Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Safety color appearance under selected light sources:



Belinda L Collins, Belinda Y Kuo, Suzin E Mayerson, James A Worthey, Gerald L Howett
- NBS IR 86-3493
Report Number
NBS IR 86-3493


Collins, B. , Kuo, B. , Mayerson, S. , Worthey, J. and Howett, G. (1986), Safety color appearance under selected light sources:, , National Institute of Standards and Technology, Gaithersburg, MD, [online], (Accessed December 2, 2023)
Created January 1, 1986, Updated May 19, 2023