It's best to shampoo no sooner than 24 hours before applying color. Make sure to follow the instructions in the kit to see if it should go on dry or damp hair.

INTENSE LIGHT BLOND 8.0 INTENSE LIGHT BLOND Vital Hair Maxima Hair Colouring Cream by Vitalparco. Maxima Professional hair coloring cream based on an innovative technology that makes the colour last longer, protecting and strengthening the hair fibre.

Be sure to saturate your most visible roots with color. Once your done applying the color, set your timer for 10 minutes. Tip: If your grays are really stubborn, leave color on for up to 15 minutes. Make sure to cover roots at hairline, part and temples.

Blonde It Up lightens hair up to five levels without bleach; Clairol Natural Instincts Root Touch Up provides 100% of gray coverage with 0% ammonia.

As it turns out, most hair dyes are designed to work better on hair that is not freshly washed. Skipping a wash allows for oils to build up on your scalp, which in turn helps protect against irritation that can be caused by hair dye.

The hair dye chemicals can strip your hair of its natural oils and proteins, making it dry and brittle. This can cause split ends and breakage, especially if you use harsh hair dyes or if you leave the hair dye on for too long.

Level 8 Hair You probably remember this from your cosmetology classes. When hair is at level 9 and 10, this undercoat is pale yellow. But when it is level 8, the undercoat is more of a brassy, orangeish yellow. And of course, when it is darker than that, it's even more brassy, almost copper-orange.

If you believe your hair to be the result of a successful bleaching process but you've been left with some brassy/yellow tones throughout, you are most likely a level 8 blonde.

Be sure to saturate your roots with color. Once you've done applying the color, leave it one for 10 minutes. Tip: For resistant grays or for lighter blonde shades, leave on for an additional 5 minutes. 1 / When time is up, rinse.

Avoid Washing for 48 Hours “If you wash it before then, there's a chance the color will fade,” Renegar warns. It also goes without saying that you should avoid getting hair wet in hot tubs or pools, which is even worse!

Clairol Root Touch-Up Color Blending Gel This color blending gel is semi-permanent and lasts up to 10 washes.

A root touch up is literally colouring the roots only. The roots are the areas near the scalp where the colour of the hair changes back to the natural colour as the hair grows. Full hear colour is when the whole head, scalp to tip, is coloured.