unicolor

or u·ni·col·ored

[ yoo-ni-kuhl-er, yoo-ni-kuhl- ]
/ ˌyu nɪˈkʌl ər, ˈyu nɪˌkʌl- /

adjective

having only one color.
Also especially British, u·ni·col·our, u·ni·col·oured.

Origin of unicolor

First recorded in 1775–85; uni- + color

Example sentences from the Web for unicolor