Why Your LED Strip Lights Are Different Colors?

author: Ivan Huang

2023-06-01

LED strip lights have become a popular choice for adding ambient lighting to homes, offices, and various other spaces. However, one common issue that users encounter is LED strip lights displaying different colors. It can be frustrating and disrupt the desired lighting ambiance.

In this article, we will explore the reasons behind this color variation and provide solutions to address the issue. Understanding the causes and implementing the right solutions will help you achieve consistent and harmonious LED strip light colors in your environment.

Understanding the Causes of Different LED Strip Light Colors

A. Variations in LED strip light manufacturing

Quality control issues during production: Inconsistent quality control practices during the manufacturing process can result in variations in color output among LED strip lights.

Inconsistent LED binning and color rendering: LED chips used in strip lights are binned based on their color output. Variations in the binning process can lead to differences in color rendering.

B. Differences in LED strip light components

Variation in LED chip manufacturers: Different manufacturers produce LED chips with varying color characteristics, resulting in differences in color output.

Different phosphor coatings and color mixing techniques: The phosphor coating applied to LED chips affects the color temperature and color accuracy of the light emitted. Varying phosphor coatings and color mixing techniques can contribute to color differences among LED strip lights.

C. Overheating

If you are wondering ‘Why Are My Led Lights Different Colors’, then this is the prime and most common reason for that. Again, this occurrence can be caused if the LED is produced from cheap materials and there are no rooms for air ventilation. Also, if the chips are blocked by some foreign objects, they can cause LED strip lights to overheat and cause the diodes to change color.

D. Quality

Higher-quality manufacturers take into account any flaw that might affect the long-term performance of their lights. However, some manufacturers might create strips that are only useful for a short while. Unfortunately, people frequently choose mid-range LED devices, which for a variety of reasons rapidly degrade. So if you are still wondering ‘Why Are My Led Lights Different Colors’- this might be the reason.

E. Voltage drops

The wires in LED strip lights are two copper ribbons that run the length of the strip. As you travel away from the power source, the color of your LED strips will shift. Because of a voltage loss, this is the case. Consider a circuit that is powered by electricity. Positive and negative wires are both present. The current flows from one wire to the next until it reaches its destination.

If you wish to employ a lot of inexpensive LED strips, this is not the case. Copper is a metal used in the manufacturing of electricity. Copper content is lower in low-cost LED strips than in higher-cost LED strips. As a result, the lower the copper content, the higher the resistance, hence the voltage drop.

F. Paint In Circuits

If you install LED lights on a surface that is about to be painted or currently being painted, then it can contribute to the change of your LED light as well. The diode will generate light that seems dim, faded, or even an entirely another hue if even the smallest drop of paint touches it.

One of the worst consequences of painting your strip light is that some paint may end up in the wire or circuitry. In this situation, it may fully short out or harm the strip, causing it to flicker, have strange color changes, or just cease functioning altogether.

Common Scenarios of Different LED Strip Light Colors

A. Inconsistent color within a single LED strip

Reasons behind color variations within the same strip: Factors such as poor soldering, damaged LED chips, or inconsistent phosphor coatings can lead to color discrepancies within a single LED strip.

Solutions for addressing inconsistencies: Checking and repairing soldering connections, replacing faulty LED chips, or adjusting the color settings can help address color variations within a strip.

B. Color discrepancies between different LED strip lights

Factors contributing to color differences across strips: Variations in LED chip manufacturers, phosphor coatings, color rendering capabilities, and color temperature settings can result in color discrepancies when comparing different LED strip lights.

Steps to mitigate color variations: Choosing LED strip lights from the same manufacturer, ensuring consistent color temperature settings, and using color calibration tools can help mitigate color differences between different strips.

Why Hanron LED Strip Color consistency is better?

Only single Bin in the LED packages would be selected to customer’s every and each order. For all the LEDs, there would be additional visual inspection after the selection of machine. All the orders would have both documents record and actual LED samples for comparison. Customized colors are available.

Please note that the color temperatures of some of the products sold by Hanron are outside the industry standard to meet the needs of our customers.

Hanron original rules have been set for these.

How we control it?

Light color consistency is an important indicator of led strip quality, while the quality of LED source is determined by LED components. In order to make sure non-defective passing to our customers, inspections and comparisons of color consistency are needed, the main steps as below：

Step 1:

Inspect the appearance of the LED Chip, make sure LED surface is clean, no stains and spots, no short bridging in soldering

Step 2:

Laying the finished product on the testing shelf, turn on lights to mark the defective such as dead LEDs, open soldering, glue crack and excessive brightness.

Step 3:

Cover LED source with PMMA board, observe the color of the finished products and compare color

with the first piece sample to ensure the color consistency. Meanwhile, mark the defective products

with labels.

Step 4:

Defective products will be returned for analysis and repairing.

Additional Tips for Consistent LED Strip Light Colors

A. Purchasing from reputable manufacturers

Choose LED strip lights from reputable manufacturers known for their quality control standards and consistent color output.

B. Using color calibration tools

Color calibration tools can help ensure consistent color output across different LED strip lights by adjusting the color temperature and color accuracy.

C. Applying proper installation techniques

Proper installation techniques, including secure connections, appropriate power supply, and correct positioning, can contribute to consistent color output.

D. Regular maintenance and cleaning of LED strip lights

Keeping your LED strip lights clean and free from dust or debris can help maintain their color accuracy and performance.

Conclusion

In conclusion, different LED strip light colors can be attributed to variations in manufacturing processes, LED chip characteristics, and color rendering techniques. Understanding these causes and implementing the right solutions can help you achieve consistent and harmonious LED strip light colors. By adjusting color temperature and brightness settings, replacing or exchanging LED strip lights, and following additional tips such as purchasing from reputable manufacturers and using color calibration tools, you can ensure a cohesive and visually pleasing lighting experience. Remember to apply proper installation techniques and perform regular maintenance to maintain the color accuracy of your LED strip lights. With these measures in place, you can enjoy the desired lighting ambiance in your space.

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