And I’m obsessed.

The most important signifier?

But just as widely circulated was a photo of Sienna Miller, who was looking as gorgeous as ever.

Sienna Miller blonde hair

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But mostly, I wanted her hair colorribbony blonde highlights that look bright and sunny but totally lived-in.

It’s bright and warm and looks expensive but not too perfect.

Her hair is so bright and effortless, framing her face simply as the best accessory here."

Sienna Muller at the Chloe fashion show

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(I personally love both.)

“At-home hair care is so important,” says Perry.

“I recommend the OlaplexNo.

Chloe Sevigny

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8 Mask($30) and also theNo.

7 Bonding Oil($30) as the icing on top.”

After a two-year stint as a redhead, I decided to go back to blonde.

Lila Moss

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It was pretty, but I just didn’t feel like the best version of myself.

I knew I wanted something bright and sunny but pretty low-maintenance for my final look.

Compared to some of my color transformations in the past, It Girl Blonde was pretty painless.

author before and after going it girl blonde

Bella Cacciatore

Bella Cacciatore

Months after the change, I couldn’t be happier.

My routine has stayed pretty simple.

I’m just sure to treat myself to a hair mask at least once a week.

This color makes me feel like the coolest, prettiest version of myself.

It makes my skin glow and gives off that effortlessly cool vibe I’m always chasing.