Purple Surf vs Just Walnut
Where Purple Surf belongs to PPG's range, Just Walnut is a Dulux color. Just Walnut (LRV 72) reflects noticeably more light than Purple Surf (LRV 32), a difference of 40 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 28.2, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question.
Purple Surf vs Just Walnut Color Comparison
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.
Color Details
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