Dark roots is the controversial hair colour that’s trending this season

Margot Robbie’s Grown Out Roots

Margot Robbie at this years SAG awards. She paired a loose updo with relaxed grown out roots.

Rihanna’s Dark Roots

Rihanna was way ahead of the mullet and grown-out root trend, rocking them way back in 2012 at the Grammys.

Rose Bryne’s Platinum Hair with Dark Roots

Rose Byrne’s brunette centre parting paired down her platinum blonde strands.