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What does the term Kelvin actually mean?

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Was bedeutet der Begriff Kelvin eigentlich? - Kelvin, Lichtfarben | skapetze®

Verena W.

"The color temperature of light sources is measured in Kelvin and is an important factor when choosing the right lighting. In this text we will take a closer look at the term Kelvin and explain what it actually means."

The meaning of Kelvin in relation to light and luminaires



What is Kelvin?


The Kelvin scale is a unit for measuring the color temperature of light. It is named after the British physicist and engineer William Thomson , also known as Lord Kelvin , who revolutionized thermodynamics and temperature measurement in the 19th century.


Kelvin is a unit of measurement of thermodynamic temperature based on the absolute zero scale, which is defined as the lowest theoretically possible temperature.


Unlike the Celsius scale, which uses the freezing and boiling points of water as reference points, the Kelvin scale measures the energy radiated by an object .


A higher Kelvin value means a higher color temperature and a colder light color .



The light color of lamps - How many Kelvin for which living area?


The color temperature in the room measured in Kelvin (K) not only describes the light color of the installed lamp, but above all determines the prevailing atmosphere .


Whether the living area looks cozy and warm or sober and cool depends largely on the color of the light. Which Kelvin number you use to create which ambience and where warm white light makes more sense and where cold white light makes more sense - we answer these questions in this blog post.


" The color of the light plays an important role when choosing the right lighting. However, it is important to note that the perception of the color of the light can vary from individual to individual and therefore personal preferences can also play a role in the choice of the color of the light. "

Guido H.

Expert tip from Guido H.

management at Skapetze

How is Kelvin related to lamps?



The color temperature of light is affected by different light sources, such as incandescent bulbs, LED lamps and neon tubes. Each light source has a different color temperature, which is determined by its Kelvin value. For example, an incandescent lamp has a color temperature of around 2700 Kelvin and produces a warm, yellowish light, while an LED lamp with 5000 Kelvin produces a cooler, bluish light.



Kelvin at s.luce


s.luce pendant lights are not only an expression of style and design, they also provide pleasant lighting in your home. s.luce pendant lights are known for fitting perfectly into various room concepts, be it a modern living room, kitchen or dining area. But it's not just the design that's important, the light color, which is measured in Kelvin, also plays a crucial role.


The Kelvin scale indicates how warm or cold the light of a lamp appears. As a rule, the Kelvin value for indoor lighting is between 2700K and 6500K. A lower Kelvin number produces a warmer, yellowish light that creates a cozy atmosphere, while a higher Kelvin number produces a cooler, bluish light that is ideal for working. Almost all of the s.luce lights are equipped with an LED light source - s.luce lights are known for illuminating living spaces with a pleasant color temperature of 2700 to 3000 Kelvin, thus setting the scene perfectly. Also discover several pendant lights at s.luce that illuminate your home with the perfect light color and perfectly highlight your air spaces.


s.luce multiple pendant lights are a fantastic item for those looking for a unique and effective lighting solution. They consist of multiple lights hanging from a central point, often at different heights to create an attractive and dynamic design. This type of lighting creates strong visual interest and has the ability to cast a mix of direct and indirect light into the room, which is both functional and aesthetically pleasing. Another important aspect of s.luce multiple pendant lights is that they are often fitted with LED bulbs that produce a light colour of 3000 Kelvin.


Pleasant atmosphere: A light color of 3000 Kelvin creates a warm white light that is pleasant to the eye. It creates a cozy and inviting atmosphere that is well suited for living areas.


Color rendering: This light color is close to the natural daylight color, which means that the colors in your room are displayed realistically and vividly. This is especially important in rooms where colors and details are important, such as in the kitchen or when reading.


Energy efficiency: LED lamps with 3000 Kelvin are not only pleasant to the eye, but also energy efficient. A daylight lamp uses less electricity than traditional light bulbs and lasts longer, which is both environmentally friendly and cost-effective.


Versatility : A 3000 Kelvin light is a good balance between the warm and cool spectrums. It is well suited to a wide range of applications and spaces, from living rooms and bedrooms to offices and kitchens. Overall, the combination of the visual interest of the s.luce multiple pendant lights and the warm, inviting atmosphere that a 3000 Kelvin light provides, offers a fantastic lighting solution for any home.