Mauve

Mauve was a light shade of purple.

The mauve alert was a common distress signal. Humans used red alerts instead, which led to some confusion. (TV: The Empty Child)

Rose Tyler wore an asymmetrical, patchwork blouse with mauve among its colours. (TV: New Earth; AUDIO: Infamy of the Zaross, The Sword of the Chevalier)

The Tenth Doctor wore a burgundy herringbone tie with mauve floral pictures when he first met Martha Jones, (TV: Smith and Jones) and during the 2009 Sontaran invasion of Earth. (TV: The Sontaran Stratagem/The Poison Sky)

Amy Pond wore a mauve jumper with a v-neck collar during the Total Collapse Event Incident. (TV: The Pandorica Opens/The Big Bang)

Sarah Jane Smith wore mauve trousers when she and the Fourth Doctor met Morbius, Solon, Condo, and the Sisterhood of Karn. (TV: The Brain of Morbius)

Donna Noble wore a mauve cardigan when she and the Tenth Doctor met River Song and some Vashta Nerada. (TV: Silence in the Library/Forest of the Dead)

Tegan wore a mauve skirt with her suit. (TV: Logopolis-Time Flight)

Martha Jones wore a mauve tank top when Aaron Copley tried to inject a Mayfly into her. (TV: Reset)

The Eighth Doctor wore mauve trousers when he first met Stacy Townsend during an encounter with Cybermen on the Dreadnought. (COMIC: Dreadnought)

Jo Grant wore a mauve sweater with burgundy stripes when she and the Third Doctor went to Uxarieus in 2472. (TV: Colony in Space)

The xXltttxtolxtol pods that were sent through the Cardiff Space-Time Rift were marked with mauve, implying they were toxic. In truth, the xXltttxtolxtol just didn't want Torchwood Three to open them. (PROSE: Risk Assessment)

When Charley Pollard described Chief Steward Weeks' nose as being "redder than Mr Lenin's pyjamas", the Eighth Doctor disputed they were red; he claimed that they were a "sort of mauve" when the Doctor took a train with Lenin from Switzerland to Petrograd. (AUDIO: Storm Warning)

In an alternate timeline in which the First Doctor spent three months on Urbinia, his friend, Professor Feedlam discovered a new "little bit green and a little bit black" colour which the Doctor saw as "a sort of mauve". (AUDIO: Daughter of the Gods)