Calm Sea vs Iron Ore
Where Calm Sea belongs to PPG's range, Iron Ore is a Sherwin-Williams color. Calm Sea reads as blue, while Iron Ore reads as grey — two distinct hue families, not close cousins. Calm Sea (LRV 64) reflects noticeably more light than Iron Ore (LRV 6), a difference of 58 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 55.9, 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
Calm Sea vs Iron Ore Simulated Comparison
5 simulated room previews — drag the slider on each to see Calm Sea on one side and Iron Ore 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.
More Calm Sea comparisons
See how Calm Sea stacks up against other well-photographed colors across different brands and tones.
