Lilac (colour)
From Tardis Wiki, the free Doctor Who reference
Lilac was a light shade of purple, that shared its name with a certain flower.
Rose Tyler wore an asymmetrical-collared, patchwork blouse with lilac among its colours. (TV: New Earth; AUDIO: Infamy of the Zaross, The Sword of the Chevalier)
The Ninth Doctor wore a lilac jumper with a v-neck collar when he met Arnora. (COMIC: Weapons of Past Destruction)
Jo Grant wore a lilac cravat when helping to end a war on Nooma. (PROSE: Speed of Flight)