Navy (colour)

Navy was a dark shade of blue used in clothing. (PROSE: Exodus Code)

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

The War Doctor wore a double-breasted waistcoat of navy moleskin. (COMIC: Ambush)

The Twelfth Doctor wore a navy crombie coat. (TV: Deep Breath, etc.) He also wore a navy top cap during his visit to the 1814 frost fair. (TV: Thin Ice)

The Third Doctor wore a smoking jacket of navy velvet with a rolled collar, (TV: Doctor Who and the Silurians)

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

Maria Jackson sometimes 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)

On her visit to Messaline, Donna Noble wore a navy blouse with buttons. (TV: The Poison Sky, The Doctor's Daughter)

Toshiko Sato wore a navy pencil skirt. (TV: Out of Time)

Sally Sparrow wore a navy sweater-vest. (TV: Blink)

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