Light Color

 Color Description
Warm White Warm white is the LED 

equivalent of the traditional "Clear" incandescent light.

Clear The traditional color of Christmas mini-lights. Was originally designed to mimic the the color of a candle.
Multi-Color Multi-color light strands have different colors. The common colors are red, green, yellow, clear, orange. Sometimes will include blue, pink and/or purple
Warm White Frost Warm white frost is not as common as it was a few years ago. This is a warm white bulb with white paint on the inside of the bulb to provide a slightly different look.
Cool White Not common anymore. Cool white has a slight blue hue. The early LEDs were all cool white. 
Pure White Pure white is very bright and white. This is not common on Christmas foliage.