Copley Gray vs Just Walnut
Where Copley Gray belongs to Benjamin Moore's range, Just Walnut is a Dulux color. Copley Gray reads as greige-grey, while Just Walnut reads as beige-greige — two distinct hue families, not close cousins. Just Walnut (LRV 72) reflects noticeably more light than Copley Gray (LRV 26), a difference of 46 points that becomes especially apparent in rooms with limited natural light. Copley Gray runs red while Just Walnut is decidedly warm, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 30.7, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below you'll find 3 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Copley Gray vs Just Walnut in Real Spaces
3 real rooms side by side. Seeing Copley Gray and Just Walnut in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
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 LRV gap is large enough that Just Walnut will make the room feel meaningfully brighter than Copley Gray would.
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. Just Walnut reflects noticeably more light off the walls, making the space read more open than Copley Gray.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. Just Walnut reflects noticeably more light off the walls, making the space read more open than Copley Gray.
Color Details
Copley Gray vs Just Walnut Simulated Comparison
5 simulated room previews — drag the slider on each to see Copley Gray on one side and Just Walnut 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 Copley Gray comparisons
See how Copley Gray stacks up against other well-photographed colors across different brands and tones.
White Dove reflects far more light (LRV 83 vs 26), opening up a space where Copley Gray encloses it.
At LRV 69 vs 26, Ammonite is decisively the brighter choice.
Copley Gray reflects far more light (LRV 26 vs 6), opening up a space where Iron Ore encloses it.
At LRV 52 vs 26, Purbeck Stone is decisively the brighter choice.
A 5-point LRV gap (30 vs 26) makes Evergreen Fog the marginally brighter of the two.
Mizzle reflects far more light (LRV 52 vs 26), opening up a space where Copley Gray encloses it.
At LRV 60 vs 26, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 26), opening up a space where Copley Gray encloses it.
With LRVs of 27 and 26, the two reflect almost the same amount of light.
At LRV 43 vs 26, French Gray is decisively the brighter choice.
At LRV 26 vs 4, Copley Gray is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 26), opening up a space where Copley Gray encloses it.
Copley Gray reflects far more light (LRV 26 vs 13), opening up a space where Bancha encloses it.
Hardwick White reflects far more light (LRV 44 vs 26), opening up a space where Copley Gray encloses it.
At LRV 84 vs 26, Pure White is decisively the brighter choice.
A 4-point LRV gap (26 vs 21) makes Copley Gray the marginally brighter of the two.
Balboa Mist reflects far more light (LRV 66 vs 26), opening up a space where Copley Gray encloses it.
Shoji White reflects far more light (LRV 74 vs 26), opening up a space where Copley Gray encloses it.
Snowbound reflects far more light (LRV 83 vs 26), opening up a space where Copley Gray encloses it.
Copley Gray reflects far more light (LRV 26 vs 12), opening up a space where Pewter Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 26), opening up a space where Copley Gray encloses it.
At LRV 41 vs 26, Dix Blue is decisively the brighter choice.
At LRV 68 vs 26, Calamine is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 26 vs 25), so neither reads brighter in a room.
Copley Gray reflects far more light (LRV 26 vs 12), opening up a space where Vintage Vogue encloses it.
Saybrook Sage reflects far more light (LRV 45 vs 26), opening up a space where Copley Gray encloses it.
A 6-point LRV gap (31 vs 26) makes Pale Green the marginally brighter of the two.
At LRV 26 vs 7, Copley Gray is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 26 vs 24), so neither reads brighter in a room.
At LRV 57 vs 26, Guilford Green is decisively the brighter choice.