The person appears to be a/an East Asian Female, approximately 20 to 29 years old.
A stylish outfit for an East Asian female attending a formal evening event could feature a floor-length gown in a rich jewel tone, such as emerald or sapphire, with elegant lace detailing and a fitted bodice. Complement the look with statement chandelier earrings, strappy heels, and a sleek low bun to enhance the overall sophistication.
An appropriate formal evening outfit for an East Asian female could include a beautifully tailored qipao or a floor-length gown with elegant details, such as lace or silk fabric. Accessories like pearl earrings, a clutch bag, and classic pumps would complement the look, along with a chic hairstyle that enhances the overall elegance.