Welcome back to Dopamine Dressing Season! With the sun setting at 6 p.m. and the clocks falling back next week, now's the time to fill your winter wardrobe with color-forward fashion . Take it from Hailey Bieber : Trading your tired black coat for a cobalt blue coat can bring some liveliness to the season's shorter days and limited sunlight.

Sure, 70-degree days are still the standard in Beverly Hills, but that didn't stop Bieber from layering up. She stacked a knee-sweeping trench coat —in the most striking shade of blue—over a black crop top, matching trousers, and the prettiest patent leather slippers . Don't miss the croc, burgundy Chanel Flap Bag beneath the coat's cerulean-adjacent collar.

Color aside, the outerwear featured the same slightly oversized silhouette as the more minimalist pieces on her coat rack.…