vividness vs interestingness

vividness and interestingness both are nouns.

Word	Noun	Adjective	Verb	Adverb
vividness	Yes	No	No	No
interestingness	Yes	No	No	No

As nouns, interestingness is a hypernym of vividness; that is, interestingness is a word with a broader meaning than vividness:

vividness: interest and variety and intensity
interestingness: the power of attracting or holding one's attention (because it is unusual or exciting etc.)

Other hypernyms of vividness include interest.

vividness (noun)	interestingness (noun)
chromatic purity: freedom from dilution with white and hence vivid in hue	the power of attracting or holding one's attention (because it is unusual or exciting etc.)
interest and variety and intensity