Cobblestone Path vs Castlegate
Where Cobblestone Path belongs to Benjamin Moore's range, Castlegate 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. They have nearly identical light reflectance values (37 vs 37), so they'll read as similarly Medium in most lighting conditions. Cobblestone Path runs blue while Castlegate is decidedly neutral, which means they'll respond very differently to warm vs cool light sources. At ΔE 0.8, these are close — the kind of difference that matters when choosing between them, but doesn't read strongly in a finished room. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Cobblestone Path vs Castlegate in Real Spaces
1 real room side by side. Cobblestone Path and Castlegate 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.
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 two are close enough that the choice comes down to finer qualities — undertone, texture, what the color sits next to.
Color Details
Cobblestone Path vs Castlegate Simulated Comparison
5 simulated room previews — drag the slider on each to see Cobblestone Path on one side and Castlegate 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 Cobblestone Path comparisons
See how Cobblestone Path stacks up against other well-photographed colors across different brands and tones.
White Dove reflects far more light (LRV 83 vs 37), opening up a space where Cobblestone Path encloses it.
At LRV 69 vs 37, Ammonite is decisively the brighter choice.
Cobblestone Path reflects far more light (LRV 37 vs 6), opening up a space where Iron Ore encloses it.
At LRV 52 vs 37, Purbeck Stone is decisively the brighter choice.
A 7-point LRV gap (37 vs 30) makes Cobblestone Path the marginally brighter of the two.
Mizzle reflects far more light (LRV 52 vs 37), opening up a space where Cobblestone Path encloses it.
At LRV 60 vs 37, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 37), opening up a space where Cobblestone Path encloses it.
Cobblestone Path reads slightly lighter (LRV 37 vs 27), a gap that shows most in low-lit rooms.
A 6-point LRV gap (43 vs 37) makes French Gray the marginally brighter of the two.
At LRV 37 vs 4, Cobblestone Path is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 37), opening up a space where Cobblestone Path encloses it.
Cobblestone Path reflects far more light (LRV 37 vs 13), opening up a space where Bancha encloses it.
Hardwick White reads slightly lighter (LRV 44 vs 37), a gap that shows most in low-lit rooms.
At LRV 84 vs 37, Pure White is decisively the brighter choice.
At LRV 37 vs 21, Cobblestone Path is decisively the brighter choice.
Balboa Mist reflects far more light (LRV 66 vs 37), opening up a space where Cobblestone Path encloses it.
Shoji White reflects far more light (LRV 74 vs 37), opening up a space where Cobblestone Path encloses it.
Snowbound reflects far more light (LRV 83 vs 37), opening up a space where Cobblestone Path encloses it.
Cobblestone Path reflects far more light (LRV 37 vs 12), opening up a space where Pewter Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 37), opening up a space where Cobblestone Path encloses it.
A 4-point LRV gap (41 vs 37) makes Dix Blue the marginally brighter of the two.
At LRV 68 vs 37, Calamine is decisively the brighter choice.
At LRV 37 vs 25, Cobblestone Path is decisively the brighter choice.
Cobblestone Path reflects far more light (LRV 37 vs 12), opening up a space where Vintage Vogue encloses it.
Saybrook Sage reads slightly lighter (LRV 45 vs 37), a gap that shows most in low-lit rooms.
A 6-point LRV gap (37 vs 31) makes Cobblestone Path the marginally brighter of the two.
At LRV 37 vs 7, Cobblestone Path is decisively the brighter choice.
At LRV 37 vs 24, Cobblestone Path is decisively the brighter choice.
At LRV 57 vs 37, Guilford Green is decisively the brighter choice.