Color Meter - RGB RAL CMYK LAB

In-app purchases
4.3
630 reviews
Content rating
Everyone
50K+
Downloads
Content rating
Everyone
In-App Purchases
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About this app

Accurate color measurements by (optionally) using a white reference to compensate for varying lighting conditions, thereby enhancing precision.

The app measures colors in real time by using the camera of the device and can be used as a live color picker (color grab) or color detector. Also known as a colorimeter.

Key features
šŸ“· Real-time color measurements with the camera
šŸŽÆ Increased accuracy with white surface reference
šŸŒˆļø Many colors spaces supported (see below)
ā˜€ļøMeasures Light Reflectance Value (LRV)
āš–ļø Compare colors with standardized Delta E methods (Ī”E 00, Ī”E 94, Ī”E 76)
šŸ‘ļø Expand, reorder and hide color spaces as needed
šŸ’¾ Save measurements with comments
šŸ“¤ Export to CSV and PNG
🌐 Available in 40 different languages
āš™ļø Further customization possible

Supported Color Spaces
Color Meter currently supports RGB, RGB in Hex format, Hue/Saturation based color spaces HSL, HSI, HSB and HSP as well as CIELAB, OKLAB, OKLCH, XYZ, YUV and the subtractive color models CMYK and RYB. The two later, mostly used for paint and dye.
Munsell, RAL, HTML standard colors and color names in 40 different languages are also supported.
It also does Undertone analysis of colors, suitable for stylists, make-up artists and others interested in these fields.
Are you missing any color space? Let me know at apps@contechity.com and I will try to add it.
You can see all the color spaces at once, click on the ones you are most interested in for a graphical representation, hide them, or reorder them.

The Power of the White Reference
What sets Color Meter apart from other apps is its innovative use of a white paper reference. By compensating (automatic calibration) for the color and intensity of the ambient light, Color Meter ensures that the color measurements are more precise and reliable. It is like having a professional meter in your pocket.

Perfect for artists, designers, architects, decorators, researchers, print technicians, photographers and anyone interested in colors.

Use the app as for color calibration, experiments, color identification, palette creation, color analysis and more - the possibilities are endless.

Contact
Missing a color space or have ideas for improvement? I'd love to hear from you! Send your feedback, suggestions, or questions to me at apps@contechity.com.

Download the Color Meter now and try it out for free!
Use your smartphone camera as a real-world color picker
Updated on
Jul 2, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
App activity
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

614 reviews
Ken Laberteaux
February 11, 2024
Perfection, and exactly what I needed! This tool allows you to measure the exact color, in multiple formats (RGB values, HEX, etc). While it is not required, I found the option of a white reference to be ideal! This means that you can add a white piece of paper, or similar, into the frame, and identify it as white. That way, the program can determine if there are any color biases in the light, and can effectively "subtract" that bias color in the light from the color you are measuring.
24 people found this review helpful
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Marc Ranolfi
July 27, 2026
I admit to not having really tested it "in the wild" — I just downloaded it yesterday and haven't done any measurements yet. BUT, I browsed through it and found the app is very well made. The pricing looks fair, although I won't have a recurring need for this. I really don't see the point of the 1-star reviews below (and, apparently, no one does either). Well done, dev.
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Contechity AB
July 27, 2026
Hi Marc, thank you so much for your kind words! Feel free to reach out at apps@contechity.com if you have any ideas for improvements or have any further feedback! Thanks again!
Ray Belletty
December 8, 2025
This is the only app I've found to be accurate in terms of the value scale. I created a test strip in Illustrator/Photoshop and tested on this app and it was 100% accurate. I have no idea why other apps can't be accurate as the file was created digitally. I did a basic colour test strip using the same method and that was also 100% accurate. So I would say any issues in colour and value identification will be because of the quality of the phone's camera.
2 people found this review helpful
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Contechity AB
December 17, 2025
Thanks a lot for your valuable review! Great to see that you confirmed it to be 100% accurate in the cases you tried! Thank you again!

What’s new

• Added the ability to pause measurements.
• Added Behr paint matches (US only).
• Misc minor improvements.

Missing a feature? Let me know in a review!