pinkish-orange vs pink-orange

pinkish-orange and pink-orange both are adjectives.

Word	Noun	Adjective	Verb	Adverb
pinkish-orange	No	Yes	No	No
pink-orange	No	Yes	No	No

As adjectives, pinkish-orange and pink-orange are synonyms defined as:

Other synonyms of pinkish-orange include salmon.

pinkish-orange (adjective)	pink-orange (adjective)
of orange tinged with pink	of orange tinged with pink