Imperial Gray vs Gray Stone
Where Imperial Gray belongs to Benjamin Moore's range, Gray Stone is a PPG color. Hue-wise, Imperial Gray belongs to the green-grey family and Gray Stone to the grey family. They have nearly identical light reflectance values (47 vs 47), so they'll read as similarly Medium in most lighting conditions. The ΔE 3.1 gap is real but not dramatic — close enough to use together, distinct enough to matter as a choice. Below you'll find 3 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Imperial Gray vs Gray Stone in Real Spaces
3 real rooms side by side. Imperial Gray and Gray Stone are close enough that the difference can be hard to judge from a chip alone — these photos show how each reads at scale, across different spaces and lighting conditions.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. The distinction reads clearly at room scale, making the choice between them concrete.
Kitchen
In a kitchen, colors are seen under bright task lighting that amplifies undertones — what reads neutral elsewhere can show its hand here. The distinction reads clearly at room scale, making the choice between them concrete.
Bathroom
Bathrooms are one of the few spaces where you're genuinely enclosed by the paint color, which makes the choice between these two more consequential. The distinction reads clearly at room scale, making the choice between them concrete.
Color Details
Imperial Gray vs Gray Stone Simulated Comparison
5 simulated room previews — drag the slider on each to see Imperial Gray on one side and Gray Stone 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 Imperial Gray comparisons
See how Imperial Gray stacks up against other well-photographed colors across different brands and tones.
At LRV 69 vs 47, Ammonite is decisively the brighter choice.
White Dove reflects far more light (LRV 83 vs 47), opening up a space where Imperial Gray encloses it.
Imperial Gray reflects far more light (LRV 47 vs 6), opening up a space where Iron Ore encloses it.
A 5-point LRV gap (52 vs 47) makes Purbeck Stone the marginally brighter of the two.
At LRV 47 vs 30, Imperial Gray is decisively the brighter choice.
Mizzle reads slightly lighter (LRV 52 vs 47), a gap that shows most in low-lit rooms.
At LRV 60 vs 47, Agreeable Gray is decisively the brighter choice.
Accessible Beige reads slightly lighter (LRV 58 vs 47), a gap that shows most in low-lit rooms.
Imperial Gray reflects far more light (LRV 47 vs 27), opening up a space where Denim Drift encloses it.
A 4-point LRV gap (47 vs 43) makes Imperial Gray the marginally brighter of the two.
At LRV 47 vs 4, Imperial Gray is decisively the brighter choice.
Tranquil Dawn reads slightly lighter (LRV 55 vs 47), a gap that shows most in low-lit rooms.
Imperial Gray reflects far more light (LRV 47 vs 13), opening up a space where Bancha encloses it.
Imperial Gray reads slightly lighter (LRV 47 vs 44), a gap that shows most in low-lit rooms.
At LRV 84 vs 47, Pure White is decisively the brighter choice.
At LRV 47 vs 21, Imperial Gray is decisively the brighter choice.
Balboa Mist reflects far more light (LRV 66 vs 47), opening up a space where Imperial Gray encloses it.
Shoji White reflects far more light (LRV 74 vs 47), opening up a space where Imperial Gray encloses it.
Snowbound reflects far more light (LRV 83 vs 47), opening up a space where Imperial Gray encloses it.
A 4-point LRV gap (51 vs 47) makes Pigeon the marginally brighter of the two.
Imperial Gray reflects far more light (LRV 47 vs 12), opening up a space where Pewter Green encloses it.
Imperial Gray reflects far more light (LRV 47 vs 8), opening up a space where Duck Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 47), opening up a space where Imperial Gray encloses it.
A 6-point LRV gap (47 vs 41) makes Imperial Gray the marginally brighter of the two.
Imperial Gray reflects far more light (LRV 47 vs 12), opening up a space where Vintage Vogue encloses it.
With LRVs of 47 and 45, the two reflect almost the same amount of light.
At LRV 47 vs 31, Imperial Gray is decisively the brighter choice.