California Code of Regulations
Title 13 - Motor Vehicles
Division 2 - Department of the California Highway Patrol
Chapter 2 - Lighting Equipment
Article 4 - Photometric Requirements
Section 656 - Color Requirements

Universal Citation: 13 CA Code of Regs 656
Current through Register 2024 Notice Reg. No. 38, September 20, 2024

In this title, "yellow" has the same meaning as "amber" in the Vehicle Code. The color of light emitted by lamps and reflectors governed by this subchapter shall meet SAE J578d, September 1978. The color shall be the average overall color emitted by lamps operated at design voltage, regardless of light source, and by reflex reflectors illuminated by a tungsten-filament source operated at a color temperature of 2856 K. Where the color for a type of device is not mentioned in this subchapter, the color shall be either white, yellow, white to yellow, red, or blue as specified in the Vehicle Code for that type of device. Where blue is specified, it shall be within the limits for signal blue in Section 2.5.2 of SAE J578d. Colors specified for pilot indicators need not be within these limits.

Note: Authority cited: Section 26103, Vehicle Code. Reference: Sections 24012 and 26103, Vehicle Code.

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