Flint Arrow vs Cornwall Slate
Flint Arrow is a Dulux color while Cornwall Slate comes from Sherwin-Williams. These are both greys, so the question isn't which hue to choose — it's where within grey to land. With LRVs of 31 and 29, they'll behave almost identically in terms of how much light they reflect back into a room. They share a neutral quality — useful to know if you're layering them in the same space. With a ΔE of 0.0, 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.
Flint Arrow vs Cornwall Slate in Real Spaces
3 real rooms side by side. Flint Arrow 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.
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.
Bathroom
Bathrooms amplify color — the enclosed space and reflective surfaces make what reads subtle elsewhere feel more present here. 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
Flint Arrow vs Cornwall Slate Simulated Comparison
5 simulated room previews — drag the slider on each to see Flint Arrow 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 Flint Arrow comparisons
See how Flint Arrow stacks up against other well-photographed colors across different brands and tones.
At LRV 69 vs 31, Ammonite is decisively the brighter choice.
White Dove reflects far more light (LRV 83 vs 31), opening up a space where Flint Arrow encloses it.
Flint Arrow reflects far more light (LRV 31 vs 6), opening up a space where Iron Ore encloses it.
At LRV 52 vs 31, Purbeck Stone is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 31 vs 30), so neither reads brighter in a room.
Mizzle reflects far more light (LRV 52 vs 31), opening up a space where Flint Arrow encloses it.
At LRV 60 vs 31, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 31), opening up a space where Flint Arrow encloses it.
Flint Arrow reads slightly lighter (LRV 31 vs 27), a gap that shows most in low-lit rooms.
At LRV 43 vs 31, French Gray is decisively the brighter choice.
At LRV 31 vs 4, Flint Arrow is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 31), opening up a space where Flint Arrow encloses it.
Flint Arrow reflects far more light (LRV 31 vs 13), opening up a space where Bancha encloses it.
Hardwick White reflects far more light (LRV 44 vs 31), opening up a space where Flint Arrow encloses it.
At LRV 84 vs 31, Pure White is decisively the brighter choice.
A 10-point LRV gap (31 vs 21) makes Flint Arrow the marginally brighter of the two.
Balboa Mist reflects far more light (LRV 66 vs 31), opening up a space where Flint Arrow encloses it.
Shoji White reflects far more light (LRV 74 vs 31), opening up a space where Flint Arrow encloses it.
Snowbound reflects far more light (LRV 83 vs 31), opening up a space where Flint Arrow encloses it.
At LRV 51 vs 31, Pigeon is decisively the brighter choice.
Flint Arrow reflects far more light (LRV 31 vs 12), opening up a space where Pewter Green encloses it.
Flint Arrow reflects far more light (LRV 31 vs 8), opening up a space where Duck Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 31), opening up a space where Flint Arrow encloses it.
A 10-point LRV gap (41 vs 31) makes Dix Blue the marginally brighter of the two.
Flint Arrow reflects far more light (LRV 31 vs 12), opening up a space where Vintage Vogue encloses it.
Saybrook Sage reflects far more light (LRV 45 vs 31), opening up a space where Flint Arrow encloses it.
Their light reflectance is nearly identical (LRV 31 vs 31), so neither reads brighter in a room.