The color temperature is a measurement that is used to define the color of a light source. This is also used to indicate the ‘whiteness’ or ‘warmness’ of a light source.
| Color Temp | Example of Useage |
| 2700K | Often used as accent lighting to blend in with fluorescent 2700K applications |
| 3000K | Used as a primary light source for retail applications |
| 3700K | Coated lamps. Used where a "softer" metal halide light source is desired |
| 4000K | Used in general lighting; factories: parking lots, warehouses |
| 5000K | Daylight lamps: horticulture, aquariums, high color definition |
| 5600K | Nominal sunlight (mid day during mid summer) |
| 6000K | Starts to get a blue tint like some automotive headlights |
