серо-зелёный betyder på engelska

glaucous▼(of a pale green colour with a bluish-grey tinge)
adjective
[UK: ˈɡlɔːkəs] [US: ˈɡlɔːkəs]

sage green▼(of a greyish green colour, like that of sage)
adjective
[UK: seɪdʒ ˈɡriːn] [US: ˈseɪdʒ ˈɡriːn]