Originally Posted by
Pat Barry
Cool white today is just a carry-over of a marketing term from years ago that attempted to distinguish the fancy new coated light bulbs that looked more "white" in color than the older, uncoated counterparts. Now the term has stuck and the preferred type of LED light for use in most homes is 'cool white', even though the LED bulbs called "daylight" produce even more 'white". I happen to think that "daylight" bulbs work better in my shop than "cool white" because they are apparently brighter (wattage being equal). Now the more proper terms have to do with Kelvin ratings which nobody (most consumers) really understand.