There are times when it feels like a celebrity’s hairstyle is almost as famous as the celebrity themselves.

Anna Wintour’s statement blunt bangs.

Farrah Fawcett’s lighter-than-air feathery layers.

Close up of Nicole Ritchie

And Jennifer Aniston’s iconic “Rachel” chop.

(Well, reallyany hairstyle of Aniston’s.)

And what goes perfectly with a memorable style?

Close up of Nicole Richie with dark blue hair and a red lip

The color, of course.

Take Nicole Richie for example.

We have seen"The Simple Life" starsport nearly every hair color on the color wheel.

She’s done the classic shades of blond and brunette.

It’s cooling and soothing, and it just felt like where I wanted to go today."

But what about the time she rocked those unforgettable blue locks?