Lamp Black vs Pewter Cast
Where Lamp Black belongs to Little Greene's range, Pewter Cast is a Sherwin-Williams color. These are both greys, so the question isn't which hue to choose — it's where within grey to land. Pewter Cast (LRV 31) reflects noticeably more light than Lamp Black (LRV 3), a difference of 29 points that becomes especially apparent in rooms with limited natural light. Lamp Black runs purple while Pewter Cast is decidedly neutral, which means they'll respond very differently to warm vs cool light sources. With a ΔE of 44.5, 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.
Lamp Black vs Pewter Cast in Real Spaces
3 real rooms side by side. Seeing Lamp Black and Pewter Cast in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. Pewter Cast 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. Pewter Cast reflects noticeably more light off the walls, making the space read more open than Lamp Black.
Front Door
A front door is a focal point — small color differences read clearly at this concentrated scale. The LRV gap is large enough that Pewter Cast will make the room feel meaningfully brighter than Lamp Black would.
Color Details
Lamp Black vs Pewter Cast Simulated Comparison
5 simulated room previews — drag the slider on each to see Lamp Black on one side and Pewter Cast 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 Lamp Black comparisons
See how Lamp Black stacks up against other well-photographed colors across different brands and tones.
