[matthewb0051]

Depends on the time, season, and formality of the event. Top hat = white tie

https://www.quora.com/What-kind-of-hat-can-you-wear-with-a-tuxedo#:~:text=Top%20hats%20should%20be%20reserved ,are%20too%20casual%20for%20evening.&text=The%20tuxedo%20is%20a%20traditional,for%20a%2 0white%20tie%20event.