Great Barrington Green vs Agreeable Gray
Great Barrington Green (Benjamin Moore) and Agreeable Gray (Sherwin-Williams) come from different manufacturers. Great Barrington Green reads as green-grey, while Agreeable Gray reads as greige-grey — two distinct hue families, not close cousins. The 39-point LRV gap — 60 for Agreeable Gray vs 21 for Great Barrington Green — means Agreeable Gray will open up a space more effectively. Where Great Barrington Green leans green, Agreeable Gray reads warm — a distinction that shifts noticeably depending on the light source and surrounding finishes. A ΔE of 31.9 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below you'll find 4 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Great Barrington Green vs Agreeable Gray in Real Spaces
4 real rooms side by side. Seeing Great Barrington Green and Agreeable Gray in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Bedroom
Bedrooms are typically lit with warmer, lower light than the rest of the house — a condition that flatters warm tones and deepens cool ones. Agreeable Gray returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Bathroom
Small bathrooms intensify color. A shade that seems quiet in a larger room can feel immersive when you're surrounded by it on four walls. Agreeable Gray returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
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. Agreeable Gray 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. Agreeable Gray reflects noticeably more light off the walls, making the space read more open than Great Barrington Green.
Color Details
Great Barrington Green vs Agreeable Gray Simulated Comparison
5 simulated room previews — drag the slider on each to see Great Barrington Green on one side and Agreeable Gray 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.
At LRV 69 vs 21, Ammonite is decisively the brighter choice.
White Dove reflects far more light (LRV 83 vs 21), opening up a space where Great Barrington Green encloses it.
Great Barrington Green reflects far more light (LRV 21 vs 6), opening up a space where Iron Ore encloses it.
At LRV 52 vs 21, Purbeck Stone is decisively the brighter choice.
A 9-point LRV gap (30 vs 21) makes Evergreen Fog the marginally brighter of the two.
Mizzle reflects far more light (LRV 52 vs 21), opening up a space where Great Barrington Green encloses it.
Accessible Beige reflects far more light (LRV 58 vs 21), opening up a space where Great Barrington Green encloses it.
Denim Drift reads slightly lighter (LRV 27 vs 21), a gap that shows most in low-lit rooms.
At LRV 43 vs 21, French Gray is decisively the brighter choice.
At LRV 21 vs 4, Great Barrington Green is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 21), opening up a space where Great Barrington Green encloses it.
Great Barrington Green reads slightly lighter (LRV 21 vs 13), a gap that shows most in low-lit rooms.
Hardwick White reflects far more light (LRV 44 vs 21), opening up a space where Great Barrington Green encloses it.
At LRV 84 vs 21, Pure White is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 21 vs 21), so neither reads brighter in a room.
Balboa Mist reflects far more light (LRV 66 vs 21), opening up a space where Great Barrington Green encloses it.
Shoji White reflects far more light (LRV 74 vs 21), opening up a space where Great Barrington Green encloses it.
Snowbound reflects far more light (LRV 83 vs 21), opening up a space where Great Barrington Green encloses it.
At LRV 51 vs 21, Pigeon is decisively the brighter choice.
Great Barrington Green reads slightly lighter (LRV 21 vs 12), a gap that shows most in low-lit rooms.
Great Barrington Green reflects far more light (LRV 21 vs 8), opening up a space where Duck Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 21), opening up a space where Great Barrington Green encloses it.
At LRV 41 vs 21, Dix Blue is decisively the brighter choice.
Great Barrington Green vs Slaked Lime Deep
Great Barrington Green reads slightly lighter (LRV 21 vs 12), a gap that shows most in low-lit rooms.
Saybrook Sage reflects far more light (LRV 45 vs 21), opening up a space where Great Barrington Green encloses it.
A 10-point LRV gap (31 vs 21) makes Pale Green the marginally brighter of the two.
At LRV 21 vs 7, Great Barrington Green is decisively the brighter choice.