Denim (SW 6523)
Illustrative room. Screen colors vary; test a sample before you paint.
Denim (SW 6523) is a very deep, cool blue from Sherwin-Williams: LRV 14, so it reflects about 14 percent of the light that hits it.
Colors that go with Denim
Four Sherwin-Williams colors picked for Denim by this site's color math: a trim white, a deeper blue, 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 Denim, 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 | Bedford Blue | 1679 | 17.4 | 3.8 | noticeably different |
| Behr | Neptune Blue | 570D-6 | 14.7 | 2.4 | noticeably different |
| Valspar | Atlantic Schooner | 4004-6C | 14 | 2.5 | noticeably different |
| PPG Paints | Blue Fjord | 1163-6 | 11 | 3.8 | noticeably different |
Lighter and darker in Sherwin-Williams
The Sherwin-Williams blue colors nearest to Denim (LRV 14) by LRV.
Lighter than Denim
Darker than Denim
Color data
| Brand | Sherwin-Williams |
|---|---|
| Color code | SW 6523 |
| Hex | #506B84 |
| RGB | 80, 107, 132 |
| HSL | 209°, 25%, 42% |
| LRV (light reflectance value) | 14 |
| Lab L*, a*, b* | 44.1, -3.1, -17.0 |
| Undertone | Cool Blue |
| Temperature | cool |
| Color family | Blue |
Same paint, two kinds of light
Denim (SW 6523), published as #506B84
#3B6282
#647484
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 Denim (SW 6523)?
- Denim has an LRV of 14. LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Denim is a very deep color.
- What is the closest match to Denim in another brand?
- Neptune Blue (Behr 570D-6) from Behr, at a deltaE of 2.4 (noticeably different).
- Is Denim warm or cool?
- Sherwin-Williams lists Denim as cool, with a Cool Blue undertone. Its Lab b* value is -17.0; 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.