Color Temperatures for Outdoor Applications

Below is some helpful information on Extra Warm White (EWW-2200K), Soft White (SW-2700K), Warm White (WW-3000K), Neutral White (NW-4000K) and Cool White (CW-5000K) outdoor lighting and LED color temperatures:

  1. The Illuminating Engineering Society of North America (IESNA) has posted a response regarding the human and environmental effects of LED sources for outdoor and roadway lighting, including color temperature.
  2. The US Department of Energy information on LED Basics.
  3. The U.S. Department of Energy has assembled a variety of resources on the topic of Street Lighting and Blue Light, to provide accurate, in-depth information that clarifies the current state of scientific understanding.
  4. The US Department of Energy, through its SSL ‘Postings’ newsletter.
  5. A Webinar presented by Bruce Kinzey of Pacific Northwest National Laboratory examining key issues underlying concerns raised by the American Medical Association community guidance on color temperature and its applicability to LED street lighting.