What color temperatures are available for LED street lights?

LED street lights are available in a range of color temperatures, typically measured in Kelvin (K). Here are the common color temperature options and their characteristics:

Warm White (2700K - 3000K)

Characteristics: Emits a soft, warm light similar to traditional incandescent or halogen bulbs.
Applications: Often used in residential areas, parks, and pedestrian pathways where a more inviting and comfortable ambiance is desired.
Neutral White (3500K - 4100K)

Characteristics: Produces a balanced white light that is neither too warm nor too cool.
Applications: Suitable for a variety of environments, including commercial areas, parking lots, and mixed-use spaces, where a neutral and versatile lighting solution is needed.
Cool White (5000K - 6500K)
Characteristics: Offers a bright, cool light that resembles daylight. It enhances visibility and color contrast.
Applications: Ideal for high-traffic areas, roadways, highways, and industrial zones where clear visibility and safety are priorities.
Daylight (6500K and above)

Characteristics: Provides a very bright, bluish-white light that is similar to natural daylight.
Applications: Typically used in areas that require high visibility, such as security lighting, certain commercial zones, and specific industrial applications.
Choosing the Right Color Temperature
Safety and Visibility: Cooler color temperatures (4000K and above) improve visibility and color perception, making them suitable for roadways and high-traffic areas.
Comfort and Aesthetics: Warmer color temperatures (2700K - 3000K) create a more pleasant and comfortable environment, which is preferred for residential areas and public spaces.
Environmental Impact: Cooler color temperatures emit more blue light, which can affect wildlife and human circadian rhythms. Warmer color temperatures are generally considered more environmentally friendly in these respects.
Standards and Regulations
Some regions and municipalities have specific guidelines and regulations regarding the color temperature of street lighting to balance safety, energy efficiency, and environmental impact. It's essential to consider these standards when selecting LED street lights for a particular application.