BROWNS

Old School

#666842

RGB 102, 104, 66 · HSL 63°, 22%, 33% · CMYK 2, 0, 37, 59

Old School is #666842 in HEX — rgb(102, 104, 66), hsl(63°, 22%, 33%), cmyk(2%, 0%, 37%, 59%).

Old School pulls into the rich end of the browns spectrum — HSL 63°, 22%, 33%. The muted saturation makes it quiet but present, and the hue reads warm. In interior projects it shines on trim, cabinetry, leather goods, wood accents — for warmth and weight. Reads best alongside cream walls, off-white linen, brass, soft black.

Color Codes

HEX#666842

RGB102, 104, 66

HSL63°, 22%, 33%

HSV63°, 37%, 41%

CMYK2, 0, 37, 59

Decimal6711362

CSS RGBrgb(102, 104, 66)

CSS HSLhsl(63, 22%, 33%)

Paint Matches — this color across 16 brands

Vista Paint

Old School C-409

Exact match

Benjamin Moore

Guacamole 2144-10

ΔE 0.8 · #656843

Dulux

Hellebore S20B8

ΔE 1.2 · #656944

Hallman-Lindsay

Old School 410

ΔE 1.4 · #686945

Behr

Portsmouth Olive HDC-CL-20

ΔE 1.8 · #6B6A43

Farrow & Ball

Bancha 298

ΔE 2 · #686A47

Valspar

Summer's End 6005-4C

ΔE 3.7 · #676443

PPG

Gratefully Grass 1115-7

ΔE 4.4 · #71714E

Kilz

Anchorage Jacket LF110-02

ΔE 4.5 · #6F6A49

Sherwin-Williams

Basque Green SW6426

ΔE 5.4 · #5F6033

Colorhouse

Glass .06 Glass-06

ΔE 6.2 · #696346

Dunn-Edwards

Dill Pickle DE5573

ΔE 6.5 · #67744A

RAL

Reed Green 6013

ΔE 7.7 · #6C7156

IKEA

IKEA148 148

ΔE 10.6 · #676450

Kobra

Gold 45

ΔE 13.9 · #8E7A5A

Dutch Boy

Silver Gray D-6730

ΔE 14.4 · #857F69

Light Reflectance & Undertone

Light Reflectance Value (LRV)

13/100

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 UndertoneGreen

Reads as a warm yellow with a green undertone showing through, especially in daylight. Pair trim and adjacent colours to either calm or amplify that undertone.

Color Theory

Complementary

#666842

#434267

Analogous

#675642

#666842

#526742

Triadic

#666842

#426567

#674265

Split-Complementary

#666842

#425267

#564267

Tetradic

#666842

#426756

#434267

#674252

Monochromatic

#0F100A

#373824

#666842

#93955F

#B3B58C

Rectangle

#666842

#426743

#434267

#674265

Compound

#666842

#526742

#434267

#564267

Variations

Lighter

#8E905C

#AAAC85

#CBCCBA

Darker

#515334

#383923

#212214

Saturation

#595A4F

#656742

#828721

Interior Use

Best Rooms

living rooms, libraries, dens

Best Uses

trim, cabinetry, leather goods, wood accents

Pairs With

cream walls, off-white linen, brass, soft black

Accessibility (WCAG)

vs White

5.80:1

vs Black

3.62:1

AA Large

Deuteranopia

#666842

#6C6543

Original → Simulated

Protanopia

#666842

#686848

Original → Simulated

Tritanopia

#666842

#686366

Original → Simulated

Color Psychology

Grounded · Earthy

Old School grounds a scheme — it gives the eye a place to rest and frames brighter colors around it. Use it on trim, cabinetry, leather goods, and structural wood elements; for walls it works in libraries and dens that want gravity.

SymbolismStability, comfort, tradition

PersonalityReliable, warm, considered

earthywarmlibrarytrimcabinetrygrounded

How it looks under different light

#8C7B4D

Warm Bulb 2700K

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

#666842

Daylight 5500K

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

#798071

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.

#F8F8F7

Ceiling

Whisper tint

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

#373659

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: #666842;

CSS — background

background-color: #666842;

CSS Variable

--color-old-school: #666842;

Tailwind v3 — config

colors: { 'old-school': '#666842' }

Tailwind — arbitrary

bg-[#666842] text-[#666842]

SCSS

$old-school: #666842;

Similar Colors

Guacamole

#646742 · ΔE 0.9

Bonsai

#606241 · ΔE 3.6

Palmer Green

#5F5D39 · ΔE 4.6

Pine Brook

#6E7450 · ΔE 5.1

Shady Lane

#76754D · ΔE 5.7

Sage

#766C4B · ΔE 6.7

Turtle Green

#696449 · ΔE 7.0

Alligator Alley

#626D51 · ΔE 7.4

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 #666842?

#666842 is Old School, a deep brown with a warm undertone.

Is #666842 warm or cool?

Old School reads warm, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Old School?

Old School works well in living rooms, libraries, dens. Designers typically use it for trim, cabinetry, leather goods, wood accents.

What colors pair well with Old School?

Old School pairs naturally with cream walls, off-white linen, brass, soft black. Its complementary color is also a strong contrast option for accents.

Where can I download Old School?

You can download Old School 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 Old School?

The hex code is #666842. In RGB it's 102, 104, 66, and in HSL it's 63°, 22%, 33%.

← All colors