The invitation left you a choice. Here is how to make it.

two words on an invitation, and a week of wondering whether the long one is too much.

Black tie optional means formal dress is welcome but not required. For a woman that permits three correct answers: a floor-length gown, a formal midi, or an elegant cocktail dress in a formal fabric. It sits one step below black tie, where a gown is expected, and one step above cocktail, where it is not.

Which you choose is decided by the hour, the venue and the fabric in your hand, not by a rule anyone enforces at the door.

What does black tie optional mean for women?

It means the hosts would be glad to see you in a gown and will not mind if you are not. The phrase exists because black tie asks for a garment many women do not own and will not wear again. Read it as an invitation held open, not a standard you can fail.

In practice the code gathers around evening weddings, galas and milestone birthdays held after six. If the invitation names a time before four, dress one step down. Light is the oldest dress code there is, which is why our dresses and gowns are cut to work at both ends of the day.

Do you have to wear a floor-length gown?

No. A long dress is the safest reading of black tie optional, not the required one. If you want the question settled before you walk in, wear the long version. If you would rather not, a knee-length or midi dress in a formal fabric is correct, and at an evening wedding it is common.

Here is the ladder.

How fabric decides whether a dress reads formal

This is the part the forums miss, and it decides how you are read in the room. Formality is carried by weight and drape, so two dresses in the same shape and colour read differently. A cocktail dress in silk reads formal. The same shape in thin jersey reads like a weekday.

Four pieces we make that answer this dress code, each named by its fibre:

• The Oracle Gown, $340, in 100% stone washed linen in Moon Milk. Long, sleeveless, a high clean neckline, deep side pockets. The linen is certified OEKO-TEX Standard 100 and European Flax. A matching Oracle Jacket comes in the same cloth if the ceremony wants a layer.
• The Silk Virgo Kaftan, $398, in 100% botanically dyed silk, in Turmeric Gold or Botanical Rose. Full length, open front, and the shortest route to formal here.
• The Ramie Botanical Origami Gown, $333, in 100% ramie, the fibre from the nettle plant. More structured than linen, heavier in the hang, and the folded Origami sleeve does the work jewellery would. If ramie is new to you, here is what ramie is.
• The Dharma Gown Sleeveless, $318, in 100% stonewashed French linen, botanically hand dyed in warm saffron, deep red and sacred ash. Full length, open front, one size. No two are the same colour.

Each is sewn by the artisan families who make for this house in Bali, in their own homes and in artisan-owned workshops, paid a real living wage. Myrah Penaloza, who designs them, is a designer and a Kundalini Yoga teacher in Bali.

What should you not wear to a black tie optional wedding?

Four things are worth avoiding, and none is a hemline. Skip white and ivory at a wedding. Skip a dress that needs holding up, since you will spend the evening holding it. Skip a cloth that creases into your lap and stays there. And skip a piece bought for one night.

Two honest notes on that first one. Black is not on the list at all, and the real conditions are in can you wear black to a wedding. And Moon Milk, the colourway the Oracle Gown is cut in, is warmer than white and reads as a colour rather than as bridal. If you have any doubt at all, ask the couple, or take one of the botanically dyed pieces instead.

When should you order a made-to-order gown?

It is 3 to 6 weeks from order to shipment, then 5 to 15 business days with DHL, and for a dated event we ask for ten weeks. Everything in the dresses and gowns collection is made to order or cut in a small batch, so timing is part of the decision.

Counted from the second week of November, that puts a piece ordered now at an event in late January or after. A dress ordered this week is not a December dress, and we would rather say so than let you find out. If the occasion falls before Christmas, a gift card is the honest answer.

For the colder end of the season, what to wear to a winter wedding covers layering. If the invitation says semi-formal instead, read semi-formal wedding attire for women.

Frequently asked questions

What does black tie optional mean?

Black tie optional means formal dress is welcome but not required. A woman can wear a floor-length gown, a formal midi or an elegant cocktail dress and be correctly dressed in all three. The code sits one step below black tie, where a gown is expected, and one step above cocktail, where it is not.

Do I have to wear a long dress to a black tie optional wedding?

No. A long dress is the safest reading of black tie optional, not the required one. A knee-length or midi dress in a formal fabric is correct, and at an evening wedding it is common. If you want the question settled before you arrive, choose the long version.

Can you wear a cocktail dress to a black tie optional event?

Yes, if the fabric and the finish carry it. A cocktail dress in silk, heavy linen or ramie reads as formal. The same shape in jersey or a thin cotton reads as daywear. At black tie optional the fabric does more work than the hemline.

Is black tie optional the same as formal?

They overlap, and the difference matters. Formal and black tie both expect a gown or its equivalent. Black tie optional invites it and accepts less. If an invitation says both words, dress to the more formal one.

Can you wear black to a black tie optional wedding?

Yes. Black is one of the easiest colours to wear at this dress code, because it reads formal without effort. The conditions are about styling rather than the colour itself, and they are the same conditions that apply at any wedding.

Black tie optional is a kindness, not a test. Choose the piece you would put on again, and the dress code takes care of itself.

With love from Bali,
Myrah