The Collaborative International Dictionary of English v.0.48:

Murrey \Mur"rey\, n. [OF. mor['e]e a dark red color, mor
   blackish brown, fr. L. morum mulberry, blackberry, or fr.
   Maurus a Moor. Cf. Mulberry, Moor, Morelle.]
   A dark red color. -- a. Of a dark red color. --Bacon.
   [1913 Webster]