3. The Colorful Chino — New rule: Don't be intimidated by color. Basing your bottoms in a new bold hue is a great way to turn up the volume on any look (and yes, you can pull it off!). While not as bright as its summer compatriots, a rich hue can seriously chase the fall blues away.

Brooks Brothers University Slim Fit Chino, $89.50, available at Park & Bond; Gant Rugger Winter Chino H, $165, available at Gant.