S 3502-B vs Iron Ore
Where S 3502-B belongs to NCS's range, Iron Ore is a Sherwin-Williams color. These are both greys, so the question isn't which hue to choose — it's where within grey to land. S 3502-B (LRV 35) reflects noticeably more light than Iron Ore (LRV 6), a difference of 30 points that becomes especially apparent in rooms with limited natural light. Both lean neutral, so they'll behave similarly in mixed or changing light conditions. With a ΔE of 37.7, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below you'll find 3 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
S 3502-B vs Iron Ore in Real Spaces
3 real rooms side by side. Seeing S 3502-B and Iron Ore in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Living Room
In a living room, color works across both daylight and evening light — the same wall can read very differently at noon and at 8pm. The LRV gap is large enough that S 3502-B will make the room feel meaningfully brighter than Iron Ore would.
House
Seen across an entire facade, subtle tonal differences become pronounced. What reads as nearly the same on a chip often reads as clearly different at scale. S 3502-B reflects noticeably more light off the walls, making the space read more open than Iron Ore.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. S 3502-B reflects noticeably more light off the walls, making the space read more open than Iron Ore.
Color Details
S 3502-B vs Iron Ore Simulated Comparison
5 simulated room previews — drag the slider on each to see S 3502-B 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 3502-B comparisons
See how S 3502-B stacks up against other well-photographed colors across different brands and tones.
