color chart vs graph

color chart and graph both are nouns.

Word	Noun	Adjective	Verb	Adverb
color chart	Yes	No	No	No
graph	Yes	No	Yes	No

As nouns, graph is a hypernym of color chart; that is, graph is a word with a broader meaning than color chart:

Other hypernyms of color chart include chart.

color chart (noun)	graph (noun)
a chart displaying colors	a visual representation of the relations between certain quantities, represented as points, plotted with reference to a set of axes
	a visual display of information
	a written symbol that is used to represent speech

color chart (verb)	graph (verb)
	represent by means of a graph
	plot upon a graph