Black Tar vs Cement grey
Where Black Tar belongs to Benjamin Moore's range, Cement grey is a RAL Classic color. Both sit in the grey family, which is useful context if you're narrowing within a single hue direction. Cement grey (LRV 24) reflects noticeably more light than Black Tar (LRV 6), a difference of 18 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 31.1, 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.
Black Tar vs Cement grey in Real Spaces
3 real rooms side by side. Seeing Black Tar and Cement grey 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 Cement grey will make the room feel meaningfully brighter than Black Tar would.
House
Seen across an entire facade, subtle tonal differences become pronounced. What reads as nearly the same on a chip often reads as clearly different at scale. Cement grey reflects noticeably more light off the walls, making the space read more open than Black Tar.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. Cement grey reflects noticeably more light off the walls, making the space read more open than Black Tar.
Color Details
Black Tar vs Cement grey Simulated Comparison
5 simulated room previews — drag the slider on each to see Black Tar on one side and Cement 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 Black Tar comparisons
See how Black Tar stacks up against other well-photographed colors across different brands and tones.
