Umber Rust (SW 9100)
Illustrative room. Screen colors vary; test a sample before you paint.
Umber Rust (SW 9100) is a very deep, warm brown from Sherwin-Williams: LRV 10, so it reflects about 10 percent of the light that hits it.
Colors that go with Umber Rust
Four Sherwin-Williams colors picked for Umber Rust by this site's color math: a trim white, a deeper brown, a quiet contrast from another family, a dark accent. Sherwin-Williams did not choose these pairings.
Closest match in every other brand
Each brand's closest color to Umber Rust, 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 |
|---|---|---|---|---|---|
| Benjamin Moore | Cordwainer | 2164-10 | 10.5 | 0.0 | indistinguishable |
| Behr | Tamarind Fruit | PMD-61 | 9.8 | 1.6 | very close |
| Valspar | Cowboy Hat | 3010-8 | 11 | 4.0 | noticeably different |
| PPG Paints | Molasses | 1079-7 | 11 | 2.9 | noticeably different |
Lighter and darker in Sherwin-Williams
The Sherwin-Williams brown colors nearest to Umber Rust (LRV 10) by LRV.
Lighter than Umber Rust
Darker than Umber Rust
Color data
| Brand | Sherwin-Williams |
|---|---|
| Color code | SW 9100 |
| Hex | #765138 |
| RGB | 118, 81, 56 |
| HSL | 24°, 36%, 34% |
| LRV (light reflectance value) | 10 |
| Lab L*, a*, b* | 37.9, 12.4, 20.9 |
| Undertone | Warm Yellow-Red |
| Temperature | warm |
| Color family | Brown |
Same paint, two kinds of light
Umber Rust (SW 9100), published as #765138
#694837
#845A37
These swatches and the rooms above are a simulation, not a measurement. How the visualizer works
Similar shades from Sherwin-Williams
More from Sherwin-Williams
Common questions
- What is the LRV of Umber Rust (SW 9100)?
- Umber Rust has an LRV of 10. LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Umber Rust is a very deep color.
- What is the closest match to Umber Rust in another brand?
- Cordwainer (BM 2164-10) from Benjamin Moore, at a deltaE of 0.0 (indistinguishable).
- Is Umber Rust warm or cool?
- Sherwin-Williams lists Umber Rust as warm, with a Warm Yellow-Red undertone. Its Lab b* value is 20.9; 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.