Rock Salt vs Lamp Black
Where Rock Salt belongs to Dulux's range, Lamp Black is a Little Greene color. Hue-wise, Rock Salt belongs to the white family and Lamp Black to the grey family. Rock Salt (LRV 83) reflects noticeably more light than Lamp Black (LRV 3), a difference of 80 points that becomes especially apparent in rooms with limited natural light. Rock Salt runs neutral while Lamp Black is decidedly purple, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 74.0, 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.
Rock Salt vs Lamp Black in Real Spaces
3 real rooms side by side. Seeing Rock Salt and Lamp Black 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 Rock Salt will make the room feel meaningfully brighter than Lamp Black would.
Kitchen
In a kitchen, colors are seen under bright task lighting that amplifies undertones — what reads neutral elsewhere can show its hand here. Rock Salt reflects noticeably more light off the walls, making the space read more open than Lamp Black.
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. Rock Salt reflects noticeably more light off the walls, making the space read more open than Lamp Black.
Color Details
Rock Salt vs Lamp Black Simulated Comparison
5 simulated room previews — drag the slider on each to see Rock Salt on one side and Lamp Black 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 Rock Salt comparisons
See how Rock Salt stacks up against other well-photographed colors across different brands and tones.
