Chevron prints are still feeling trendy. This one is a bold pattern, but in a comfortably subtle hue. It's printed on self-adhesive, removable, reusable fabric. Sold by Artisan Wall Tiles of Chicago on Etsy for $22 per 24-inch-by-40-inch tile (with discounts for more than three tiles); also available in black, aqua and coral.
Next: Color-punctuated triangles.