Deep River (BM 1582)

Deep River BM 1582#4B4E4A, LRV 7.8
Living room with walls painted Benjamin Moore Deep River 1582 (simulated)
Living room, walls in Deep River

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

Deep River (BM 1582) is a very deep, neutral gray from Benjamin Moore: LRV 7.8, so it reflects about 8 percent of the light that hits it.

Colors that go with Deep River

Three Benjamin Moore colors picked for Deep River by this site's color math: a trim white, 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 Deep River, 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
Sherwin-WilliamsRock BottomSW 706271.0very close
BehrBlack Swan710F-77.20.7indistinguishable
ValsparForest Canopy5010-173.3noticeably different
PPG PaintsLicorice1009-781.9very close

Lighter and darker in Benjamin Moore

Color data

BrandBenjamin Moore
Color code1582
Hex#4B4E4A
RGB75, 78, 74
HSL105°, 3%, 30%
LRV (light reflectance value)7.8
Lab L*, a*, b*32.8, -2.1, 1.9
UndertoneNeutral
Temperatureneutral
Color familyGray

Same paint, two kinds of light

Deep River (BM 1582), published as #4B4E4A

North light (cool, indirect)
#3C4648
South light (warm, direct)
#5A574A

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

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Common questions

What is the LRV of Deep River (BM 1582)?
Deep River has an LRV of 7.8. LRV runs from 0 (black) to 100 (pure white) and measures the share of light a surface reflects, so Deep River is a very deep color.
What is the closest match to Deep River in another brand?
Black Swan (Behr 710F-7) from Behr, at a deltaE of 0.7 (indistinguishable).
Is Deep River warm or cool?
Benjamin Moore lists Deep River as neutral, with a Neutral undertone. Its Lab b* value is 1.9; 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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