Brown

Mocha was a dark shade of brown named after a certain drink.

The War Doctor in a mocha brown leather trenchcoat. (AUDIO: In Name Only ^[+]Loading...["In Name Only (audio story)"])

The War Doctor wore a double-breasted trenchcoat of mocha leather with peaked lapels when he and Skole faced Valmoria during the Last Great Time War. (AUDIO: In Name Only ^[+]Loading...["In Name Only (audio story)"])

River Song wore a mocha fedora when solving a mystery in Vienna and 107 Baker Street during the 1920s, (AUDIO: Whodunnit? ^[+]Loading...["Whodunnit? (audio story)"]) and during an adventure on New York during 1938. TV: The Angels Take Manhattan ^[+]Loading...["The Angels Take Manhattan (TV story)"])