Gunmetal vs Black grey
Where Gunmetal belongs to Benjamin Moore's range, Black grey is a RAL Classic color. Hue-wise, Gunmetal belongs to the grey family and Black grey to the blue-grey family. Gunmetal (LRV 17) reflects noticeably more light than Black grey (LRV 6), a difference of 10 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 25.9, 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.
Gunmetal vs Black grey in Real Spaces
1 real room side by side. Seeing Gunmetal and Black grey in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. Gunmetal reflects noticeably more light off the walls, making the space read more open than Black grey.
Color Details
Gunmetal vs Black grey Simulated Comparison
5 simulated room previews — drag the slider on each to see Gunmetal on one side and Black grey 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 Gunmetal comparisons
See how Gunmetal stacks up against other well-photographed colors across different brands and tones.
