NEUTRALS

Spacebox

#5C6B6B

RGB 92, 107, 107 · HSL 180°, 8%, 39% · CMYK 14, 0, 0, 58

Spacebox is #5C6B6B in HEX — rgb(92, 107, 107), hsl(180°, 8%, 39%), cmyk(14%, 0%, 0%, 58%).

Spacebox pulls into the rich end of the neutrals spectrum — HSL 180°, 8%, 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#5C6B6B

RGB92, 107, 107

HSL180°, 8%, 39%

HSV180°, 14%, 42%

CMYK14, 0, 0, 58

Decimal6056811

CSS RGBrgb(92, 107, 107)

CSS HSLhsl(180, 8%, 39%)

Paint Matches — this color across 16 brands

Hallman-Lindsay

Spacebox 493

Exact match

Vista Paint

Wrapped in Twilight K-849

ΔE 0.4 · #5D6B6B

Benjamin Moore

Knoxville HC-160

ΔE 1 · #5F6D6D

Farrow & Ball

Inchyra Blue 289

ΔE 1.7 · #586768

PPG

Juniper Berry 1145-6

ΔE 1.9 · #576B6B

Behr

Dark Granite 780F-6

ΔE 2 · #5A6B68

Kilz

Charcoal RM150

ΔE 3 · #566466

Dulux

Jiping SG5G6

ΔE 3.1 · #61706C

Dunn-Edwards

Dark Pewter DE6314

ΔE 3.3 · #606865

Sherwin-Williams

Riverway SW6222

ΔE 3.4 · #5D7274

Valspar

Relaxed Navy 5001-2B

ΔE 4.2 · #647176

RAL

Mouse Grey 7005

ΔE 5.6 · #646B63

IKEA

IKEA188 188

ΔE 6.3 · #646462

Colorhouse

Wool .05 Wool-05

ΔE 6.4 · #587675

Dutch Boy

Ocean Blue D-6743

ΔE 7.7 · #4C6A74

Kobra

Green 38

ΔE 12.9 · #415448

Light Reflectance & Undertone

Light Reflectance Value (LRV)

14/100

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

TemperatureCool MasstoneTeal UndertoneGreen

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

Color Theory

Complementary

#5C6B6B

#6B5B5B

Analogous

#5B6B63

#5C6B6B

#5B636B

Triadic

#5C6B6B

#6B5B6B

#6B6B5B

Split-Complementary

#5C6B6B

#6B5B63

#6B635B

Tetradic

#5C6B6B

#635B6B

#6B5B5B

#636B5B

Monochromatic

#151919

#384242

#5C6B6B

#809393

#AAB6B6

Rectangle

#5C6B6B

#5B5B6B

#6B5B5B

#6B6B5B

Compound

#5C6B6B

#5B636B

#6B5B5B

#6B635B

Variations

Lighter

#798D8D

#9BA8A8

#C6CCCC

Darker

#495656

#323C3C

#1D2323

Saturation

#616666

#5B6B6B

#2E9999

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

5.57:1

vs Black

3.77:1

AA Large

Deuteranopia

#5C6B6B

#65666C

Original → Simulated

Protanopia

#5C6B6B

#69696B

Original → Simulated

Tritanopia

#5C6B6B

#5C6B6A

Original → Simulated

Color Psychology

Quiet · Versatile

Spacebox 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

#847D6B

Warm Bulb 2700K

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

#5C6B6B

Daylight 5500K

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

#728290

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.

#6A3F3F

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: #5C6B6B;

CSS — background

background-color: #5C6B6B;

CSS Variable

--color-spacebox: #5C6B6B;

Tailwind v3 — config

colors: { 'spacebox': '#5C6B6B' }

Tailwind — arbitrary

bg-[#5C6B6B] text-[#5C6B6B]

SCSS

$spacebox: #5C6B6B;

Similar Colors

Knoxville Gray

#5E6C6C · ΔE 0.6

Kitty Gray

#646B68 · ΔE 3.6

Quarry Rock

#616964 · ΔE 4.0

Nocturnal Gray

#55656B · ΔE 4.3

Bracken Slate

#5E6363 · ΔE 4.6

Gunmetal

#6A6F70 · ΔE 4.7

Blue Spruce

#607077 · ΔE 4.7

Charcoal Slate

#646769 · 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 #5C6B6B?

#5C6B6B is Spacebox, a deep neutral with a cool undertone.

Is #5C6B6B warm or cool?

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

What rooms work best with Spacebox?

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

What colors pair well with Spacebox?

Spacebox 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 Spacebox?

You can download Spacebox 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 Spacebox?

The hex code is #5C6B6B. In RGB it's 92, 107, 107, and in HSL it's 180°, 8%, 39%.

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