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What to Wear to a Holiday Party

Written by: ASTR the Label

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Published on

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Time to read 7 min

Party season is officially on the calendar, which means one question is about to come up again and again: what to wear to a holiday party? The answer depends on the dress code on the invite and where the party is happening. 


Many holiday parties land somewhere around cocktail level with a festive twist, so the easiest formula is a polished base (a midi dress, a long-sleeve mini or a matching set) plus one festive element: a rich color, a luxe texture like velvet or satin, or a little sparkle. 


Here’s more on how to read a holiday party dress code, our favorite holiday party outfits for office, cocktail, casual, and New Year's Eve parties, and how to stay warm without losing the look. Consider this your cheat sheet. Let’s get set for the season.

How to Decode a Holiday Party Dress Code

Before you open your closet, open the invite. The dress code is your clearest clue, but the venue and the time matter just as much, especially when the wording is vague. An evening party at a hotel or restaurant is dressier than an afternoon get-together at a friend's place, and a later start usually calls for a little more. Once you know the setting, picking your holiday party outfit gets so much easier.

Woman wearing a cream-colored cape top with wide sleeves, black leather shorts, and sheer black tights.
Shop these looks: Thea Cape Top & Henny Mini Shorts

What Does "Festive Attire" Mean?


Festive attire is one of the dress codes you'll spot most often on holiday invites. It’s often the choice for holiday and New Year's parties, and it's essentially cocktail attire with a seasonal, festive touch. In practice, this means a cocktail-length or midi dress, or dressy separates, finished with one festive element: velvet, satin, sequins, lace, metallics, or a jewel tone. Our holiday party dresses are the perfect place to start, with so many holiday favorites in velvet, metallics, sequins and lace.

What to Wear When There's No Dress Code


No dress code on the invite? Aim for smart cocktail: elegant enough for an evening event, but easy to dress down with flats or a soft knit layer if the crowd is more relaxed. If you're only shopping for one thing, make it a midi dress. It's the most versatile choice of all and works just as well at an office party as it does at a dinner or a friend's house party. 


Still unsure? Ask the host what they're planning to wear. It's a totally polite question, and it saves you the guesswork.

What to Wear to an Office Holiday Party


Figuring out what to wear to an office holiday party is all about balance: professional enough for your colleagues, festive enough to feel like a party. Office-ready. Afterparty-approved. 


A long-sleeve midi in a rich color is the easiest win. A satin or velvet dress adds an instant sense of occasion, while a sweater dress with statement earrings suits a more low-key office celebration. If your party dress feels like a little much on its own, layer a tailored blazer from our Office Looks edit over it and it looks put-together straight away. Then slip the blazer off once the work part of the night winds down, and the same look takes you from day to night.


A few simple guardrails keep things work-appropriate. Choose a hemline you'd be comfortable sitting and mingling in, keep the neckline on the modest side, and pick one statement-making element rather than three. Sparkle, a bold color, or a luxe fabric: choose one and let it lead. For more Christmas party outfit ideas made for the office, browse our office holiday party dresses.

What to Wear to a Cocktail or Formal Holiday Party


When the invite says cocktail or black-tie, or the party is an evening event at a hotel, gala or upscale restaurant, it's your cue to go dressier and make an entrance. Holiday cocktail party attire means a sequin or metallic mini or midi, a satin slip dress, a romantic lace bustier style or a dress with statement sleeves that does the talking for you. Delicate details like feather trim or a sweet bow add a flirty finishing touch that turns heads.


For black tie, step it up with a floor-length gown in a luxe fabric like satin or velvet. A gown is the classic choice here, though a very dressy cocktail dress can work too, especially if the invite says black-tie optional. Our gowns and formal dresses are full of showstoppers made for this kind of night.

 

Prefer not to wear a dress at all? A satin matching set feels just as good at a cocktail party, while black tie calls for dressy separates in an evening-worthy fabric. Explore our cocktail and party dresses for holiday party dresses that take you from the first drink to the last toast.

What to Wear to a Casual Holiday Party or Family Gathering


Not every holiday party calls for sequins. Friendsgiving, family dinners, cookie swaps, and Secret Santa nights are about looking put-together while staying comfortable. A casual holiday party outfit can be as simple as a knit dress with boots, a fine-knit sweater tucked into a satin skirt, or a printed midi with a cozy cardigan. Sweater dresses are especially easy because they feel relaxed but still look intentional, and our Cozy Edit is packed with soft knits you can dress up or down.


To make it feel festive without overdressing, add one small detail: a velvet bow in your hair, a red lip or a pair of metallic earrings.

What to Wear to a New Year's Eve Party


Getting countdown-ready? New Year's Eve is the night to go all in on sparkle. It's often the most dressed-up party of the season, so sequins, metallics and high-shine satin all feel right at home. 


For a bar or club night, a flirty mini dress or a one-shoulder style keeps things fun and easy to move in. For a dinner party, a midi or even a gown feels more in step with the setting. Whatever your New Year's Eve party outfit, plan for the long haul: choose shoes you can stand in until midnight and bring a layer for the trip home. Our New Year's Eve looks are ready when you are.

Holiday Party Colors and Fabrics That Feel Festive


Color and texture do most of the festive work, which means a simple silhouette can carry the whole occasion. 


Classic red is the go-to holiday shade for a reason (our red dresses prove it), but emerald, forest green, burgundy, and navy feel just as celebratory. Jewel tones look especially rich in evening light, gold and silver metallics bring instant sparkle, and winter white is a less expected option that still feels seasonal. If you're drawn to the deeper end of the palette, our green dresses are an easy place to start.


Fabric matters just as much. Velvet feels cozy and rich, satin looks sleek and effortlessly chic, and sequins are the most celebratory of all. Lace adds a romantic, feminine touch, while lurex knits bring a subtle shimmer to cold-weather dressing. Pick one, and festive attire takes care of itself.

Woman in a red sequined dress with long sleeves, wearing large statement earrings.
Shop these looks: Romina Jacket & Romina Mini Skirt

How to Stay Warm and Still Look Party-Ready

Winter parties come with a practical problem: a cold commute on one end and a warm, crowded room on the other. 


Start with long-sleeve dresses, which keep you covered without adding bulk. Sheer or opaque tights make a mini or midi wearable in December, and knee-high or ankle boots handle the weather while still looking party-ready. Treat your outerwear as part of the outfit rather than an afterthought: a tailored coat or a faux fur jacket finishes the look the moment you walk in, so browse our outerwear for that final layer. Whatever you choose, make sure your layers are easy to slip off once you're inside, so you stay comfortable all night.

Woman wearing a pink lace camisole top and a matching pink lace midi skirt.
Shop these looks: Britney Cami & Britney Midi Skirt

FAQs About Fall Engagement Party Attire

Can you wear black to a holiday party?

Yes! Black is a classic choice for any holiday party and one of the most versatile. To make it feel festive, choose a black dress in a rich texture like velvet, satin, lace or sequins, then add metallic accessories or a bold red lip. Our black dresses make an easy base you can restyle throughout the season.

Can you wear pants to a holiday party?

Yes. Tailored pants, a dressy jumpsuit, or one of our matching sets work for most holiday dress codes, from office parties to cocktail events. The fabric does the dressing-up work, so look for satin, velvet or pieces with a subtle sheen, then finish with heels or sleek boots and festive jewelry.

What should you not wear to a holiday party?

Skip anything that ignores a stated dress code, since showing up too casual at a cocktail party is harder to fix than being a little overdressed. Leave novelty costume pieces for theme parties, and avoid shoes you can't stand in for a few hours. Beyond that, wear whatever makes you feel like celebrating.

Can you wear the same outfit to more than one holiday party?

Absolutely, especially if the parties are with different groups of friends. Restyle one dress so it looks different each time: wear it with boots and a cardigan for a casual dinner, then add heels, statement earrings, and a tailored coat for an evening party. A great dress should be shown off more than once.

Woman in black satin dress with lace top, wearing sunglasses and a dark fur coat.
Shop These Looks: Zillah Jacket & Thyri Maxi Dress

Find Your Holiday Party Look


The best holiday party outfits are the ones you'll keep reaching for, and with a few easy swaps, one great dress can cover several parties this season. Start with the invite, choose your base, then add the festive detail that feels most like you. And think of it as a seasonal capsule of wardrobe essentials rather than a one-night buy. 


When you're ready to find yours, shop the ASTR holiday collection for velvet, sequins, lace, and feather-trimmed showstoppers for every party on your calendar, from the office celebration to the New Year's countdown.

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