long black a line dress Sparkle Spaghetti strap A-line Princess Tulle Prom open yet covered enough A-Line Black Prom Dresses Spaghetti

Choose cooler browns like slate tones and dark wood-like hues in formal situations

Crafted from a blend of luxurious materials, the flowing A-line silhouette creates a graceful and flattering fit

Invitation Says Black Tie Optional or Black Tie Preferred/Requested: Wearing a Tuxedo is Encouraged When an invitation says Black Tie Optional or Black Tie Preferred/Requested, the hosts want a formal atmosphere

They look like Oxfords or derbies from the front but extend above the ankle for coverage and warmth

It adapts to any occasion, says Vivienne Westwood creative director Andreas Kronthaler

If, like me, black clothing makes up at least 90% of your wardrobe, the thought of finding a wedding guest dress for basically any season that isn't winter may fill you with dread