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River Blue 2057-10
On-screen approximation from the published RGB value. Order a physical sample before you decide.
Undertone: Noticeable blue-green undertone
In CIELAB, River Blue sits at L* 28.8, a* -10.1, b* -9.4. Its hue angle is 223° and its chroma is 13.7, so it leans blue-green clearly enough to notice on a full wall. It classifies as cool. Among Benjamin Moore colors with a similar LRV (±5), it is warmer (more yellow) than 16%.
LRV 7.3: very dark
Light Reflectance Value runs from 0 (absolute black) to 100 (perfect white). At 7.3, River Blue is lighter than 2% of Benjamin Moore colors. Near-black depth. Use on doors, trim, cabinetry, exteriors or moody rooms with strong artificial lighting.
Closest Sherwin-Williams match to River 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 | |
|---|---|---|---|---|
| Blue Hill | SW 2939 | 1.73 | Very close | |
| Moscow Midnight | SW 9142 | 1.80 | Very close | |
| Rainstorm | SW 6230 | 2.70 | Close — difference visible side by side |
Closest Behr match to River 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 | |
|---|---|---|---|---|
| Nocturne Blue | HDC-CL-28 | 4.10 | Similar, clearly different | |
| Velvet Evening | 540F-7 | 4.78 | Similar, clearly different | |
| Opera Glasses | MQ5-24 | 5.04 | Similar, clearly different |
Similar Benjamin Moore colors
| Color | Code | ΔE2000 | How close | |
|---|---|---|---|---|
| Teal | 2055-10 | 2.61 | Close — difference visible side by side | |
| Miramichi | CC-752 | 3.87 | Close — difference visible side by side | |
| Tucson Teal | 2056-10 | 4.02 | Similar, clearly different | |
| Pacific Sea Teal | 2049-10 | 4.24 | Similar, clearly different | |
| Mallard Green | 2053-10 | 4.84 | Similar, clearly different | |
| Galápagos Turquoise | 2057-20 | 5.23 | Similar, clearly different |
Lighter and darker versions
Colors from Benjamin Moore with nearly the same hue and saturation, one step lighter or darker.
- Brush Blue CW-675 · lighter, LRV 9.8
- Deep Sea Green 735 · lighter, LRV 8.9
- Narragansett Green HC-157 · lighter, LRV 9.1
- Teal 2055-10 · darker, LRV 6.5
- Tucson Teal 2056-10 · darker, LRV 6.6
- Bavarian Forest 2054-10 · darker, LRV 6.7
Colors that go with River Blue
Color-theory pairings — the nearest Benjamin Moore color to each rotated hue, keeping the same lightness and saturation:
- Chocolate Sundae 2113-10 · complementary (180°)
- Bavarian Forest 2054-10 · analogous (−30°)
- Gentleman's Gray 2062-20 · analogous (+30°)
- Dark Purple 2073-10 · triadic (120°)
- River Rock 2139-10 · triadic (240°)
River Blue vs popular colors
- Gentleman's Gray (Benjamin Moore 2062-20, ΔE 6.9) is about as light, more blue/cool, more red/pink.
- Salamander (Benjamin Moore 2050-10, ΔE 7.0) is darker (LRV 5.7 vs 7.3), more yellow/warm, more red/pink, more muted.
- Hunter Green (Benjamin Moore 2041-10, ΔE 9.2) is about as light, more yellow/warm, more green.