Neptune Green (BM 658)
Illustrative room. Screen colors vary; test a sample before you paint.
Neptune Green (BM 658) is a deep, neutral green from Benjamin Moore: LRV 23.3, so it reflects about 23 percent of the light that hits it.
Colors that go with Neptune Green
Four Benjamin Moore colors picked for Neptune Green by this site's color math: a trim white, a deeper green, a quiet contrast from another family, a dark accent. Benjamin Moore did not choose these pairings.
Closest match in every other brand
Each brand's closest color to Neptune Green, 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 | Nifty Turquoise | SW 6941 | 21 | 2.3 | very close |
| Behr | Emerald Coast | 490B-6 | 21.9 | 1.5 | very close |
| Valspar | Tropical Hideaway | 5007-10C | 23 | 2.5 | noticeably different |
| PPG Paints | Miami Jade | 1230-6 | 22 | 1.0 | indistinguishable |
Lighter and darker in Benjamin Moore
The Benjamin Moore green colors nearest to Neptune Green (LRV 23.3) by LRV.
Lighter than Neptune Green
Darker than Neptune Green
Color data
| Brand | Benjamin Moore |
|---|---|
| Color code | 658 |
| Hex | #009181 |
| RGB | 0, 145, 129 |
| HSL | 173°, 100%, 28% |
| LRV (light reflectance value) | 23.3 |
| Lab L*, a*, b* | 53.9, -36.5, -0.8 |
| Undertone | Cool Green |
| Temperature | neutral |
| Color family | Green |
Same paint, two kinds of light
Neptune Green (BM 658), published as #009181
#00877F
#369B81
These swatches and the rooms above are a simulation, not a measurement. How the visualizer works
Similar shades from Benjamin Moore
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Common questions
- What is the LRV of Neptune Green (BM 658)?
- Neptune Green has an LRV of 23.3. LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Neptune Green is a deep color.
- What is the closest match to Neptune Green in another brand?
- Miami Jade (PPG 1230-6) from PPG Paints, at a deltaE of 1.0 (indistinguishable).
- Is Neptune Green warm or cool?
- Benjamin Moore lists Neptune Green as neutral, with a Cool Green undertone. Its Lab b* value is -0.8; 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.