Home › Benjamin Moore › Gray › Rock Gray
Rock Gray 1615
On-screen approximation from the published RGB value. Order a physical sample before you decide.
Undertone: Subtle blue undertone
In CIELAB, Rock Gray sits at L* 54.5, a* -0.9, b* -2.1. Its hue angle is 248° and its chroma is 2.3, so it leans blue only slightly — the undertone mostly shows next to whiter or grayer colors. It classifies as cool. Among Benjamin Moore colors with a similar LRV (±5), it is warmer (more yellow) than 18%.
LRV 23.8: dark
Light Reflectance Value runs from 0 (absolute black) to 100 (perfect white). At 23.8, Rock Gray is lighter than 26% of Benjamin Moore colors. Absorbs most light. Good for accent walls, cabinets, doors and exteriors; needs good lighting indoors.
Closest Sherwin-Williams match to Rock Gray
Ranked by CIEDE2000 color difference (ΔE) computed from published RGB values. Below 2 is hard to tell apart on the wall; above 4 is a different color.
| Color | Code | ΔE2000 | How close | |
|---|---|---|---|---|
| Software | SW 7074 | 0.93 | Practically identical | |
| Scattered Showers | SW 9559 | 1.62 | Very close | |
| Serious Gray | SW 6256 | 2.21 | Close — difference visible side by side |
Closest Behr match to Rock Gray
Ranked by CIEDE2000 color difference (ΔE) computed from published RGB values. Below 2 is hard to tell apart on the wall; above 4 is a different color. Behr does not publish LRV, so Behr values here are estimates.
| Color | Code | ΔE2000 | How close | |
|---|---|---|---|---|
| Legendary Gray | PPU26-03 | 1.18 | Very close | |
| Mission Control | N530-5 | 1.38 | Very close | |
| Magnetic Gray | N500-5 | 1.56 | Very close |
Similar Benjamin Moore colors
| Color | Code | ΔE2000 | How close | |
|---|---|---|---|---|
| Englewood Cliffs | 1607 | 0.59 | Practically identical | |
| Shark Gray | 2134-40 | 1.25 | Very close | |
| Lampblack | CW-695 | 1.85 | Very close | |
| Charcoal Linen | 2133-40 | 1.98 | Very close | |
| Shaker Gray | 1594 | 2.65 | Close — difference visible side by side | |
| Steel Wool | 2121-20 | 3.08 | Close — difference visible side by side |
Lighter and darker versions
Colors from Benjamin Moore with nearly the same hue and saturation, one step lighter or darker.
- Shaker Gray 1594 · lighter, LRV 25.9
- Secret AF-710 · lighter, LRV 25.9
- Evening Skyline CSP-505 · lighter, LRV 26.6
- Asphalt CC-548 · darker, LRV 21.3
- Sea Life 2118-40 · darker, LRV 22.0
- Black Pepper 2130-40 · darker, LRV 21.1
Colors that go with Rock Gray
Rock Gray is too close to neutral (chroma 2.3) for hue-based pairings to be meaningful; pair it with any color that shares its blue lean, and use a crisper white for trim.
Rock Gray vs popular colors
- Amherst Gray (Benjamin Moore HC-167, ΔE 7.2) is darker (LRV 18.8 vs 23.8), more yellow/warm.
- Gauntlet Gray (Sherwin-Williams SW 7019, ΔE 8.2) is darker (LRV 17.4 vs 23.8), more yellow/warm, more red/pink.
- Aegean Teal (Benjamin Moore 2136-40, ΔE 9.0) is about as light, more blue/cool, more green, more saturated.