black-and-blue vs livid

black-and-blue and livid both are adjectives.

Word	Noun	Adjective	Verb	Adverb
black-and-blue	No	Yes	No	No
livid	No	Yes	No	No

As adjectives, black-and-blue and livid are synonyms defined as:

black-and-blue and livid: discolored by coagulation of blood beneath the skin

black-and-blue (adjective)	livid (adjective)
discolored by coagulation of blood beneath the skin	furiously angry
	anemic looking from illness or emotion
	discolored by coagulation of blood beneath the skin
	(of a light) imparting a deathlike luminosity