Granite Dust vs Purbeck Stone
Where Granite Dust belongs to Behr's range, Purbeck Stone is a Farrow & Ball color. Hue-wise, Granite Dust belongs to the beige-greige family and Purbeck Stone to the greige-grey family. Granite Dust (LRV 63) reflects noticeably more light than Purbeck Stone (LRV 52), a difference of 11 points that becomes especially apparent in rooms with limited natural light. Granite Dust runs red while Purbeck Stone is decidedly warm, which means they'll respond very differently to warm vs cool light sources. The ΔE 6.1 gap is real but not dramatic — close enough to use together, distinct enough to matter as a choice. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Granite Dust vs Purbeck Stone in Real Spaces
2 real rooms side by side. Granite Dust and Purbeck 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. Granite Dust reflects noticeably more light off the walls, making the space read more open than Purbeck Stone.
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. Granite Dust reflects noticeably more light off the walls, making the space read more open than Purbeck Stone.
Color Details
Granite Dust vs Purbeck Stone Simulated Comparison
5 simulated room previews — drag the slider on each to see Granite Dust on one side and Purbeck 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 Granite Dust comparisons
See how Granite Dust stacks up against other well-photographed colors across different brands and tones.
At LRV 83 vs 63, White Dove is decisively the brighter choice.
Ammonite reads slightly lighter (LRV 69 vs 63), a gap that shows most in low-lit rooms.
At LRV 63 vs 6, Granite Dust is decisively the brighter choice.
Granite Dust reflects far more light (LRV 63 vs 30), opening up a space where Evergreen Fog encloses it.
A 11-point LRV gap (63 vs 52) makes Granite Dust the marginally brighter of the two.
With LRVs of 63 and 60, the two reflect almost the same amount of light.
A 5-point LRV gap (63 vs 58) makes Granite Dust the marginally brighter of the two.
At LRV 63 vs 27, Granite Dust is decisively the brighter choice.
Granite Dust reflects far more light (LRV 63 vs 43), opening up a space where French Gray encloses it.
Granite Dust reflects far more light (LRV 63 vs 4), opening up a space where Naval encloses it.
A 8-point LRV gap (63 vs 55) makes Granite Dust the marginally brighter of the two.
At LRV 63 vs 13, Granite Dust is decisively the brighter choice.
At LRV 63 vs 44, Granite Dust is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 63), opening up a space where Granite Dust encloses it.
Granite Dust reflects far more light (LRV 63 vs 21), opening up a space where Artichoke encloses it.
Their light reflectance is nearly identical (LRV 66 vs 63), so neither reads brighter in a room.
A 12-point LRV gap (74 vs 63) makes Shoji White the marginally brighter of the two.
At LRV 83 vs 63, Snowbound is decisively the brighter choice.
At LRV 63 vs 12, Granite Dust is decisively the brighter choice.
A 5-point LRV gap (68 vs 63) makes Skimming Stone the marginally brighter of the two.
Granite Dust reflects far more light (LRV 63 vs 41), opening up a space where Dix Blue encloses it.
Calamine reads slightly lighter (LRV 68 vs 63), a gap that shows most in low-lit rooms.
Granite Dust reflects far more light (LRV 63 vs 25), opening up a space where Treron encloses it.
At LRV 63 vs 12, Granite Dust is decisively the brighter choice.
At LRV 63 vs 45, Granite Dust is decisively the brighter choice.
Granite Dust reflects far more light (LRV 63 vs 31), opening up a space where Pale Green encloses it.
Granite Dust reflects far more light (LRV 63 vs 7), opening up a space where Pine Needle encloses it.
Granite Dust reflects far more light (LRV 63 vs 24), opening up a space where Cement grey encloses it.
Granite Dust reads slightly lighter (LRV 63 vs 57), a gap that shows most in low-lit rooms.
Just Walnut reads slightly lighter (LRV 72 vs 63), a gap that shows most in low-lit rooms.