Outer Sphere (BM 645)
Illustrative room. Screen colors vary; test a sample before you paint.
Outer Sphere (BM 645) is a light, neutral green from Benjamin Moore: LRV 74.1, so it reflects about 74 percent of the light that hits it.
Colors that go with Outer Sphere
Four Benjamin Moore colors picked for Outer Sphere 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 Outer Sphere, 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 | Waterfall | SW 6750 | 71 | 2.6 | noticeably different |
| Behr | Spring Frost | P420-1 | 81.3 | 1.6 | very close |
| Valspar | Ultra Green | 6002-9A | 75 | 1.2 | very close |
| PPG Paints | Jade Spell | 1228-2 | 72 | 1.9 | very close |
Lighter and darker in Benjamin Moore
The Benjamin Moore green colors nearest to Outer Sphere (LRV 74.1) by LRV.
Lighter than Outer Sphere
Darker than Outer Sphere
Color data
| Brand | Benjamin Moore |
|---|---|
| Color code | 645 |
| Hex | #CAE9DB |
| RGB | 202, 233, 219 |
| HSL | 153°, 41%, 85% |
| LRV (light reflectance value) | 74.1 |
| Lab L*, a*, b* | 89.8, -12.8, 3.4 |
| Undertone | Cool Green |
| Temperature | neutral |
| Color family | Green |
Same paint, two kinds of light
Outer Sphere (BM 645), published as #CAE9DB
#B7DFD9
#DDF4DB
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 Outer Sphere (BM 645)?
- Outer Sphere has an LRV of 74.1. LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Outer Sphere is a light color.
- What is the closest match to Outer Sphere in another brand?
- Ultra Green (Valspar 6002-9A) from Valspar, at a deltaE of 1.2 (very close).
- Is Outer Sphere warm or cool?
- Benjamin Moore lists Outer Sphere as neutral, with a Cool Green undertone. Its Lab b* value is 3.4; 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.