metal-coloured vs metal-colored

metal-coloured and metal-colored both are adjectives.

Word	Noun	Adjective	Verb	Adverb
metal-coloured	No	Yes	No	No
metal-colored	No	Yes	No	No

As adjectives, metal-coloured and metal-colored are synonyms defined as:

Other synonyms of metal-coloured include metallic-colored, metallic-coloured.

metal-coloured (adjective)	metal-colored (adjective)
having a metallic color	having a metallic color