Future Nostalgia style to her current chocolate brown. She coloured Carey Mulligan's hair a chilling peroxide for her Oscar nominated role in Promising Young Woman, and recently took Madonna's pink hair back to ice blonde.
Not to mention, Clarke regularly highlights a slew of famous Kate's including Moss, Bosworth, Winslet and Cate Blanchett. So, when it came to deciding on our own new season hair colours, there was only one person to ask: what's in now? "There are two camps," says Clarke. "Those who have grown their hair colour out and want to continue with a more natural, lower maintenance look, then there are those who are in celebration mode and want to push the boundaries and try something new - actually, most people are much braver.
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