Navy (colour)

Navy was a dark shade of blue.

The Eighth Doctor wore a navy frockcoat. (COMIC: Dreadnought). He also wore a navy leather peacoat. (AUDIO: Dark Eyes, Stranded, Day of the Master)

Sarah Jane Smith wore a navy blouse during her 'final' farewell with the Tenth Doctor. (TV: School Reunion)

Maria Jackson wore navy denim jackets. (TV: Eye of the Gorgon, The Warriors of Kudlak, etc.)

Clara Oswald's Victorian incarnation wore a navy bustle dress. (TV: The Snowmen)

Martha Jones wore a navy bustier under her maroon leather jacket. (TV: The Sound of Drums)

Doctor Olivia Steele wore a navy pencil skirt. (PROSE: Exodus Code)