R.C.S.A. § 14-137-101
Allowable colors
Cite as Conn. Agencies Regs. § 14-137-101
Any light visible from a motor vehicle shall not be of a color except as follows:
(a) Any light visible from the front of the vehicle shall be white, yellow or amber;
(b) Any light visible from the forwardmost edge of the rear tire of the vehicle to the front of the vehicle shall be amber or yellow;
(c) Any light visible from the forwardmost edge of the rear tire of the vehicle to the rear of the vehicle shall be red; and
(d) Any light visible from the rear of the vehicle shall be red or amber.