When Winter closes in, the sky gets darker, and for many, our hair gets darker too. December brings festive inspiration to all aspects of our lives, from nail art tutorials and gifts for everyone on your list to endless makeup inspiration. With more events and parties to attend than normal, you may want to switch up your hairstyle for something more seasonal too. This year has seen some great celebrity hair changes that may inspire you to get the chop or try a different hue entirely. Scroll through these brunette shades that took centre stage this season, perhaps they'll inspire you to cross over to the dark side?