Flagstone (PPG 1001-4)
Illustrative room. Screen colors vary; test a sample before you paint.
Flagstone (PPG 1001-4) is a medium, neutral gray from PPG Paints: LRV 42, so it reflects about 42 percent of the light that hits it.
Colors that go with Flagstone
Four PPG Paints colors picked for Flagstone by this site's color math: a trim white, a deeper gray, 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 Flagstone, 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 | Gris | SW 7659 | 39 | 2.2 | very close |
| Benjamin Moore | Silver Dollar | 1460 | 44.3 | 2.0 | very close |
| Behr | Soft Pebble | HDC-NT-27A | 41.9 | 1.1 | very close |
| Valspar | Metropolis | 4005-1C | 44 | 1.9 | very close |
Lighter and darker in PPG Paints
The PPG Paints gray colors nearest to Flagstone (LRV 42) by LRV.
Lighter than Flagstone
Darker than Flagstone
Color data
| Brand | PPG Paints |
|---|---|
| Color code | 1001-4 |
| Hex | #ACADAD |
| RGB | 172, 173, 173 |
| HSL | 180°, 1%, 68% |
| LRV (light reflectance value) | 42 |
| Lab L*, a*, b* | 70.7, -0.3, -0.1 |
| Undertone | Neutral |
| Temperature | neutral |
| Color family | Gray |
Same paint, two kinds of light
Flagstone (PPG 1001-4), published as #ACADAD
#9BA3AB
#BEB7AD
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 Flagstone (PPG 1001-4)?
- Flagstone has an LRV of 42. LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Flagstone is a medium color.
- What is the closest match to Flagstone in another brand?
- Soft Pebble (Behr HDC-NT-27A) from Behr, at a deltaE of 1.1 (very close).
- Is Flagstone warm or cool?
- PPG Paints lists Flagstone as neutral, with a Neutral undertone. Its Lab b* value is -0.1; 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.