White

White was a colour. White light was composed of all colours in the visible spectrum. (PROSE: The Squire's Crystal)

The Trickster, who normally wore black, wore a white robe and gloves when he appeared to Peter Dalton. (TV: The Wedding of Sarah Jane Smith)

White was the colour of mourning in India. For this reason, members of the cult which worshipped the Skang also dressed in white. (PROSE: Island of Death)

Rose Tyler wore a white tank-top. (TV: Dalek)

During the Imperial-Renegade Dalek Civil War, Davros's Imperial Daleks had white casings. (TV: Revelation of the Daleks, Remembrance of the Daleks) A white Dalek was present on Moldox near the close of the Last Great Time War. (PROSE: Engines of War) Later, the Supreme Daleks of the New Dalek Paradigm were identified by their white casings. (TV: Victory of the Daleks) A white Dalek was present at the Starbane. (GAME: The Doctor and the Dalek)

Emily Morris wore a white shirt (TV: Lost in Time)

Bill Potts wore a white cravat during her trip to the 1814 frost fair. (TV: Thin Ice).

Sarah Jane Smith wore white shirts (TV: The Time Warrior, Invasion of the Dinosaurs, Death of the Doctor, etc)

Jenny Flint wore a white shirt. (TV: A Good Man Goes to War, Deep Breath; PROSE: The Dangerous Dilemma of the Dream Doorway)

Victoria wore a white lace blouse when going to the Himalayas. (TV: The Abominable Snowmen)

Chronovores sometimes appeared as pure-white humanoids. (TV: The Time Monster) Chorodorons had white skin, (PROSE: Dreamstone Moon) as did gelem warriors. (PROSE: Ghosts of India)

The trees in the petrified jungle on Skaro were white, having been turned to stone. (TV: The Daleks)

In 1955, Alabama, people who were perceived as white were allowed to ride at the front of buses while all those who were viewed as non-white were made to get on via a side entrance and forced to sit at the back. There were also whites-only motels, like the Sahara Springs Motel. (TV: Rosa)

In Through the Eye of Eternity, the White Eye of Eternity only appeared once, before an episode about a wedding. The episode was followed by a rash of engagements among the show's fanbase. (PROSE: The Book of the War)

The robots in the Land of Fiction were white. (TV: The Mind Robber)