Green Onyx (SW 9128)

Green Onyx SW 9128#989A82, LRV 31
Living room with walls painted Sherwin-Williams Green Onyx SW 9128 (simulated)
Living room, walls in Green Onyx

Illustrative room. Screen colors vary; test a sample before you paint.

Green Onyx (SW 9128) is a deep, warm green from Sherwin-Williams: LRV 31, so it reflects about 31 percent of the light that hits it.

Colors that go with Green Onyx

Four Sherwin-Williams colors picked for Green Onyx by this site's color math: a trim white, a deeper green, a quiet contrast from another family, a dark accent. Sherwin-Williams did not choose these pairings.

Closest match in every other brand

Each brand's closest color to Green Onyx, 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.

BrandClosest colorCodeLRVdeltaEHow close
Benjamin MooreRaintree Green149632.41.3very close
BehrMilkweed PodS380-530.41.1very close
ValsparTuscan Olive5004-2A311.8very close
PPG PaintsRestoration1031-4292.1very close

Lighter and darker in Sherwin-Williams

Color data

BrandSherwin-Williams
Color codeSW 9128
Hex#989A82
RGB152, 154, 130
HSL65°, 11%, 56%
LRV (light reflectance value)31
Lab L*, a*, b*62.8, -5.0, 12.4
UndertoneWarm Yellow
Temperaturewarm
Color familyGreen

Same paint, two kinds of light

Green Onyx (SW 9128), published as #989A82

North light (cool, indirect)
#889081
South light (warm, direct)
#A8A482

These swatches and the rooms above are a simulation, not a measurement. How the visualizer works

Similar shades from Sherwin-Williams

Comparisons that include Green Onyx (SW 9128)

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Common questions

What is the LRV of Green Onyx (SW 9128)?
Green Onyx has an LRV of 31. LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Green Onyx is a deep color.
What is the closest match to Green Onyx in another brand?
Milkweed Pod (Behr S380-5) from Behr, at a deltaE of 1.1 (very close).
Is Green Onyx warm or cool?
Sherwin-Williams lists Green Onyx as warm, with a Warm Yellow undertone. Its Lab b* value is 12.4; 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.

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