GREYS

Crucible

#6B7177

RGB 107, 113, 119 · HSL 210°, 5%, 44% · CMYK 10, 5, 0, 53

Crucible is #6B7177 in HEX — rgb(107, 113, 119), hsl(210°, 5%, 44%), cmyk(10%, 5%, 0%, 53%).

Crucible pulls into the rich end of the greys spectrum — HSL 210°, 5%, 44%. The neutral saturation makes it near-neutral and forgiving, and the hue reads cool. In interior projects it shines on walls, soft furniture, hard surfaces — as the project's quiet backbone. Reads best alongside white trim, natural wood, brass, soft black accents.

Color Codes

HEX#6B7177

RGB107, 113, 119

HSL210°, 5%, 44%

HSV210°, 10%, 47%

CMYK10, 5, 0, 53

Decimal7041399

CSS RGBrgb(107, 113, 119)

CSS HSLhsl(210, 5%, 44%)

Paint Matches — this color across 16 brands

Valspar

Crucible 4006-2B

Exact match

Dulux

Knight Of The Realm SN4F7

ΔE 0.4 · #6A7177

Benjamin Moore

Gray 2125-30

ΔE 1.3 · #6E7479

Vista Paint

Made in the Shade K-786

ΔE 1.3 · #6B727A

Dunn-Edwards

Draw Your Sword DE6348

ΔE 1.3 · #6C7179

Hallman-Lindsay

Backwater 513

ΔE 1.5 · #687078

Behr

Dawn Gray MQ5-28

ΔE 1.8 · #6B7174

Kilz

Old Lamppost TB-37

ΔE 1.8 · #70757A

Sherwin-Williams

Wall Street SW7665

ΔE 1.9 · #656D73

PPG

Improbable 1011-5

ΔE 2 · #6E7376

IKEA

IKEA156 156

ΔE 4 · #676973

Farrow & Ball

De Nimes 299

ΔE 5.8 · #6A7C80

RAL

Platinum Grey 7036

ΔE 7 · #7F7679

Dutch Boy

Ocean Blue D-6743

ΔE 9.8 · #4C6A74

Colorhouse

Wool .05 Wool-05

ΔE 10.1 · #587675

Kobra

Grey 42

ΔE 12.2 · #889099

Light Reflectance & Undertone

Light Reflectance Value (LRV)

16/100

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 MasstoneBlue UndertoneViolet

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

Color Theory

Complementary

#6B7177

#76706B

Analogous

#6B7676

#6B7177

#6B6B76

Triadic

#6B7177

#766B70

#70766B

Split-Complementary

#6B7177

#766B6B

#76766B

Tetradic

#6B7177

#766B76

#76706B

#6B766B

Monochromatic

#222425

#464A4E

#6B7177

#91969C

#B9BDC0

Rectangle

#6B7177

#706B76

#76706B

#70766B

Compound

#6B7177

#6B6B76

#76706B

#76766B

Variations

Lighter

#878D92

#A6A9AD

#CBCDCF

Darker

#555A5E

#3A3E41

#222426

Saturation

#6F7072

#6B7076

#3570AB

Interior Use

Best Rooms

living rooms, bedrooms, bathrooms

Best Uses

walls, soft furniture, hard surfaces

Pairs With

white trim, natural wood, brass, soft black accents

Accessibility (WCAG)

vs White

4.94:1

vs Black

4.25:1

AA Large

Deuteranopia

#6B7177

#6E7078

Original → Simulated

Protanopia

#6B7177

#707076

Original → Simulated

Tritanopia

#6B7177

#6B7271

Original → Simulated

Color Psychology

Quiet · Versatile

Crucible 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

#908174

Warm Bulb 2700K

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

#6B7177

Daylight 5500K

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

#7D8699

Cool Bulb 6500K

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

Pairs With

#EAEBEB

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.

#775F48

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: #6B7177;

CSS — background

background-color: #6B7177;

CSS Variable

--color-crucible: #6B7177;

Tailwind v3 — config

colors: { 'crucible': '#6B7177' }

Tailwind — arbitrary

bg-[#6B7177] text-[#6B7177]

SCSS

$crucible: #6B7177;

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#6D7378 · ΔE 1.0

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#696D72 · ΔE 1.8

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#696D70 · ΔE 2.4

Britannia Blue

#67737C · ΔE 2.8

Gunmetal

#6A6F70 · ΔE 3.1

Eclipse

#717980 · ΔE 3.2

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#6C7171 · ΔE 3.6

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#607077 · ΔE 4.0

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 #6B7177?

#6B7177 is Crucible, a mid-tone grey with a cool undertone.

Is #6B7177 warm or cool?

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

What rooms work best with Crucible?

Crucible works well in living rooms, bedrooms, bathrooms. Designers typically use it for walls, soft furniture, hard surfaces.

What colors pair well with Crucible?

Crucible pairs naturally with white trim, natural wood, brass, soft black accents. Its complementary color is also a strong contrast option for accents.

Where can I download Crucible?

You can download Crucible 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 Crucible?

The hex code is #6B7177. In RGB it's 107, 113, 119, and in HSL it's 210°, 5%, 44%.

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