Nicky Hilton Neon Yellow Sweater

Without the blazer, Catt Sadler's look would have been basic. But with the injection of the loud hue, it went from simple to spotlight-worthy. For a sporty twist, rock a pair of cool Ash high-top black leather sneakers ($185) with this look.

So the next time you're about to reach for that black blazer, think twice and grab one in yellow. Here are some standout options.