The Ultimate Guide to Wedding Dress Codes — and 30 Looks to Match

If the wedding you're attending follows a more casual dress code, try your sleekest jumpsuit with a kitten heel or wedge. Strappy sleeves, fun prints, and lightweight maxis all fit the bill. You might even style one of these for a night out, so allow yourself to invest in a treasure. These dresses and pants will easily become staples in your wardrobe.

Complete Zimmermann's floral corset jumpsuit ($745) with platform espadrilles and drop earrings.

The Leep The Bali Off-the-Shoulder Black Dress ($915) is breezy and the right fit for a beach or outdoor wedding.

If you're not about bright florals, try this Rebecca Taylor dress ($346, originally $577).

This Mango bow floral dress ($40, originally $80) comes with bell sleeves to keep you semi-warm.

Going to a Spring or Summer wedding? This Asos one-shoulder dress ($121) is the perfect fit.

Hop on the polka dot trend with this fun Dee Elly midi dress ($49).

Toss on a pair of fancy heels, and this Who What Wear dress ($40) is fit for any casual, fancy occasion.

This Lisa Marie Fernandez cotton dress ($765) can easily be styled for fancier events with the right accessories.

You'll find other ways to rewear this Summery J.o.a. dress ($59, originally $105).

This H&M embroidered mesh dress ($99) would suit weddings held in a garden or vineyard.

When we hear "dressy casual," we picture this Alice + Olivia Sabeen jumpsuit ($595).

The cocktail dress takes things to the next level. Longer hemlines are ideal, but it might be all about the silk material or the feminine ruffle details on the sleeve. There's something special about this dress, be it the color or the open back. There's no denying that a cocktail affair is fancy, so don't be afraid to dress up and strap on your heels.

Looking to standout in the crowd? Slip on Halston's sequined jersey gown ($495).

This Finders Keepers dress ($170) is just the right amount of sexy thanks to the side cutouts.

Wait until you see the back of this Gemeli gown ($834).

This Eloquii cape dress ($150) has that unique detail you're looking for.

We love the color and satin sheen on this Nbd x Revolve "Niaa" gown ($112, originally $248).

Step it up with a sequined dress ($70) from Zara.

If you're going to go short, keep it classy with this printed Byron Lars dress ($682).

Xscape's sheer mesh gown ($258) comes with sparkling embellishments.

This off-the-shoulder Rachel Zoe dress ($525) comes in a warm plum color.

Tap into your feminine side with this Kate Spade bow dress ($209, originally $598).

A typical black-tie number is floor-length, unless it's got intricate embellishments that dazzle or a killer statement sleeve that looks as though it belongs on the red carpet. A superformal gown is the most fun to shop for — you should keep your power color and best assets in mind, and choose a piece that's memorable. You'll be posing for photos, after all, and absolutely everyone will be dressed to impress.

Nothing screams more formal than this beautiful Zac Posen gown ($790).

The unique neckline on this Keepsake gown ($220) will draw all the eyes to you.

This Michael Kors Collection gown ($2,895) is cut from crepe and features cutouts.

If you want to go neutral at the party, slip on this Topshop gown ($300, originally $750).

As soon as you put on this Aqua velvet gown ($278), you'll feel ultraglamorous.

You can customize this ($229) however you like on the site.

Look back at this Asos maxi dress ($48, originally $119).

This Oscar de la Renta gown ($7,690) is a work of beauty.

If red is your power color, this Calvin Klein high-low option ($249) is for you.

This Self-Portrait maxi ($315) has a high neck fit and ruffled shoulders to give it a Victoriana feel.