Alexa Chung does messy, two-tone.
Miley Cyrus showing off statement purple tips.
Jessie J with daring bright red ends.
Dakota Fanning dabble in peach tips.
Nicola Roberts working this tangerine-golden two-tone look.
Amber Le Bon add a smattering of multi-tonal hot pink streaks at the ends of locks to make more of an impact than a splash of ombre highlights.