Petro Blue (Behr QE-47)
Illustrative room. Screen colors vary; test a sample before you paint.
Petro Blue (Behr QE-47) is a very deep, cool blue from Behr: LRV 8.6, so it reflects about 9 percent of the light that hits it.
Colors that go with Petro Blue
Three Behr colors picked for Petro Blue by this site's color math: a trim white, 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 Petro Blue, 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 | Deep Sea Dive | SW 7618 | 10 | 2.9 | noticeably different |
| Benjamin Moore | Galápagos Turquoise | 2057-20 | 9.5 | 2.4 | noticeably different |
| Valspar | Classic Teal | 5011-8 | 9 | 2.0 | very close |
| PPG Paints | Deep Emerald | 1148-7 | 8 | 1.7 | very close |
Lighter and darker in Behr
The Behr blue colors nearest to Petro Blue (LRV 8.6 (estimated)) by LRV.
Lighter than Petro Blue
Darker than Petro Blue
Color data
| Brand | Behr |
|---|---|
| Color code | QE-47 |
| Hex | #2F5961 |
| RGB | 47, 89, 97 |
| HSL | 190°, 35%, 28% |
| LRV (light reflectance value) | 8.6 (estimated from the hex) |
| Lab L*, a*, b* | 35.2, -12.2, -9.2 |
| Undertone | Cool |
| Temperature | cool |
| Color family | Blue |
Same paint, two kinds of light
Petro Blue (Behr QE-47), published as #2F5961
#14505F
#446261
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 Petro Blue (Behr QE-47)?
- Petro Blue has an LRV of 8.6 (estimated from its hex value). LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Petro Blue is a very deep color.
- What is the closest match to Petro Blue in another brand?
- Deep Emerald (PPG 1148-7) from PPG Paints, at a deltaE of 1.7 (very close).
- Is Petro Blue warm or cool?
- Behr lists Petro Blue as cool, with a Cool undertone. Its Lab b* value is -9.2; 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.