Bleach is a popular ingredient used to lighten hair, but it's not the only option. Here, three celebrity colorists explain ...

The non-permanent colour gradually fades after 28 washes and gives hair a seriously silky shine. If you fancy trying out a seriously shocking hue, but don’t want to commit to permanent just yet ...

If you would rather camouflage the new growth a little more, you can temporarily hide it using a non-permanent hair color rinse. This will wash out over five or six shampoos, so you'll have to ...