NEUTRALS

Ashton Grey

#66665A

RGB 102, 102, 90 · HSL 60°, 6%, 38% · CMYK 0, 0, 12, 60

Ashton Grey is #66665A in HEX — rgb(102, 102, 90), hsl(60°, 6%, 38%), cmyk(0%, 0%, 12%, 60%).

Ashton Grey pulls into the rich end of the neutrals spectrum — HSL 60°, 6%, 38%. 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#66665A

RGB102, 102, 90

HSL60°, 6%, 38%

HSV60°, 12%, 40%

CMYK0, 0, 12, 60

Decimal6710874

CSS RGBrgb(102, 102, 90)

CSS HSLhsl(60, 6%, 38%)

Paint Matches — this color across 16 brands

Dutch Boy

Ashton Grey VS-9303

Exact match

PPG

Plunge Pool 1029-7 · 11-25

ΔE 1.1 · #656457

Sherwin-Williams

Cast Iron SW6202

ΔE 1.4 · #64645A

Dulux

Marble Garden S18A7

ΔE 1.8 · #646255

Vista Paint

Eye of the Storm C-422

ΔE 1.9 · #686859

Dunn-Edwards

English Forest DE6280

ΔE 2 · #606256

Valspar

Falcon's Plume 6002-2C

ΔE 2 · #6B675C

Benjamin Moore

Dark 2140-30

ΔE 2.3 · #626354

Hallman-Lindsay

Eye Of The Storm 423

ΔE 2.4 · #6B6A5B

Behr

Naturalism MQ6-19

ΔE 2.5 · #696A61

RAL

Quartz Grey 7039

ΔE 2.7 · #6C6960

IKEA

IKEA178 178

ΔE 3.7 · #69645D

Kilz

Underground RM170

ΔE 4 · #69655F

Colorhouse

Stone .06 Stone-06

ΔE 6.1 · #746D5A

Farrow & Ball

Down Pipe 26

ΔE 6.2 · #626664

Kobra

Green 37

ΔE 8.2 · #515545

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

TemperatureNeutral MasstoneYellow UndertoneGreen

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

Color Theory

Complementary

#66665A

#5B5B67

Analogous

#67615B

#66665A

#61675B

Triadic

#66665A

#5B6767

#675B67

Split-Complementary

#66665A

#5B6167

#615B67

Tetradic

#66665A

#5B6761

#5B5B67

#675B61

Monochromatic

#161613

#3E3E37

#66665A

#8E8E80

#B2B2A9

Rectangle

#66665A

#5B675B

#5B5B67

#675B67

Compound

#66665A

#61675B

#5B5B67

#615B67

Variations

Lighter

#888879

#A5A59B

#CACAC5

Darker

#525249

#393932

#21211D

Saturation

#63635F

#67675B

#94942E

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

5.81:1

vs Black

3.61:1

AA Large

Deuteranopia

#66665A

#68655B

Original → Simulated

Protanopia

#66665A

#66665C

Original → Simulated

Tritanopia

#66665A

#676465

Original → Simulated

Color Psychology

Quiet · Versatile

Ashton Grey 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

#8C795F

Warm Bulb 2700K

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

#66665A

Daylight 5500K

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

#797E83

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.

#3E3E67

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: #66665A;

CSS — background

background-color: #66665A;

CSS Variable

--color-ashton-grey: #66665A;

Tailwind v3 — config

colors: { 'ashton-grey': '#66665A' }

Tailwind — arbitrary

bg-[#66665A] text-[#66665A]

SCSS

$ashton-grey: #66665A;

Similar Colors

Castle Peak Gray

#696757 · ΔE 2.6

Dark Olive

#616253 · ΔE 2.6

Sharkskin

#6D6C5E · ΔE 2.7

Deep Creek

#6B655B · ΔE 2.8

Rainy Afternoon

#646B61 · ΔE 3.5

Mohegan Sage

#5F5E50 · ΔE 3.5

Country Life

#6E6958 · ΔE 4.0

Army Green

#6A6855 · ΔE 4.3

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 #66665A?

#66665A is Ashton Grey, a deep neutral with a cool undertone.

Is #66665A warm or cool?

Ashton Grey reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Ashton Grey?

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

What colors pair well with Ashton Grey?

Ashton Grey 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 Ashton Grey?

You can download Ashton Grey 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 Ashton Grey?

The hex code is #66665A. In RGB it's 102, 102, 90, and in HSL it's 60°, 6%, 38%.

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