princess diana caring dress Museum Curator Falls to Floor After Winning at Auction Princess Diana's 'caring dress' fetches

The badly lit photo, with a bright back-light and conflicting cues, illustrated the complexity of color judgments

She repeated the outfit last year for one of her DJ sets in Spain

Between its festive floral design and off-the-shoulder neckline, it's safe to say that this lace midi dress is beach wedding-approved

For a relaxed picnic or a seaside lunch, an airy afternoon party dress in a playful print pairs beautifully with comfortable sandals or espadrilles

Tailored trousers in a solid or subtle pattern offer the polished silhouette that dressy casual calls for without the rigidity of a full formal suit

At a minimum, you should dress in nice clothing, in subdued colors, and follow the dressy-casual outfits worn to a job interview or church