purple vs mauve

purple and mauve both are nouns.

Word	Noun	Adjective	Verb	Adverb
purple	Yes	Yes	Yes	No
mauve	Yes	Yes	No	No

As nouns, mauve is a hyponym of purple; that is, mauve is a word with a more specific, narrower meaning than purple:

Other hyponyms of purple include lavender, reddish purple, royal purple, reddish blue, violet.

purple (noun)	mauve (noun)
(Roman Catholic Church) official dress of a cardinal; so named after the Tyrial purple color of the robes	a moderate purple
a color between red and blue
(in ancient Rome) position of imperial status

purple (adjective)	mauve (adjective)
of a color intermediate between red and blue	of a pale to moderate greyish violet color
belonging to or befitting a supreme ruler
excessively elaborate or showily expressed

purple (verb)	mauve (verb)
color purple
become purple