6500K refers to Color Temperature. High color temperatures that are more than 5,000K are referred to as cool colors. When you use a 6500K Bulb in your lighting applications you are reproducing a color temperature similar to daylight. The sort of light produced by a 6500K bulb can be very useful for applications such as photography, indoor growing, videography and others.

If you are an amateur photographer looking to produce natural light on a budget, a simple 6500K cfl bulb that costs about $5 can get you by until you are able to afford a more advanced lighting setup.

Indoor growers looking to stimulate their plants during the vegetative state will find 6500K bulbs quite useful. Aquarium enthusiasts find that their live plants can thrive on the light produced by a 6500K bulb.

There are so many applications where 6500K bulbs are used. Different applications require different types of lights. You can find all different types of 6500K bulbs including: fluorescent, compact fluorescent, metal halide or halogen.