NEUTRALS

Iwai Brown

#6B6F59

RGB 107, 111, 89 · HSL 71°, 11%, 39% · CMYK 4, 0, 20, 56

Iwai Brown is #6B6F59 in HEX — rgb(107, 111, 89), hsl(71°, 11%, 39%), cmyk(4%, 0%, 20%, 56%).

Iwai Brown pulls into the rich end of the neutrals spectrum — HSL 71°, 11%, 39%. The neutral saturation makes it near-neutral and forgiving, and the hue reads cool. In interior projects it shines on main walls, trims, ceilings — versatile across nearly any style. Reads best alongside soft whites, natural wood, matte black trim, linen.

Color Codes

HEX#6B6F59

RGB107, 111, 89

HSL71°, 11%, 39%

HSV71°, 20%, 44%

CMYK4, 0, 20, 56

Decimal7040857

CSS RGBrgb(107, 111, 89)

CSS HSLhsl(71, 11%, 39%)

Paint Matches — this color across 16 brands

RAL

Moss Grey 7003

ΔE 0.7 · #6C7059

Dulux

Flinder's Green S19C7

ΔE 1.5 · #6D6F57

Dunn-Edwards

Bijoux Green DE6266

ΔE 1.6 · #676B55

Valspar

Tarragon 6001-4C

ΔE 1.7 · #6B6D55

PPG

All About Olive 1126-7

ΔE 1.7 · #676C58

Vista Paint

Spring's Eve K-889

ΔE 2 · #6C715E

Behr

Herb Cornucopia MQ6-53

ΔE 2.5 · #6F745B

Kilz

Yew Hedge LG100-02

ΔE 2.6 · #656952

Hallman-Lindsay

Boardman historic-boardman

ΔE 3.5 · #757760

Benjamin Moore

Army 2141-30

ΔE 3.6 · #6B6956

Sherwin-Williams

Sage Green Light SW2851

ΔE 4 · #73705E

IKEA

IKEA148 148

ΔE 5 · #676450

Colorhouse

Stone .06 Stone-06

ΔE 5.1 · #746D5A

Dutch Boy

Ashton Grey VS-9303

ΔE 6.7 · #66665A

Farrow & Ball

Bancha 298

ΔE 8.1 · #686A47

Kobra

Green 37

ΔE 11 · #515545

Light Reflectance & Undertone

Light Reflectance Value (LRV)

15/100

Dark

0 · DarkLight · 100

Soaks up light and feels moody and intimate. Great for studies, dining rooms and accent walls; pair with ample lighting.

Undertone

TemperatureWarm MasstoneYellow-Green UndertoneYellow

A near-neutral with a subtle warm yellow undertone — it will pick up colour from surrounding surfaces and shift noticeably under different light.

Color Theory

Complementary

#6B6F59

#5D596E

Analogous

#6E6759

#6B6F59

#5F6E59

Triadic

#6B6F59

#596A6E

#6E596A

Split-Complementary

#6B6F59

#595F6E

#67596E

Tetradic

#6B6F59

#596E67

#5D596E

#6E595F

Monochromatic

#191914

#414436

#6B6F59

#92977D

#B5B9A7

Rectangle

#6B6F59

#596E5D

#5D596E

#6E596A

Compound

#6B6F59

#5F6E59

#5D596E

#67596E

Variations

Lighter

#8B9075

#A7AA99

#CBCDC4

Darker

#555946

#3B3D30

#22241C

Saturation

#666760

#6A6E59

#869B2C

Interior Use

Best Rooms

living rooms, bedrooms, kitchens

Best Uses

main walls, trim, accents

Pairs With

soft whites, natural wood, brass, matte black trim

Accessibility (WCAG)

vs White

5.19:1

vs Black

4.04:1

AA Large

Deuteranopia

#6B6F59

#706C5A

Original → Simulated

Protanopia

#6B6F59

#6E6E5C

Original → Simulated

Tritanopia

#6B6F59

#6D6C6E

Original → Simulated

Color Psychology

Quiet · Versatile

Iwai Brown gets out of the way so the architecture and the people in the room do the work. The right neutral is never a default — it reads warm or cool, dusty or sharp depending on its undertone, and that undertone is what makes or breaks the room.

SymbolismBalance, sophistication, calm

PersonalityAdaptable, considered, timeless

versatileneutraltimelessbackdroptrimwall

How it looks under different light

#90805E

Warm Bulb 2700K

Incandescent / soft white LED — pulls colour toward yellow/amber.

#6B6F59

Daylight 5500K

Midday natural light or daylight-spec LED — closest to the paint chip.

#7D8582

Cool Bulb 6500K

Cool white LED / overcast daylight — pulls colour toward blue.

Pairs With

#EBEBEA

Trim

Matched off-white

Same hue at 92% lightness — trim reads coordinated, not stark.

#F7F7F7

Ceiling

Whisper tint

Near-white with a hint of the hero's undertone — ceiling feels intentional.

#473F6A

Accent

Complementary punch

Hue +180°, slightly muted for paint vs. screen — use on a door, frame, or single piece.

#574738

Floor

Walnut neutral

Warm mid-brown grounds the scheme regardless of hero hue.

Paint Info

Brand · Product Line

Benjamin Moore / Regal Select Interior

Recommended Finishes

Eggshell (walls) · Pearl (trim) · Matte (ceiling)

Eggshell hides imperfections on main walls while keeping the color rich; pearl on trim adds subtle sheen and easier cleaning; flat matte on ceilings prevents glare.

Best Surfaces

Primary walls · Cabinetry · Doors · Mouldings

Coverage & Dry Time

Typical coverage 350-400 sq ft per gallon over a primed surface.

Touch-dry in ~1 hour. Recoat after 4 hours. Full cure 7-14 days.

Primer

Standard primer is adequate.

Application Tip

Use a 9" microfiber roller on walls and a 2.5" angled sash brush for trim cuts. Two coats minimum for even depth.

Paint Calculator

Wall area (m²)

Coats

Coverage (m² / L)

You'll need

4.0 litres

1.06 US gallons · room for one touch-up coat. Buy slightly more to ensure single-batch match.

Code Snippets

CSS — color

color: #6B6F59;

CSS — background

background-color: #6B6F59;

CSS Variable

--color-iwai-brown: #6B6F59;

Tailwind v3 — config

colors: { 'iwai-brown': '#6B6F59' }

Tailwind — arbitrary

bg-[#6B6F59] text-[#6B6F59]

SCSS

$iwai-brown: #6B6F59;

Similar Colors

Army Green

#6A6855 · ΔE 3.8

Provincial Park

#696753 · ΔE 3.9

In the Garden

#697562 · ΔE 4.2

Jade Romanesque

#61644F · ΔE 4.4

Forest Floor

#626451 · ΔE 4.6

Alligator Alley

#626D51 · ΔE 4.9

Castle Peak Gray

#696757 · ΔE 5.0

Country Life

#6E6958 · ΔE 5.0

Built by DSGN.HOUSE Updated 2026

Our color tools run on our own catalogue of 26,000+ real paint colors across 16 brands — Benjamin Moore, Sherwin-Williams, Behr, Dulux, RAL and more — with the color math (HSL and CIELAB matching) computed in-house, not scraped from summaries. Every color you pick maps to a real, buyable paint with its code, so what you see here you can actually take to the store. We review and update these tools and their data regularly.

Created by Denis Kataev, founder of DSGN.HOUSE — a software engineer and digital entrepreneur building professional color-design tools for everyone.

Frequently Asked Questions

What color is #6B6F59?

#6B6F59 is Iwai Brown, a deep neutral with a cool undertone.

Is #6B6F59 warm or cool?

Iwai Brown reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Iwai Brown?

Iwai Brown works well in living rooms, bedrooms, kitchens. Designers typically use it for main walls, trim, accents.

What colors pair well with Iwai Brown?

Iwai Brown pairs naturally with soft whites, natural wood, brass, matte black trim. Its complementary color is also a strong contrast option for accents.

Where can I download Iwai Brown?

You can download Iwai Brown on DSGN.HOUSE in 15 designer formats including CSS gradient, Figma, Procreate swatches, Tailwind config, Adobe ASE, SVG, and 4K wallpapers — all free.

What's the hex code for Iwai Brown?

The hex code is #6B6F59. In RGB it's 107, 111, 89, and in HSL it's 71°, 11%, 39%.

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