Coal black
Coal was a shade of black named after a substance.
The First Doctor wore a coal black cravat when escaping the Morok Empire's Space Museum, (TV: The Space Museum) during his escape from Pursuer-Daleks as well as his first encounters with Mechonoids and Steven Taylor during the Mechonoid Incident, (TV: The Chase) during his first encounter with the Monk, (TV: The Time Meddler) during his first encounter with Drahvins and Rills, (TV: Galaxy 4) during his first encounter with Katarina and the Sacking of Troy, (TV: The Myth Makers) when foiling the Dalek Empire's master plan with the Time Destructor, (TV: The Dalek's Master Plan) during his first encounter with Sontarans, (AUDIO: The Sontarans) when braving the Game of Rassilon set up by President Borusa in his quest for immortality, (TV: The Five Doctors) when helping his future incarnations foil the Tremas Master and witnessing Adam Mitchell's fall, (COMIC: Endgame) during a trip to Paris during 1572, (TV: The Massacre) during his first adventure with Dodo Chaplet on the Ark as well as his first encounter with Monoids, (TV: The Ark) during his first game with the Toymaker, (TV: The Celestial Toymaker) when facing Pa Clanton and Johnny Ringo on 1881, (TV: The Gunfighters) during his first visit to the Der-Sen Monastery and his first encounter with Yeti, (AUDIO: The Secrets of Det-Sen) when meeting Captain Edal and saying goodbye to Steven, (TV: The Savages) during his confrontation with WOTAN and its War Machines as well as his farewell to Dodo, (TV: The War Machines) during his first adventure with Polly and Ben In the 17th century, (TV: The Smugglers) when helping his future incarnations to defeat a fleet of Mark VIII Daleks and save Gallifrey during the end of the Last Great Time War, (TV: The Day of the Doctor) and right up to his fall after the Mondasian Cyberman 1986 invasion of Earth. (TV: The Tenth Planet, Twice Upon A Time)
The War Doctor wore a double-breasted trenchcoat of coal black leather when helping Biroc free his fellow Tharils, (AUDIO: Lion Hearts) when working to stop the Dalek Time Strategist on Atherea, (AUDIO: The Shadow Squad) when he first meets Case, (AUDIO: Consequences) when working to save a world by posing as a legend, (AUDIO: Destroyer|Saviour), when going on an adventure within a dream, (AUDIO: The Keeper of Light) when stopping the Thal Dylon from his error which nearly condemned his people to the Dalek Empire, (AUDIO: Temmosus) when working to save Lucana during his first encounter with Berserker Daleks, (AUDIO: Rewind) when hunting the Barber-Surgeon, (AUDIO: The Mission-The Horror) when reuniting with Case, (AUDIO: A Mother's Love) when dealing with a mad Dalek Berserker on Sunspire, (AUDIO: Berserker) when dealing with Memnos, (AUDIO: Memnos) and when working to free Case from Dalek control. (AUDIO: The Hybrid's Chocie-Exit Strategy)
A child incarnation of the Doctor bound to a high-tech wheelchair wore a crimson t-shirt with coal black stripes. (PROSE: Rose)
Melody Pond wore coal black trousers as Mels Zucker. (TV: Let's Kill Hitler)
The War Master wore a coal black cravat when posing as Professor Yana, right up to his fall. His successor, the Saxon Master, wore it; (TV: Utopia) before switching for modern ties when posing as Harold Saxon before he and the Toclafane claim Earth. (TV: The Sound of Drums|Last of the Time Lords)
The Half-Face Man wore coal black ankle boots during the 1890s. (TV: Deep Breath)
The Abzorboloff wore a coal fedora in ebony black with raven black fur on the collar when posing as Victor Kennedy. (TV: Love & Monsters)