Most proms have a black-tie dress code, which means you should wear a tuxedo. In some invitations it is even strictly mentioned that tuxedos should be worn. In that case it's best to adhere to the dress code.
Brand Name: Caterinasara
Material: COTTON
Material: Polyester
Material: Wool
Actual Images: Yes
Usage: Groom Wear
Clothing Length: REGULAR
Front Style: Flat
Pant Closure Type: Zipper Fly
Closure Type: Single Breasted
Item Type: Suits
Model Number: Groom Suit
Fabric Type: Twill
is_customized: Yes
If you are opting for a tuxedo, it should always be black. But for a three-piece suit the colors blue, dark blue, midnight blue and charcoal grey are best in enhancing the personality of the groom.