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Neptune Green 658
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, Neptune Green sits at L* 53.9, a* -36.5, b* -0.8. Its hue angle is 181° and its chroma is 36.5, 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 21%.
LRV 23.3: dark
Light Reflectance Value runs from 0 (absolute black) to 100 (perfect white). At 23.3, Neptune Green is lighter than 25% of Benjamin Moore colors. Absorbs most light. Good for accent walls, cabinets, doors and exteriors; needs good lighting indoors.
Closest Sherwin-Williams match to Neptune Green
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 | |
|---|---|---|---|---|
| Nifty Turquoise | SW 6941 | 2.27 | Close — difference visible side by side | |
| Thermal Spring | SW 6761 | 3.72 | Close — difference visible side by side | |
| Ionian | SW 6754 | 4.10 | Similar, clearly different |
Closest Behr match to Neptune Green
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 | |
|---|---|---|---|---|
| Emerald Coast | 490B-6 | 1.50 | Very close | |
| Aqua Waters | S-G-480 | 2.16 | Close — difference visible side by side | |
| Intense Teal | S-G-490 | 2.92 | Close — difference visible side by side |
Similar Benjamin Moore colors
| Color | Code | ΔE2000 | How close | |
|---|---|---|---|---|
| Rolling Hill Green | 2047-30 | 2.22 | Close — difference visible side by side | |
| Erin Green | 608 | 2.49 | Close — difference visible side by side | |
| Geddy Verdigris | CW-550 | 2.88 | Close — difference visible side by side | |
| Aruba Blue | 2048-30 | 3.89 | Close — difference visible side by side | |
| Kelp Forest Green | 2043-30 | 4.26 | Similar, clearly different | |
| Gulf Shores | 665 | 4.47 | Similar, clearly different |
Lighter and darker versions
Colors from Benjamin Moore with nearly the same hue and saturation, one step lighter or darker.
- Garden View 616 · lighter, LRV 25.1
- Cayman Lagoon 2046-30 · lighter, LRV 25.3
- Green Leaf 2045-30 · lighter, LRV 25.8
- Tropical Teal 734 · darker, LRV 21.4
- Peridot 594 · darker, LRV 20.7
- Green Gables 2041-30 · darker, LRV 19.0
Colors that go with Neptune Green
Color-theory pairings — the nearest Benjamin Moore color to each rotated hue, keeping the same lightness and saturation:
- Prom Dress 1273 · complementary (180°)
- Green with Envy 2036-30 · analogous (−30°)
- Meridian Blue 761 · analogous (+30°)
- Charmed Violet 1398 · triadic (120°)
- Byzantine CSP-1075 · triadic (240°)
Neptune Green vs popular colors
- Aegean Teal (Benjamin Moore 2136-40, ΔE 15.6) is lighter (LRV 25.1 vs 23.3), more blue/cool, more red/pink, more muted.
- Evergreen Fog (Sherwin-Williams SW 9130, ΔE 22.2) is lighter (LRV 30.4 vs 23.3), more yellow/warm, more red/pink, more muted.
- Amherst Gray (Benjamin Moore HC-167, ΔE 22.4) is darker (LRV 18.8 vs 23.3), more yellow/warm, more red/pink, more muted.