coloured person vs colored person

coloured person and colored person both are nouns.

Word	Noun	Adjective	Verb	Adverb
coloured person	Yes	No	No	No
colored person	Yes	No	No	No

As nouns, coloured person and colored person are synonyms defined as:

coloured person and colored person: a United States term for Blacks that is now considered offensive

Other synonyms of coloured person include colored, coloured.

coloured person (noun)	colored person (noun)
a United States term for Blacks that is now considered offensive	a United States term for Blacks that is now considered offensive