ColorplanBenjamin Moore Millstone Gray (1581) is a very dark cool gray with a green undertone and an LRV of 16. Closest matches: Sherwin-Williams Rosemary (SW 6187) and Farrow & Ball Douter (No.318). For trim, try Ultra White (CC-10).
Room Preview
This photo shows walls only. Photos show the color in a real room's light; your own light will change it.
Suggested trim and ceiling are Benjamin Moore whites that share this color's undertone.
Color Details
| Family | Gray |
| LRV | 15.9 (dark; 0 = black, 100 = pure white) |
| HEX | #6A716A |
| RGB | 106, 113, 106 |
| HSL | 120°, 3%, 43% |
About Millstone Gray
Millstone Gray (1581) is a very dark cool gray from Benjamin Moore with a green undertone. With an LRV of 16, Millstone Gray absorbs most light. It creates a dramatic, enveloping look and suits accent walls, cabinetry and well-lit rooms.
North-facing light makes Millstone Gray read cooler and slightly darker, while warm south-facing light softens it. It's a good fit for bedrooms, offices, accent walls and kitchen cabinets. Next to Rainy Afternoon (1575), it's lighter.
How Millstone Gray changes with the light
Millstone Gray has a cool undertone. North light will push it cooler and grayer, while south and west light warm it up. If your room faces north, look at it next to a warm white trim.
North-facing rooms
Millstone Gray has a cool undertone that north light will push cooler and grayer; warm white trim helps balance it.
East-facing rooms
Millstone Gray will look warmer and brighter in the morning and cooler and grayer by afternoon; check a sample at both times.
South-facing rooms
Bright south light shows Millstone Gray close to its true color, slightly lighter and warmer.
West-facing rooms
Millstone Gray looks cool in the morning and warms up in the golden late-afternoon light.
See Millstone Gray in real homes
Photos people have shared of Millstone Gray in their own rooms. Opens Instagram or Pinterest in a new tab.
Millstone Gray equivalents in other brands
The closest color from each brand. ΔE (“delta E”) scores how different two colors look: under 2.5 is very hard to tell apart on a wall, over 5 is clearly different.
Behr
Closest available · ΔE 5.2
Also close: Laurel Garland (ΔE 5.9)
Compare side by side →Similar Benjamin Moore colors
Millstone Gray questions
What undertone does Millstone Gray have?
Millstone Gray has a green undertone, so it reads as a cool color. North-facing light makes Millstone Gray read cooler and slightly darker, while warm south-facing light softens it.
Is Millstone Gray a light or dark color?
Millstone Gray has a light reflectance value (LRV) of 15.9 on a scale where 0 is black and 100 is pure white, which makes it a very dark color. With an LRV of 16, Millstone Gray absorbs most light. It creates a dramatic, enveloping look and suits accent walls, cabinetry and well-lit rooms.
What is the closest match to Millstone Gray in other paint brands?
Sherwin-Williams: Rosemary SW 6187 (close, ΔE 4.3); Farrow & Ball: Douter No.318 (close, ΔE 2.5); Behr: Dark Granite 780F-6 (closest available, ΔE 5.2). Matches are calculated with the CIEDE2000 color difference formula; always check a physical sample before buying.
What trim and ceiling color goes with Millstone Gray?
Try Ultra White (CC-10) on trim and Distant Gray (OC-68) on the ceiling. Both are Benjamin Moore whites that share Millstone Gray's undertone.
Where does Millstone Gray work best?
Millstone Gray works well in bedrooms, offices, accent walls and kitchen cabinets. With an LRV of 16, Millstone Gray absorbs most light. It creates a dramatic, enveloping look and suits accent walls, cabinetry and well-lit rooms.
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