Crimson
From Tardis Wiki, the free Doctor Who reference
Crimson was a colour.
Ace wore a crimson t-shirt with a v-neck collar. (TV: Survival)
Some Supreme Daleks were crimson with gold globes and power panels. (TV: The Stolen Earth|Journey's End, The Magician's Apprentice|The Witch's Familiar)
In the 20th century, Torchwood Three found a deep-lavender emotional amplifier. It pulsed crimson when it detected anger, amplifying it into rage. (PROSE: Slow Decay)