Teal
Teal was a fusion of green and blue.
The Sixth Doctor wore a teal cravat with cream polka dots on basic bow form. (TV: The Twin Dilemma, Attack of the Cybermen, Vengeance on Varos, The Mark of the Rani, The Two Doctors, etc.)
Martha Jones wore a teal t-shirt with a scoop collar under her white lab coat (TV: Smith and Jones) or her maroon leather jacket. (TV: The Infinite Quest)
Sarah Jane Smith wore a teal blouse. (TV: Warriors of Kudlak)
Amy Pond wore a teal cami top during her trip to Venice. (TV: The Vampires of Venice) She also wore a teal trench coat during her encounter with Vincent van Gogh. (TV: Vincent and the Doctor)
The Eighth Doctor wore an ascot tie of dark teal dupioni. (COMIC: The Lost Dimension)
Melanie Bush wore a teal blouse with a yellow jumpsuit. (TV: Terror of the Vervoids)