S 5010-R90B vs Iron Ore
Where S 5010-R90B belongs to NCS's range, Iron Ore is a Sherwin-Williams color. Hue-wise, S 5010-R90B belongs to the blue-grey family and Iron Ore to the grey family. S 5010-R90B (LRV 19) reflects noticeably more light than Iron Ore (LRV 6), a difference of 14 points that becomes especially apparent in rooms with limited natural light. S 5010-R90B runs cool while Iron Ore is decidedly neutral, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 24.1, 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
S 5010-R90B vs Iron Ore Simulated Comparison
5 simulated room previews — drag the slider on each to see S 5010-R90B 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 S 5010-R90B comparisons
See how S 5010-R90B stacks up against other well-photographed colors across different brands and tones.
