GREYS

Half Sea Fog

#A9B8BB

RGB 169, 184, 187 · HSL 190°, 12%, 70% · CMYK 10, 2, 0, 27

Half Sea Fog is #A9B8BB in HEX — rgb(169, 184, 187), hsl(190°, 12%, 70%), cmyk(10%, 2%, 0%, 27%).

Half Sea Fog pulls into the light end of the greys spectrum — HSL 190°, 12%, 70%. 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#A9B8BB

RGB169, 184, 187

HSL190°, 12%, 70%

HSV190°, 10%, 73%

CMYK10, 2, 0, 27

Decimal11122875

CSS RGBrgb(169, 184, 187)

CSS HSLhsl(190, 12%, 70%)

Paint Matches — this color across 16 brands

IKEA

IKEA164 164

ΔE 1.2 · #ABB7B9

Behr

Flannel Gray N520-3

ΔE 1.3 · #ABBABB

Dunn-Edwards

Lake Placid DE6318

ΔE 1.6 · #AEB9BC

PPG

Nautical Star 1036-3

ΔE 1.7 · #AAB5B7

Kilz

Chambray Blue TB-45

ΔE 1.9 · #A7B9BF

Sherwin-Williams

Languid Blue SW6226

ΔE 2.2 · #A4B7BD

Benjamin Moore

Santorini 1634

ΔE 2.3 · #A3B5BB

Valspar

Autumn Fog 4007-1B

ΔE 2.8 · #B2BABC

Dulux

Milky Spearmint SG5G2

ΔE 2.8 · #ABBAB8

Farrow & Ball

Parma Gray 27

ΔE 3.3 · #B2BFC5

Colorhouse

Water .04 Water-04

ΔE 3.4 · #9FB4B4

Vista Paint

Dolphin Dance K-788

ΔE 3.9 · #AEB3B8

Hallman-Lindsay

Cystern 511

ΔE 4.1 · #A9B0B6

Dutch Boy

Dusky Mood DCP-1318

ΔE 7 · #A6ACB8

RAL

Agate Grey 7038

ΔE 7.6 · #C3C3C3

Kobra

Silver 47

ΔE 10.5 · #CDCECD

Light Reflectance & Undertone

Light Reflectance Value (LRV)

46/100

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

TemperatureCool MasstoneTeal UndertoneGreen

Reads as a cool teal with a green undertone showing through, especially in daylight. Pair trim and adjacent colours to either calm or amplify that undertone.

Color Theory

Complementary

#A9B8BB

#BCACA9

Analogous

#A9BCB6

#A9B8BB

#A9AFBC

Triadic

#A9B8BB

#BCA9B9

#B9BCA9

Split-Complementary

#A9B8BB

#BCA9AF

#BCB6A9

Tetradic

#A9B8BB

#B6A9BC

#BCACA9

#AFBCA9

Monochromatic

#5A6E72

#7E959A

#A9B8BB

#D4DCDD

#F1F3F4

Rectangle

#A9B8BB

#ACA9BC

#BCACA9

#B9BCA9

Compound

#A9B8BB

#A9AFBC

#BCACA9

#BCB6A9

Variations

Lighter

#BAC7C9

#CCD4D6

#E2E6E6

Darker

#81989D

#556B6F

#313E41

Saturation

#B0B4B5

#A9B9BC

#88CFDD

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

2.05:1

Fail

vs Black

10.26:1

AAA

Deuteranopia

#A9B8BB

#B1B3BC

Original → Simulated

Protanopia

#A9B8BB

#B6B6BB

Original → Simulated

Tritanopia

#A9B8BB

#A9B8B7

Original → Simulated

Color Psychology

Quiet · Versatile

Half Sea Fog 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

#BEB7A7

Warm Bulb 2700K

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

#A9B8BB

Daylight 5500K

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

#ABBCCC

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.

#B2877E

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: #A9B8BB;

CSS — background

background-color: #A9B8BB;

CSS Variable

--color-half-sea-fog: #A9B8BB;

Tailwind v3 — config

colors: { 'half-sea-fog': '#A9B8BB' }

Tailwind — arbitrary

bg-[#A9B8BB] text-[#A9B8BB]

SCSS

$half-sea-fog: #A9B8BB;

Similar Colors

Nantucket Fog

#A2B4BA · ΔE 2.5

Celtic Blue

#A9B5BC · ΔE 2.6

Nimbus Gray

#A1B0B4 · ΔE 3.0

Colorado Gray

#9EB5B8 · ΔE 3.3

Blue Springs

#B4BBBC · ΔE 3.4

French Toile

#A2B0B7 · ΔE 3.6

Manor Blue

#ACB7C0 · ΔE 3.6

Silver Mink

#A7B2B0 · ΔE 3.6

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 #A9B8BB?

#A9B8BB is Half Sea Fog, a soft grey with a cool undertone.

Is #A9B8BB warm or cool?

Half Sea Fog reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Half Sea Fog?

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

What colors pair well with Half Sea Fog?

Half Sea Fog 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 Half Sea Fog?

You can download Half Sea Fog 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 Half Sea Fog?

The hex code is #A9B8BB. In RGB it's 169, 184, 187, and in HSL it's 190°, 12%, 70%.

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