Kelvin / Green Building & Sustainable Home Renovation Information & Advice

a living room with bright {10,000 lux} lamp
Lighting

How to Treat Seasonal Affective Disorder (SAD) at Home: Light Therapy, Day-lighting, and More

...kelvin) The color of light is measured in kelvin (K). This is a critical metric for a daylight-balanced home: 2,700K (warm white): Simulates incandescent light or candlelight. Best for evening use as it is least disruptive to melatonin production. 3,000K to 3,500K (neutral/soft white): Ideal for general living spaces....