Match Castle Stone
PPG Castle Stone is a deep, low-reflectance shade with an LRV of 9. The matches below are the closest equivalents available across every brand on Pontata, ranked by ΔE — a perceptual color difference score. A ΔE under 3 is subtle; under 10 is noticeable but harmonious; above 25 means genuinely different colors.
View full Castle Stone color page →
Castle Stone
PPG1128-7#525746LRV 9
Closest matches across every brand
One match per brand, ranked by ΔE — a perceptual color difference score calculated from Lab color space values. Lower is closer. Click any card to compare side by side in simulated rooms.
