Tone-on-tone is the hottest new way to wear color and Marc by Marc's cozy sweater dress is easily stylish. Add a clutch to give this standout staple a luxurious edge. Shown here with Marc by Marc Jacobs boots and bag.

Royal blue-and-navy wool blend sweater dress. Marc Jacobs dress has a round neck, long sleeves and button fastenings on back. 30% lambswool, 34% wool, 11% silk, 9% angora, 9% nylon, 1% spandex. Dry clean. US sizing. This style runs true to size.