Thundercloud (Behr S520-5)

Illustrative room. Screen colors vary; test a sample before you paint.
Thundercloud (Behr S520-5) is a deep, cool blue from Behr: LRV 22.9, so it reflects about 23 percent of the light that hits it.
Colors that go with Thundercloud
Four Behr colors picked for Thundercloud by this site's color math: a trim white, a deeper blue, a quiet contrast from another family, a dark accent. Behr did not choose these pairings.
Closest match in every other brand
Each brand's closest color to Thundercloud, 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 | Sporty Blue | SW 6522 | 24 | 2.9 | noticeably different |
| Benjamin Moore | Old Blue Jeans | 839 | 25.3 | 2.3 | very close |
| Valspar | Blue Sash | 4005-6B | 25 | 2.5 | noticeably different |
| PPG Paints | Silver Blueberry | 1163-5 | 21 | 2.2 | very close |
Lighter and darker in Behr
The Behr blue colors nearest to Thundercloud (LRV 22.9 (estimated)) by LRV.
Lighter than Thundercloud
Darker than Thundercloud
Color data
| Brand | Behr |
|---|---|
| Color code | S520-5 |
| Hex | #70869D |
| RGB | 112, 134, 157 |
| HSL | 211°, 19%, 53% |
| LRV (light reflectance value) | 22.9 (estimated from the hex) |
| Lab L*, a*, b* | 55.0, -2.4, -14.8 |
| Undertone | Cool Blue |
| Temperature | cool |
| Color family | Blue |
Same paint, two kinds of light
Thundercloud (Behr S520-5), published as #70869D
#5D7D9B
#838F9D
These swatches and the rooms above are a simulation, not a measurement. How the visualizer works
Similar shades from Behr
More from Behr
Common questions
- What is the LRV of Thundercloud (Behr S520-5)?
- Thundercloud has an LRV of 22.9 (estimated from its hex value). LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Thundercloud is a deep color.
- What is the closest match to Thundercloud in another brand?
- Silver Blueberry (PPG 1163-5) from PPG Paints, at a deltaE of 2.2 (very close).
- Is Thundercloud warm or cool?
- Behr lists Thundercloud as cool, with a Cool Blue undertone. Its Lab b* value is -14.8; a higher b* is warmer and yellower, a lower one cooler and bluer.
Sources: hex as published by the manufacturer, via PaintDB (CC BY 4.0); LRV is not published by Behr for this color and is estimated here from the color's own hex value. 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.