Gotham is a geometric sans-serif typeface designed by Tobias Frere-Jones in 2000. It is famous for being the font of The Tonight Show , the Obama "Hope" poster, and countless corporate identities. For KBC 18, Sony TV chose Gotham for its:

It is important to note that while you search for the "Western" font, the actual show uses a Devanagari font for the Hindi questions. The popular pair in 2021 was:

: New graphics designed by Olga van den Brandt were introduced, featuring a dark blue lozenge with a silver border