Scarlett Johansson

Olivia Wilde, Gigi Hadid and more.

Scarlett Johansson, Kat Graham and more.

Emilia Clarke, Thandie Newton and more.

Katherine Langford, Blake Lively and more.

Plus the exact makeup they're wearing.

Selena Gomez, Mandy Moore and more.

Emma Stone, Chrissy Teigen and more.

If monthly salon visits are getting too pricey.

Zoey Deutch, Eiza González and more.

Plus celebrity face shape examples to help you find your match!

These celebrity examples should help.

Zoë Saldana, Kate Mara and more.

Bella Thorne, Scarlett Johnson and more.

Emma Stone, Dakota Johnson and more.

Emmy Rossum, Emma Stone and more.

Try these tones for better hair health.

And Scarlett Johansson uses them, so there.

The beauty evolution of the 'Lost in Translation' star.

Why it worked... and how to copy it.

A simple but effective combination.

Try this subtle approach.

Do this for healthy hair.

Stay away from blue-reds.

Ring in the new year with one of these celeb-inspired looks.