Pallid
adjective
abnormally deficient in color as suggesting physical or emotional distress
“the pallid face of the invalid”
Similar: pale, wan
adjective
(of light) lacking in intensity or brightness; dim or feeble
“the pale light of a half moon”
Similar: pale, wan, sick
adjective
lacking in vitality or interest or effectiveness
“a pale rendition of the aria”
Similar: pale