There's a broad spectrum of light bulb colors that can greatly affect ... lighting wasn't quite right—everything looked a bit ...

For example, when red, green and blue LEDs are combined, they produce white light. Another method uses a blue LED and yellow or red phosphors. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other ...

The lower the Kelvin rating, such as the common incandescent/tungsten bulb, the warmer, softer and more yellow the light. The higher the K number, the cooler, whiter and bluer the light.