pearl vs off-white

pearl and off-white both are nouns.

Word	Noun	Adjective	Verb	Adverb
pearl	Yes	No	Yes	No
off-white	Yes	Yes	No	No

As nouns, pearl and off-white are synonyms defined as:

Other synonyms of pearl include bone, ivory.

pearl (noun)	off-white (noun)
a shade of white the color of bleached bones	a shade of white the color of bleached bones
a smooth lustrous round structure inside the shell of a clam or oyster; much valued as a jewel
a shape that is spherical and small

pearl (adjective)	off-white (adjective)
	of something having a color tending toward white

pearl (verb)	off-white (verb)
gather pearls, from oysters in the ocean