Calamine vs Positively Purple
Where Calamine belongs to Farrow & Ball's range, Positively Purple is a PPG color. Hue-wise, Calamine belongs to the pink-red family and Positively Purple to the pink-purple family. Calamine (LRV 68) reflects noticeably more light than Positively Purple (LRV 9), a difference of 59 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 51.0, 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
Calamine vs Positively Purple Simulated Comparison
5 simulated room previews — drag the slider on each to see Calamine on one side and Positively Purple 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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