Color scheme: Gray/Brown
Heavily uses a gray/brown color scheme. Likely used to help make things look worn or dingy, also to make things seem more depressing.
Name variations: Grey/Brown
The first video game about Color scheme: Gray/Brown was released in 1993.
See also: autumnal
The gray refers to tarnished/stone gray, not chrome or silver gray. Not for full on sepia in terms of the brown either.