Black Locust vs Just Walnut
Where Black Locust belongs to Behr's range, Just Walnut is a Dulux color. Black Locust reads as grey, while Just Walnut reads as beige-greige — two distinct hue families, not close cousins. Just Walnut (LRV 72) reflects noticeably more light than Black Locust (LRV 13), a difference of 59 points that becomes especially apparent in rooms with limited natural light. Black Locust runs green while Just Walnut is decidedly warm, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 44.3, 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 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Black Locust vs Just Walnut in Real Spaces
1 real room side by side. Seeing Black Locust 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 Black Locust would.
Color Details
Black Locust vs Just Walnut Simulated Comparison
5 simulated room previews — drag the slider on each to see Black Locust 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 Black Locust comparisons
See how Black Locust stacks up against other well-photographed colors across different brands and tones.
