Rapid Rock (PPG 15-19)
Illustrative room. Screen colors vary; test a sample before you paint.
Rapid Rock (PPG 15-19) is a deep, warm beige from PPG Paints: LRV 30, so it reflects about 30 percent of the light that hits it.
Colors that go with Rapid Rock
Four PPG Paints colors picked for Rapid Rock by this site's color math: a trim white, a deeper beige, a quiet contrast from another family, a dark accent. PPG Paints did not choose these pairings.
Closest match in every other brand
Each brand's closest color to Rapid Rock, 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 | Moth Wing | SW 9174 | 29 | 0.9 | indistinguishable |
| Benjamin Moore | Cabot Trail | 998 | 28.1 | 1.4 | very close |
| Behr | Pure Earth | PPU7-05 | 31 | 1.4 | very close |
| Valspar | Stone Manor | 6006-2A | 29 | 2.6 | noticeably different |
Lighter and darker in PPG Paints
The PPG Paints beige colors nearest to Rapid Rock (LRV 30) by LRV.
Lighter than Rapid Rock
Darker than Rapid Rock
Color data
| Brand | PPG Paints |
|---|---|
| Color code | 15-19 |
| Hex | #A39281 |
| RGB | 163, 146, 129 |
| HSL | 30°, 16%, 57% |
| LRV (light reflectance value) | 30 |
| Lab L*, a*, b* | 61.6, 3.5, 11.3 |
| Undertone | Warm Yellow |
| Temperature | warm |
| Color family | Beige |
Same paint, two kinds of light
Rapid Rock (PPG 15-19), published as #A39281
#93887F
#B39C81
These swatches and the rooms above are a simulation, not a measurement. How the visualizer works
Similar shades from PPG Paints
More from PPG Paints
Common questions
- What is the LRV of Rapid Rock (PPG 15-19)?
- Rapid Rock has an LRV of 30. LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Rapid Rock is a deep color.
- What is the closest match to Rapid Rock in another brand?
- Moth Wing (SW 9174) from Sherwin-Williams, at a deltaE of 0.9 (indistinguishable).
- Is Rapid Rock warm or cool?
- PPG Paints lists Rapid Rock as warm, with a Warm Yellow undertone. Its Lab b* value is 11.3; 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.