Great Barrington Green vs Black grey
Great Barrington Green (Benjamin Moore) and Black grey (RAL Classic) come from different manufacturers. Great Barrington Green reads as green-grey, while Black grey reads as blue-grey — two distinct hue families, not close cousins. The 15-point LRV gap — 21 for Great Barrington Green vs 6 for Black grey — means Great Barrington Green will open up a space more effectively. A ΔE of 36.3 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Great Barrington Green vs Black grey in Real Spaces
2 real rooms side by side. Seeing Great Barrington Green 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.
House
A full exterior is the most demanding test for a paint color — scale and outdoor light both amplify differences that seem small on a swatch. Great Barrington Green returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Front Door
On a front door, the color is both the first and last thing you see — a context where even a modest tonal difference reads clearly. Great Barrington Green reflects noticeably more light off the walls, making the space read more open than Black grey.
Color Details
Great Barrington Green vs Black grey Simulated Comparison
5 simulated room previews — drag the slider on each to see Great Barrington Green 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 Great Barrington Green comparisons
See how Great Barrington Green stacks up against other well-photographed colors across different brands and tones.












































