N.Y. Comp. Codes R. & Regs. tit. 6, § 195.4
(3) white lettering on green background.
(d) Text on authorized signs.
The text on such sign must be approved by the department and shall be limited to:
(a) Construction material.
Such sign shall be constructed of wood, metal or other durable material approved by the department.
(b) Design.
Such sign shall be of a rustic or other design which will be attractive and suitable for its proposed location.
(c) Colors.
Such sign shall be painted or stained in one of the following color combinations: