Stone grey vs Iron Ore
Where Stone grey belongs to RAL Classic's range, Iron Ore is a Sherwin-Williams color. Both sit in the grey family, which is useful context if you're narrowing within a single hue direction. Stone grey (LRV 29) reflects noticeably more light than Iron Ore (LRV 6), a difference of 24 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 31.0, 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.
Stone grey vs Iron Ore in Real Spaces
3 real rooms side by side. Seeing Stone grey 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.
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. Stone grey reflects noticeably more light off the walls, making the space read more open than Iron Ore.
Front Door
A front door is a focal point — small color differences read clearly at this concentrated scale. The LRV gap is large enough that Stone grey will make the room feel meaningfully brighter than Iron Ore would.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. Stone grey reflects noticeably more light off the walls, making the space read more open than Iron Ore.
Color Details
Stone grey vs Iron Ore Simulated Comparison
5 simulated room previews — drag the slider on each to see Stone grey 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 Stone grey comparisons
See how Stone grey stacks up against other well-photographed colors across different brands and tones.
