"Red-tinged highlights add dimension and tonality to the hair," explains colourist Stephanie Brown. "No matter your natural shade, it looks gorgeous when you infuse, or lift up, those red undertones." ...

but change it up and go for a more red base when shopping for fresher highlights. Puerto Rican model Joan Smalls wears her long, wavy, dark hair with brown auburn highlights to warm up her base shade.

Adding blonde highlights to brown hair is a quick and easy way for brunettes ... Opt for auburn blonde highlights if you want to incorporate a deeper red-tinged color. Here, Beyoncé has hers ...

Whether you're lucky enough to rock naturally red hair or just have a really good hair stylist, this all-over reddish-brown look is ... A mix of neutrals, bright highlights, darker lowlights ...