Westcott Navy vs Slate grey
Westcott Navy is a Benjamin Moore color while Slate grey comes from RAL Classic. Both sit in the blue-grey family, which is useful context if you're narrowing within a single hue direction. With LRVs of 10 and 12, they'll behave almost identically in terms of how much light they reflect back into a room. With a ΔE of 0.8, the difference is subtle — you'd need them side by side to reliably tell them apart. Below you'll find 3 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Westcott Navy vs Slate grey in Real Spaces
3 real rooms side by side. Westcott Navy and Slate grey 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
Bedroom walls are often seen under warm artificial light, a context that shifts both colors from how they look on a chip. The two are close enough that the choice comes down to finer qualities — undertone, texture, what the color sits next to.
House
At full exterior scale, the difference between these two colors becomes much easier to judge than from a small chip. The two are close enough that the choice comes down to finer qualities — undertone, texture, what the color sits next to.
Kitchen Cabinets
On cabinetry, undertone and temperature become more pronounced against countertops and hardware. The two are close enough that the choice comes down to finer qualities — undertone, texture, what the color sits next to.
Color Details
Westcott Navy vs Slate grey Simulated Comparison
5 simulated room previews — drag the slider on each to see Westcott Navy on one side and Slate grey 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 Westcott Navy comparisons
See how Westcott Navy stacks up against other well-photographed colors across different brands and tones.
White Dove reflects far more light (LRV 83 vs 10), opening up a space where Westcott Navy encloses it.
At LRV 69 vs 10, Ammonite is decisively the brighter choice.
Westcott Navy reads slightly lighter (LRV 10 vs 6), a gap that shows most in low-lit rooms.
At LRV 52 vs 10, Purbeck Stone is decisively the brighter choice.
At LRV 30 vs 10, Evergreen Fog is decisively the brighter choice.
Mizzle reflects far more light (LRV 52 vs 10), opening up a space where Westcott Navy encloses it.
At LRV 60 vs 10, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 10), opening up a space where Westcott Navy encloses it.
Denim Drift reflects far more light (LRV 27 vs 10), opening up a space where Westcott Navy encloses it.
At LRV 43 vs 10, French Gray is decisively the brighter choice.
A 5-point LRV gap (10 vs 4) makes Westcott Navy the marginally brighter of the two.
Tranquil Dawn reflects far more light (LRV 55 vs 10), opening up a space where Westcott Navy encloses it.
Bancha reads slightly lighter (LRV 13 vs 10), a gap that shows most in low-lit rooms.
Hardwick White reflects far more light (LRV 44 vs 10), opening up a space where Westcott Navy encloses it.
At LRV 84 vs 10, Pure White is decisively the brighter choice.
A 12-point LRV gap (21 vs 10) makes Artichoke the marginally brighter of the two.
Balboa Mist reflects far more light (LRV 66 vs 10), opening up a space where Westcott Navy encloses it.
Shoji White reflects far more light (LRV 74 vs 10), opening up a space where Westcott Navy encloses it.
Snowbound reflects far more light (LRV 83 vs 10), opening up a space where Westcott Navy encloses it.
With LRVs of 12 and 10, the two reflect almost the same amount of light.
Skimming Stone reflects far more light (LRV 68 vs 10), opening up a space where Westcott Navy encloses it.
At LRV 41 vs 10, Dix Blue is decisively the brighter choice.
At LRV 68 vs 10, Calamine is decisively the brighter choice.
At LRV 25 vs 10, Treron is decisively the brighter choice.
With LRVs of 12 and 10, the two reflect almost the same amount of light.
Saybrook Sage reflects far more light (LRV 45 vs 10), opening up a space where Westcott Navy encloses it.
At LRV 31 vs 10, Pale Green is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 10 vs 7), so neither reads brighter in a room.
At LRV 24 vs 10, Cement grey is decisively the brighter choice.
At LRV 57 vs 10, Guilford Green is decisively the brighter choice.