The second important aspect of choosing the colour of light for an interior is the interior design.
4000k light colour. 4000K is approaching sunlight colour temperatures but still a bit on the warm side. First we would like to show you 3000k4000k5000k colour temp from this picture 3000k light temperature features more red yellow or orange range. SHOP MODERN OFFICE LIGHT FIXTURES.
4000K falls somewhere in the middle of warm white colour option which is in the range of 2700K3000K and daylight white option which falls in the range of 5000K6000K. Colour temperature is expressed as a four-digit number in the unit kelvin a measure of absolute temperature using the symbol K. New LED technology from Integral LED allows you to switch between 3000K Warm 4000K Cool White and 5000K Daylight.
The light from this LED bulb feels as strong as the light from a traditional 57W incandescent bulb. Cool white 4000 Kelvin. It is mostly used in kitchens.
What does 4000K light looks like. As one would expect is most definitely on the cool side when compared to typical warm white lighting options but is also on the warm side when compared to daylight color temperatures. A 4000K LED bulb produces a bright white or cool toned kind of color which gives a warm effect as well as bright enough to work beneath it.
LED lighting is commonly available as 3000K warm 4000K cool and 5000K daylight. Warm light will typically be anything thats 3000K and under. Warmer colours of light 2700K 3000K work better with warm finishing elements such as wood or brick.
Colour temperature is a technical characteristic of light sources such as LED lighting. 3000K is a little bit more white but is still in the warm range. However there is considerable variation between different countries in terms of the most popular fluorescent light colour.

