yellow-brown vs brownish-yellow

yellow-brown and brownish-yellow both are adjectives.

Word	Noun	Adjective	Verb	Adverb
yellow-brown	No	Yes	No	No
brownish-yellow	No	Yes	No	No

As adjectives, yellow-brown and brownish-yellow are synonyms defined as:

yellow-brown and brownish-yellow: of a medium to dark brownish yellow color

Other synonyms of yellow-brown include amber.

yellow-brown (adjective)	brownish-yellow (adjective)
of a medium to dark brownish yellow color	of a medium to dark brownish yellow color