Evening wearGuidesTuxedo The Tuxedo Compared to the most formal evening attire, the “dark suit” and the “white tie”, the tuxedo or the “black tie” has solidified its position as a slightly more casual alternative when it comes to evening wear. A tuxedo is typically black or dark blue, the fabric ... GuidesSuit The Dark Suit The Dark Suit The dress code “dark suit” is traditionally one of the most formal dress codes, used often at weddings and other formal occasions. A “dark suit” usually refers to a dark blue or black suit, with a plain surfac...