Midnight blue is a dark blue color. Midnight blue may also refer to: Midnight Blue (TV series), a sexually themed TV show in New York City, hosted by Al Goldstein, Midnight Blue (cheese) or Aura, a brand of blue cheese made by the Finnish company Valio, Midnight Blue Belt, a dan rank belt in some Korean martial arts, Midnight Blue, a 1997 film starring Damian Chapa, Midnight blue lighting gel, a darkish blue gel used to simulate the reflection of the moon.