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Ash Blue 2057-40
On-screen approximation from the published RGB value. Order a physical sample before you decide.
Undertone: Saturated blue-green (a color, not a neutral)
In CIELAB, Ash Blue sits at L* 60.3, a* -19.0, b* -16.8. Its hue angle is 221° and its chroma is 25.3, so it reads as an outright blue-green rather than a neutral. It classifies as cool. Among Benjamin Moore colors with a similar LRV (±5), it is warmer (more yellow) than 7%.
LRV 30.2: mid-tone
Light Reflectance Value runs from 0 (absolute black) to 100 (perfect white). At 30.2, Ash Blue is lighter than 33% of Benjamin Moore colors. Reads clearly as a color. Best in rooms with good natural light, or as an accent wall; small dark rooms may feel smaller.
Closest Sherwin-Williams match to Ash Blue
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 | |
|---|---|---|---|---|
| Lakeshore | SW 6494 | 3.12 | Close — difference visible side by side | |
| Jamaica Bay | SW 6781 | 3.18 | Close — difference visible side by side | |
| Capri | SW 6788 | 3.91 | Close — difference visible side by side |
Closest Behr match to Ash Blue
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 | |
|---|---|---|---|---|
| Explorer Blue | M470-5 | 2.39 | Close — difference visible side by side | |
| North Pole Blue | M480-5A | 2.66 | Close — difference visible side by side | |
| Turquoise | BIC-53 | 3.06 | Close — difference visible side by side |
Similar Benjamin Moore colors
| Color | Code | ΔE2000 | How close | |
|---|---|---|---|---|
| Blue Toile | 748 | 1.74 | Very close | |
| Blue Lagoon | 2054-40 | 1.91 | Very close | |
| Blue Lake | 2053-40 | 3.32 | Close — difference visible side by side | |
| Palace Blue | CW-605 | 3.52 | Close — difference visible side by side | |
| Cool Blue | 2058-40 | 3.71 | Close — difference visible side by side | |
| Rendezvous Bay | 726 | 4.06 | Similar, clearly different |
Lighter and darker versions
Colors from Benjamin Moore with nearly the same hue and saturation, one step lighter or darker.
- Bracken Blue CW-600 · lighter, LRV 33.3
- I've Got the Blues 774 · lighter, LRV 35.2
- Lafayette Blue CW-610 · lighter, LRV 37.1
- Rendezvous Bay 726 · darker, LRV 26.5
- Wilmington Spruce 754 · darker, LRV 25.7
- Blue Daisy 2062-40 · darker, LRV 25.6
Colors that go with Ash Blue
Color-theory pairings — the nearest Benjamin Moore color to each rotated hue, keeping the same lightness and saturation:
- Santa Rosa 1189 · complementary (180°)
- Soft Spruce 671 · analogous (−30°)
- Sailor's Sea Blue 2063-40 · analogous (+30°)
- Purple Hyacinth 2073-40 · triadic (120°)
- Hiking Path 524 · triadic (240°)
Ash Blue vs popular colors
- Aegean Teal (Benjamin Moore 2136-40, ΔE 10.8) is darker (LRV 25.1 vs 30.2), more yellow/warm, more red/pink, more muted.
- Smoke (Benjamin Moore 2122-40, ΔE 20.2) is lighter (LRV 56.4 vs 30.2), more yellow/warm, more red/pink, more muted.
- Evergreen Fog (Sherwin-Williams SW 9130, ΔE 20.7) is about as light, more yellow/warm, more red/pink, more muted.