Match Clam Shell
PPG Clam Shell is a deep, low-reflectance shade with an LRV of 18. 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 Clam Shell color page →
Clam Shell
PPG1023-6#827566LRV 18
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.
