Tarragon (SW 9660)

Tarragon SW 9660#424E53, LRV 7
Living room with walls painted Sherwin-Williams Tarragon SW 9660 (simulated)
Living room, walls in Tarragon

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

Tarragon (SW 9660) is a very deep, neutral gray from Sherwin-Williams: LRV 7, so it reflects about 7 percent of the light that hits it.

Colors that go with Tarragon

Three Sherwin-Williams colors picked for Tarragon by this site's color math: a trim white, 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 Tarragon, 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 MooreLead Gray2131-309.10.6indistinguishable
BehrBlack Sable730F-76.82.2very close
ValsparDeep River Green5010-372.3noticeably different
PPG PaintsObsidian1035-780.7indistinguishable

Lighter and darker in Sherwin-Williams

Color data

BrandSherwin-Williams
Color codeSW 9660
Hex#424E53
RGB66, 78, 83
HSL198°, 11%, 29%
LRV (light reflectance value)7
Lab L*, a*, b*32.3, -3.5, -4.5
UndertoneCool
Temperatureneutral
Color familyGray

Same paint, two kinds of light

Tarragon (SW 9660), published as #424E53

North light (cool, indirect)
#314651
South light (warm, direct)
#525753

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

Similar shades from Sherwin-Williams

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Common questions

What is the LRV of Tarragon (SW 9660)?
Tarragon has an LRV of 7. LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Tarragon is a very deep color.
What is the closest match to Tarragon in another brand?
Lead Gray (BM 2131-30) from Benjamin Moore, at a deltaE of 0.6 (indistinguishable).
Is Tarragon warm or cool?
Sherwin-Williams lists Tarragon as neutral, with a Cool undertone. Its Lab b* value is -4.5; 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.

Published . Updated .