How-to
How to Find a RAL Color Code from a Photo
Three reliable ways to pull a RAL Classic code out of an existing photo — and the lighting mistakes that throw the match off.
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RAL vs Pantone vs NCS vs HEX: Color System Cheat Sheet
What each color system is for, when to use which, and why converting between them is always an approximation.
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Match Paint Color with Your Phone Camera: A Practical Guide
How phone color matching actually works, when it's accurate enough, and the field technique that gets you the closest result.
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