Jessica Alba is already wading into Spring 2022's biggest hair color trend: expensive blonde.

On February 4, the Honest Beauty mogul debuted her dimensional golden bob in a video showing off her dramatic transformation

 she captioned the Instagram Reel with a blonde emoji, tagging stylist Robert Ramos. 

“Expensive brunette is all about giving deeper hair energy, dimension, and detail,” celebrity hairstylist Tom Smith,

 European creative director for Evo Hair, explained back in November. 

Similarly, Smith recently shared that the trick to making blonde hair look 

“It’s a really soft contrast so there are fewer shadows in the hair, but it’s not one set color,” he said.