Canal Street vs Cornwall Slate
Both are Sherwin-Williams colors. Canal Street reads as greige-grey, while Cornwall Slate reads as grey — two distinct hue families, not close cousins. With LRVs of 29 and 29, they'll behave almost identically in terms of how much light they reflect back into a room. The tonal difference — Canal Street's warm character against Cornwall Slate's neutral — becomes most visible against white trim or in morning light. At ΔE 3.3, the difference is perceptible but not dramatic — the two can work harmoniously in the same space. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Canal Street vs Cornwall Slate in Real Spaces
2 real rooms side by side. Canal Street and Cornwall Slate 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
Living rooms test a color across a full range of conditions — morning sun, afternoon shade, and evening lamp light all shift how both of these read. Cornwall Slate reads more restrained here, while Canal Street adds a sense of enclosure and warmth.
Bedroom
Bedroom walls are often seen under warm artificial light, a context that shifts both colors from how they look on a chip. The temperature contrast between Canal Street and Cornwall Slate is what sets these apart most in this context.
Color Details
Canal Street vs Cornwall Slate Simulated Comparison
5 simulated room previews — drag the slider on each to see Canal Street on one side and Cornwall Slate 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 Canal Street comparisons
See how Canal Street stacks up against other well-photographed colors across different brands and tones.
At LRV 69 vs 29, Ammonite is decisively the brighter choice.
White Dove reflects far more light (LRV 83 vs 29), opening up a space where Canal Street encloses it.
Canal Street reflects far more light (LRV 29 vs 6), opening up a space where Iron Ore encloses it.
At LRV 52 vs 29, Purbeck Stone is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 30 vs 29), so neither reads brighter in a room.
Mizzle reflects far more light (LRV 52 vs 29), opening up a space where Canal Street encloses it.
At LRV 60 vs 29, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 29), opening up a space where Canal Street encloses it.
With LRVs of 29 and 27, the two reflect almost the same amount of light.
At LRV 43 vs 29, French Gray is decisively the brighter choice.
At LRV 29 vs 4, Canal Street is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 29), opening up a space where Canal Street encloses it.
Canal Street reflects far more light (LRV 29 vs 13), opening up a space where Bancha encloses it.
Hardwick White reflects far more light (LRV 44 vs 29), opening up a space where Canal Street encloses it.
At LRV 84 vs 29, Pure White is decisively the brighter choice.
A 7-point LRV gap (29 vs 21) makes Canal Street the marginally brighter of the two.
Balboa Mist reflects far more light (LRV 66 vs 29), opening up a space where Canal Street encloses it.
Shoji White reflects far more light (LRV 74 vs 29), opening up a space where Canal Street encloses it.
Snowbound reflects far more light (LRV 83 vs 29), opening up a space where Canal Street encloses it.
At LRV 51 vs 29, Pigeon is decisively the brighter choice.
Canal Street reflects far more light (LRV 29 vs 12), opening up a space where Pewter Green encloses it.
Canal Street reflects far more light (LRV 29 vs 8), opening up a space where Duck Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 29), opening up a space where Canal Street encloses it.
At LRV 41 vs 29, Dix Blue is decisively the brighter choice.
Canal Street reflects far more light (LRV 29 vs 12), opening up a space where Vintage Vogue encloses it.
Saybrook Sage reflects far more light (LRV 45 vs 29), opening up a space where Canal Street encloses it.
Their light reflectance is nearly identical (LRV 31 vs 29), so neither reads brighter in a room.