GREYS

Endless Slumber

#B1AAB3

RGB 177, 170, 179 · HSL 287°, 6%, 68% · CMYK 1, 5, 0, 30

Endless Slumber is #B1AAB3 in HEX — rgb(177, 170, 179), hsl(287°, 6%, 68%), cmyk(1%, 5%, 0%, 30%).

Endless Slumber pulls into the light end of the greys spectrum — HSL 287°, 6%, 68%. 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#B1AAB3

RGB177, 170, 179

HSL287°, 6%, 68%

HSV287°, 5%, 70%

CMYK1, 5, 0, 30

Decimal11643571

CSS RGBrgb(177, 170, 179)

CSS HSLhsl(287, 6%, 68%)

Paint Matches — this color across 16 brands

Dulux

Madame Mauve S45B2

ΔE 1.3 · #B5ADB5

Benjamin Moore

Pebble 1453

ΔE 1.7 · #B0A9AF

Behr

Audition MQ5-36

ΔE 2 · #B2A8B4

Sherwin-Williams

Beguiling Mauve SW6269

ΔE 2.5 · #AFA7AC

Valspar

Livid Violet 4002-3C

ΔE 2.9 · #B8B0BC

Vista Paint

Buffed Plum C-1316

ΔE 3 · #AFAFB9

Hallman-Lindsay

Heather Hill 1302

ΔE 3.2 · #BBB0BB

Kilz

Disco Ball RB250-01

ΔE 3.3 · #A9A5AA

PPG

Ash Grove 1172-4

ΔE 3.7 · #B9B3BF

Dunn-Edwards

Smoky Mountain DE6388

ΔE 4.5 · #AFA8A9

Dutch Boy

Dusky Mood DCP-1318

ΔE 5 · #A6ACB8

IKEA

IKEA155 155

ΔE 5.5 · #AAB1B8

RAL

Window Grey 7040

ΔE 5.9 · #9DA1AA

Colorhouse

Wool .03 Wool-03

ΔE 8.2 · #A1ABAB

Farrow & Ball

Dove Tale 267

ΔE 8.6 · #BBB1AB

Kobra

Grey 42

ΔE 12.3 · #889099

Light Reflectance & Undertone

Light Reflectance Value (LRV)

41/100

Medium

0 · DarkLight · 100

Balanced reflectance — holds colour without washing out. Versatile for most rooms and the most forgiving range for true-to-chip results.

Undertone

TemperatureNeutral MasstoneViolet UndertoneBlue

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

Color Theory

Complementary

#B1AAB3

#ABB2A9

Analogous

#ABA9B2

#B1AAB3

#B2A9B0

Triadic

#B1AAB3

#B2B0A9

#A9B2B0

Split-Complementary

#B1AAB3

#B0B2A9

#A9B2AB

Tetradic

#B1AAB3

#B2ABA9

#ABB2A9

#A9B0B2

Monochromatic

#645B67

#8B808E

#B1AAB3

#D5D1D6

#F3F1F3

Rectangle

#B1AAB3

#B2A9AB

#ABB2A9

#A9B2B0

Compound

#B1AAB3

#B2A9B0

#ABB2A9

#A9B2AB

Variations

Lighter

#C0BAC2

#CFCCD1

#E3E1E4

Darker

#8F8392

#635966

#3A343B

Saturation

#AEACAF

#B0A9B2

#C682D9

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

2.27:1

Fail

vs Black

9.27:1

AAA

Deuteranopia

#B1AAB3

#ACADB4

Original → Simulated

Protanopia

#B1AAB3

#ABABB2

Original → Simulated

Tritanopia

#B1AAB3

#B0ACAB

Original → Simulated

Color Psychology

Quiet · Versatile

Endless Slumber 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

#C4ACA1

Warm Bulb 2700K

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

#B1AAB3

Daylight 5500K

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

#B1B1C6

Cool Bulb 6500K

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

Pairs With

#EBEAEB

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.

#84AE78

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 · Trim · Soft furniture

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: #B1AAB3;

CSS — background

background-color: #B1AAB3;

CSS Variable

--color-endless-slumber: #B1AAB3;

Tailwind v3 — config

colors: { 'endless-slumber': '#B1AAB3' }

Tailwind — arbitrary

bg-[#B1AAB3] text-[#B1AAB3]

SCSS

$endless-slumber: #B1AAB3;

Similar Colors

Pebble Creek

#AFA8AE · ΔE 1.8

Sanctuary

#B4A9AF · ΔE 2.2

Excalibur Gray

#A9ABB6 · ΔE 3.5

Spring Violet

#B0ACBB · ΔE 3.5

Pigeon Gray

#AAAEB3 · ΔE 4.7

Inspired

#AC9EAA · ΔE 5.0

Nickel

#A2A9B1 · ΔE 5.4

Mauve Desert

#B1A2A4 · ΔE 5.5

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 #B1AAB3?

#B1AAB3 is Endless Slumber, a soft grey with a cool undertone.

Is #B1AAB3 warm or cool?

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

What rooms work best with Endless Slumber?

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

What colors pair well with Endless Slumber?

Endless Slumber 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 Endless Slumber?

You can download Endless Slumber 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 Endless Slumber?

The hex code is #B1AAB3. In RGB it's 177, 170, 179, and in HSL it's 287°, 6%, 68%.

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