Jet Black vs Just Walnut
Jet Black (Benjamin Moore) and Just Walnut (Dulux) come from different manufacturers. Jet Black reads as grey, while Just Walnut reads as beige-greige — two distinct hue families, not close cousins. The 67-point LRV gap — 72 for Just Walnut vs 5 for Jet Black — means Just Walnut will open up a space more effectively. Where Jet Black leans blue and purple, Just Walnut reads warm — a distinction that shifts noticeably depending on the light source and surrounding finishes. A ΔE of 66.2 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Jet Black vs Just Walnut in Real Spaces
2 real rooms side by side. Seeing Jet Black 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
A living room wall sees more varied light than almost any other surface in the house, which makes the choice between these two more nuanced than a chip suggests. Just Walnut reflects noticeably more light off the walls, making the space read more open than Jet Black.
Kitchen Cabinets
Cabinet color is always seen in context — against countertops, backsplash, and hardware — which amplifies undertone differences that might disappear on a plain wall. Just Walnut returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Color Details
Jet Black vs Just Walnut Simulated Comparison
5 simulated room previews — drag the slider on each to see Jet Black 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 Jet Black comparisons
See how Jet Black stacks up against other well-photographed colors across different brands and tones.












































