Hearthstone Brown (BM 2109-20)
Illustrative room. Screen colors vary; test a sample before you paint.
Hearthstone Brown (BM 2109-20) is a very deep, warm brown from Benjamin Moore: LRV 8.8, so it reflects about 9 percent of the light that hits it.
Colors that go with Hearthstone Brown
Three Benjamin Moore colors picked for Hearthstone Brown by this site's color math: a trim white, a quiet contrast from another family, a dark accent. Benjamin Moore did not choose these pairings.
Closest match in every other brand
Each brand's closest color to Hearthstone Brown, ranked by CIEDE2000 (deltaE): under 1.0 is indistinguishable, 1.0 to 2.3 very close, 2.3 to 5 noticeably different, over 5 clearly different.
| Brand | Closest color | Code | LRV | deltaE | How close |
|---|---|---|---|---|---|
| Sherwin-Williams | Rookwood Dark Brown | SW 2808 | 8 | 0.9 | indistinguishable |
| Behr | Roasted Nuts | UL130-2 | 8.2 | 1.1 | very close |
| Valspar | Cabin Plank | 2011-10 | 8 | 1.6 | very close |
| PPG Paints | Chestnut | 15-23 | 8 | 0.6 | indistinguishable |
Lighter and darker in Benjamin Moore
The Benjamin Moore brown colors nearest to Hearthstone Brown (LRV 8.8) by LRV.
Lighter than Hearthstone Brown
Darker than Hearthstone Brown
Color data
| Brand | Benjamin Moore |
|---|---|
| Color code | 2109-20 |
| Hex | #604D44 |
| RGB | 96, 77, 68 |
| HSL | 19°, 17%, 32% |
| LRV (light reflectance value) | 8.8 |
| Lab L*, a*, b* | 34.4, 6.5, 8.4 |
| Undertone | Warm |
| Temperature | warm |
| Color family | Brown |
Same paint, two kinds of light
Hearthstone Brown (BM 2109-20), published as #604D44
#524543
#6E5644
These swatches and the rooms above are a simulation, not a measurement. How the visualizer works
Similar shades from Benjamin Moore
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Common questions
- What is the LRV of Hearthstone Brown (BM 2109-20)?
- Hearthstone Brown has an LRV of 8.8. LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Hearthstone Brown is a very deep color.
- What is the closest match to Hearthstone Brown in another brand?
- Chestnut (PPG 15-23) from PPG Paints, at a deltaE of 0.6 (indistinguishable).
- Is Hearthstone Brown warm or cool?
- Benjamin Moore lists Hearthstone Brown as warm, with a Warm undertone. Its Lab b* value is 8.4; a higher b* is warmer and yellower, a lower one cooler and bluer.
Sources: LRV and hex as published by the manufacturer, via PaintDB (CC BY 4.0). Color differences are CIEDE2000 values computed by this site from the hex values (data snapshot 2026-10-01). Color names and codes belong to their manufacturers.