On the color temperature scale warm white lighting is considered to be around 3000K while cool white light is a slightly higher temperature at around 5000K though it can range from 4000K light to 6000K light.
Cool white vs warm light. As weve seen above warm white is no surprises warmer and comparatively dimmer than cool white which is brighter and has more of a blue tinge. The light appears as a bright neutral white that shades into blue at the upper end of this range. A cooler light higher kelvins gives off a white-bluish light.
Lower on the scale is warmer and higher is cooler. 2800K to 3300K for a warm white light. Cool White has a more modern look and will best suit laboratory kitchens granite counters tiles and similar materials.
High pressure sodium is about 2500k and has an orange tint to it where newer car headlights are 6500K and blueish tint. These whiter or bluer colors are considered cooler in appearance. Warm White offers between 2700-3200 Kelvins Daylight sits between 4000-4500 while Cool White consists of 5000-6200 Kelvins.
To put it very simply warm lights have a yellow or orange feel to them and cold lights have a blue or pure white feel to them. The color temperature of a light bulb determines whether white light will have a yellowish or bluish tint. However its a little more complicated than that.
A cool white LED light can be dim and a warm white LED light can be bright. With LED bulbs the most popular color choices are warm white cool white and daylight. These bulbs are best suited for kitchens and bathrooms.
The majority of Philips LED lighting products provides 2700 Kelvin which is warm white light. For example warm white LEDs are 2700K to 3200K daylight is between 4000K to 4500K and cool white is between 5000K to 6200K. There is range for different shades of white LEDs.

