purplish-red vs chromatic

purplish-red is a noun but chromatic is not a noun.

Word	Noun	Adjective	Verb	Adverb
purplish-red	Yes	Yes	No	No
chromatic	No	Yes	No	No

purplish-red (noun)	chromatic (noun)
a red with a tinge of purple

purplish-red (adjective)	chromatic (adjective)
of red tinged with purple	being or having or characterized by hue
	based on a scale consisting of 12 semitones
	able to refract light without spectral color separation