What do Dua Lipa, Zendaya and Rihanna all have in common? Besides impeccable style, a colossal following and a glittering career, they have all flirted between having brunette and red hair.
Brunettes have a tougher time when it comes to hair colouring. Pigments work better on lighter or bleached hair, so naturally, blondes have a headstart. This also means that brunettes are more restricted in terms of what colour will help their locks pop - and most typically they will reach for red.
