Not as brightly hued (5)
I believe the answer is:
paler
(Other definitions for paler that I've seen before include "Lighter in colour" , "Less colourful" , "Less dark" , "comparatively anaemic" , "rather sickly-looking" .)
I believe the answer is:
paler
(Other definitions for paler that I've seen before include "Lighter in colour" , "Less colourful" , "Less dark" , "comparatively anaemic" , "rather sickly-looking" .)