GREYS

Periglacial Blue

#ACB6B2

RGB 172, 182, 178 · HSL 156°, 6%, 69% · CMYK 5, 0, 2, 29

Periglacial Blue is #ACB6B2 in HEX — rgb(172, 182, 178), hsl(156°, 6%, 69%), cmyk(5%, 0%, 2%, 29%).

Periglacial Blue pulls into the light end of the greys spectrum — HSL 156°, 6%, 69%. 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#ACB6B2

RGB172, 182, 178

HSL156°, 6%, 69%

HSV156°, 5%, 71%

CMYK5, 0, 2, 29

Decimal11318962

CSS RGBrgb(172, 182, 178)

CSS HSLhsl(156, 6%, 69%)

Paint Matches — this color across 16 brands

Dulux

Gamelan SG5E2

ΔE 1.2 · #AFB6B1

Hallman-Lindsay

Ocean Cruise 477

ΔE 1.4 · #ACB8B2

Sherwin-Williams

Silvermist SW7621

ΔE 1.5 · #B0B8B2

Benjamin Moore

Silver 1586

ΔE 1.6 · #A8B3B1

Vista Paint

Ocean Cruise C-476

ΔE 1.8 · #AAB5AE

Behr

Verdigris PPU12-14

ΔE 1.9 · #B0B8B1

IKEA

IKEA181 181

ΔE 2.2 · #B2BCB8

Valspar

Smoke Infusion 5002-1B

ΔE 2.5 · #B4BCB8

Colorhouse

Metal .03 Metal-03

ΔE 3.2 · #B5B8B1

PPG

Nautical Star 1036-3

ΔE 3.3 · #AAB5B7

Kilz

Sage Pond RG260-01

ΔE 3.5 · #A6B5AC

Farrow & Ball

Light Blue 22

ΔE 3.7 · #B8BCB5

Dunn-Edwards

Haze Blue DE6311

ΔE 4 · #B7C0BE

Dutch Boy

Fair Maiden DCP-0456

ΔE 5.7 · #B3C3B9

RAL

White Aluminium 9006

ΔE 6.9 · #A5A5A5

Kobra

Silver 47

ΔE 10.2 · #CDCECD

Light Reflectance & Undertone

Light Reflectance Value (LRV)

45/100

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 MasstoneTeal 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

#ACB6B2

#B5ABAF

Analogous

#ABB5AC

#ACB6B2

#ABB4B5

Triadic

#ACB6B2

#B1ABB5

#B5B1AB

Split-Complementary

#ACB6B2

#B5ABB4

#B5ACAB

Tetradic

#ACB6B2

#ACABB5

#B5ABAF

#B4B5AB

Monochromatic

#5D6965

#83918B

#ACB6B2

#D4D9D7

#F1F3F2

Rectangle

#ACB6B2

#ABAFB5

#B5ABAF

#B5B1AB

Compound

#ACB6B2

#ABB4B5

#B5ABAF

#B5ACAB

Variations

Lighter

#BCC4C1

#CDD2D0

#E2E4E4

Darker

#86948E

#5A6762

#343C39

Saturation

#AFB1B0

#ABB5B1

#86DAB8

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

2.08:1

Fail

vs Black

10.09:1

AAA

Deuteranopia

#ACB6B2

#B2B2B3

Original → Simulated

Protanopia

#ACB6B2

#B4B4B3

Original → Simulated

Tritanopia

#ACB6B2

#ADB5B5

Original → Simulated

Color Psychology

Quiet · Versatile

Periglacial Blue 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

#C0B5A1

Warm Bulb 2700K

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

#ACB6B2

Daylight 5500K

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

#AEBAC5

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.

#B07B90

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: #ACB6B2;

CSS — background

background-color: #ACB6B2;

CSS Variable

--color-periglacial-blue: #ACB6B2;

Tailwind v3 — config

colors: { 'periglacial-blue': '#ACB6B2' }

Tailwind — arbitrary

bg-[#ACB6B2] text-[#ACB6B2]

SCSS

$periglacial-blue: #ACB6B2;

Similar Colors

Iced Marble

#B0B9B3 · ΔE 1.6

Boothbay Gray

#AAB2B0 · ΔE 1.8

Silver Mink

#A7B2B0 · ΔE 1.9

Imperial Gray

#B0B9B2 · ΔE 2.0

Marina Gray

#ADB3B3 · ΔE 2.7

Pearl

#A7B0A9 · ΔE 2.8

Mount Saint Anne

#A3B0AE · ΔE 2.8

Beach Glass

#B3BEB9 · ΔE 2.9

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 #ACB6B2?

#ACB6B2 is Periglacial Blue, a soft grey with a cool undertone.

Is #ACB6B2 warm or cool?

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

What rooms work best with Periglacial Blue?

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

What colors pair well with Periglacial Blue?

Periglacial Blue 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 Periglacial Blue?

You can download Periglacial Blue 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 Periglacial Blue?

The hex code is #ACB6B2. In RGB it's 172, 182, 178, and in HSL it's 156°, 6%, 69%.

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