylist's Pro Guide - Ugly Duckling
![Blond Plex 10 Volume (Anti-Yellow) Professional Lightening System for Charcoal Hair Bleach - Violet Peroxide Developer with Plex Elimintes Brassy, ... Blond Plex 10 Volume (Anti-Yellow) Professional Lightening System for Charcoal Hair Bleach - Violet Peroxide Developer with Plex Elimintes Brassy, ...](https://m.media-amazon.com/images/I/713b0klvdhL._AC_UF1000,1000_QL80_.jpg)