Pewter Green vs K431
Where Pewter Green belongs to Sherwin-Williams's range, K431 is a Tikkurila color. Hue-wise, Pewter Green belongs to the green-grey family and K431 to the blue family. K431 (LRV 18) reflects noticeably more light than Pewter Green (LRV 12), a difference of 6 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 26.5, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below, 5 simulated room previews show how each color reads at scale — real-room photos will be added as they become available.
Color Details
Pewter Green vs K431 Simulated Comparison
5 simulated room previews — drag the slider on each to see Pewter Green on one side and K431 on the other.
Digital color is approximate. These simulations are generated from the manufacturer's hex values and overlaid on grayscale room photos — your screen's calibration, brightness, and viewing angle all affect how they render. Before committing to either color, test physical samples in your own space under the light you actually live with.
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