Color Meter - RGB RAL CMYK LAB

In-app purchases
657 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
📷 Real-time color measurements with the camera
🎯 Increased accuracy with white surface reference
🌈️ Many colors spaces supported (see below)
☀️Measures Light Reflectance Value (LRV)
⚖️ Compare colors with standardized Delta E methods (ΔE 00, ΔE 94, ΔE 76)
👁️ Expand, reorder and hide color spaces as needed
💾 Save measurements with comments
📤 Export to CSV and PNG
🌐 Available in 40 different languages
⚙️ 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
Sep 15, 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

641 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.
25 people found this review helpful
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kimia fasihian
August 3, 2026
a very needed tool, in color grading's science, room to improve but still, a very interesting app to maneuver through color. Of course the mathematics and the rationale of the image science and displays should be meticulously calculated and I haven't gotten on that thoroughly. But still, here’s to one of the first steps. It's really great.
1 person found this review helpful
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Contechity AB
August 4, 2026
Thanks a lot for your very valuable review! If you have specific feedback on what to improve I am all ears - please write directly to me at apps@contechity.com. Thank you!
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.
1 person found this review helpful
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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!

What’s new

• Pick any RAL color when adding a custom color and compare your measurements against it with Delta E.
• Misc minor improvements.

This feature was suggested by a user. Got an idea too? Share it in a review!