InicioNewsShedding Light on the Phenomenon: Why Do White LED Lights Turn Yellow?

Shedding Light on the Phenomenon: Why Do White LED Lights Turn Yellow?




In the realm of lighting, white LED lights have gained popularity for their energy efficiency and enduring lifespan. Yet, users may observe an unexpected shift – the once pristine white glow takes on a yellowish tint. Understanding the causes behind this transformation empowers users to make informed decisions about their lighting preferences. This blog delves into the reasons behind the phenomenon, offering insights into preserving the desired white light. Let's shed light on the factors contributing to the yellowing of white LED lights.


Why Do White LED Lights Turn Yellow?


White LED lights are crafted to emit a clear and bright white light, often mimicking natural daylight. However, various factors can contribute to the gradual yellowing of this light.


1. Color Temperature Shift:LED lights' color temperature, measured in Kelvin (K), typically ranges from 5000K to 6500K for cool white. As LEDs age, their color temperature may shift toward the lower end, resulting in a warmer, more yellowish appearance.


2. Phosphor Degradation: LED lights utilize a phosphor coating to produce white light. Over time, this coating can degrade due to factors like heat and exposure to environmental conditions. The degradation alters the spectral output, causing the light to appear more yellow than its original white hue.


3. Environmental Factors: The surrounding environment plays a role in LED yellowing. Exposure to humidity, dust, and pollutants can affect LED components, leading to discoloration over time.


4. Heat Generation: LEDs generate heat during operation, impacting the performance of the phosphor coating. Inadequate design or ventilation causing poor heat dissipation can contribute to the yellowing of LED lights.


Maintaining White LED Lights:


While yellowing is a natural occurrence, users can take steps to preserve the desired white light:


1. Quality Products:Opt for high-quality LED lights from reputable manufacturers like  Infralumin. This choice significantly influences longevity and color stability, ensuring LED lights maintain their desired temperature over time.


2. Proper Ventilation: Ensure proper ventilation around LED fixtures to dissipate heat effectively, preventing phosphor coating degradation and preserving the white light.


3. Regular Cleaning: Keep LED fixtures free from dust and pollutants to minimize environmental factors contributing to discoloration.




The yellowing of white LED lights is a natural process influenced by factors such as color temperature shift, phosphor degradation, environmental conditions, and heat generation. Understanding these factors empowers users to take proactive measures in preserving the desired white light. Opting for high-quality LED lights from reputable suppliers like Infralumin ensures a consistent and reliable lighting experience. Illuminate your spaces with confidence, knowing that your white LED lights will endure the test of time.


At Infralumin, we recognize the significance of consistent and reliable lighting. Our commitment to excellence extends to the longevity and color stability of our LED lights. By prioritizing quality manufacturing processes and employing advanced technologies, we minimize factors contributing to yellowing over time. When choosing Infralumin, you're not just investing in LED lights; you're investing in a lighting solution standing the test of time, maintaining the desired white light over an extended period.

Artículo anterior
Artículo siguiente