Dark Night (SW 6237)
Illustrative room. Screen colors vary; test a sample before you paint.
Dark Night (SW 6237) is a very deep, cool black from Sherwin-Williams: LRV 4, so it reflects about 4 percent of the light that hits it.
Colors that go with Dark Night
Three Sherwin-Williams colors picked for Dark Night by this site's color math: a trim white, 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 Dark Night, 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 | Pacific Sea Teal | 2049-10 | 5.9 | 4.0 | noticeably different |
| Behr | Night Shade | 740F-7 | 5.8 | 6.5 | clearly different |
| Valspar | Everglade Deck | 5011-3 | 7 | 8.0 | clearly different |
| PPG Paints | Midnight Hour | 1038-7 | 6 | 6.4 | clearly different |
Lighter and darker in Sherwin-Williams
The Sherwin-Williams black colors nearest to Dark Night (LRV 4) by LRV.
Lighter than Dark Night
Darker than Dark Night
Color data
| Brand | Sherwin-Williams |
|---|---|
| Color code | SW 6237 |
| Hex | #23383F |
| RGB | 35, 56, 63 |
| HSL | 195°, 29%, 19% |
| LRV (light reflectance value) | 4 |
| Lab L*, a*, b* | 22.1, -6.1, -7.0 |
| Undertone | Cool |
| Temperature | cool |
| Color family | Black |
Same paint, two kinds of light
Dark Night (SW 6237), published as #23383F
#0E303D
#34403F
These swatches and the rooms above are a simulation, not a measurement. How the visualizer works
Similar shades from Sherwin-Williams
Comparisons that include Dark Night (SW 6237)
More from Sherwin-Williams
Common questions
- What is the LRV of Dark Night (SW 6237)?
- Dark Night has an LRV of 4. LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Dark Night is a very deep color.
- What is the closest match to Dark Night in another brand?
- Pacific Sea Teal (BM 2049-10) from Benjamin Moore, at a deltaE of 4.0 (noticeably different).
- Is Dark Night warm or cool?
- Sherwin-Williams lists Dark Night as cool, with a Cool undertone. Its Lab b* value is -7.0; 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.