GREYS

Seastone

#7D8B8A

RGB 125, 139, 138 · HSL 176°, 6%, 52% · CMYK 10, 0, 1, 45

Seastone is #7D8B8A in HEX — rgb(125, 139, 138), hsl(176°, 6%, 52%), cmyk(10%, 0%, 1%, 45%).

Seastone pulls into the mid-tone end of the greys spectrum — HSL 176°, 6%, 52%. 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#7D8B8A

RGB125, 139, 138

HSL176°, 6%, 52%

HSV176°, 10%, 55%

CMYK10, 0, 1, 45

Decimal8227722

CSS RGBrgb(125, 139, 138)

CSS HSLhsl(176, 6%, 52%)

Paint Matches — this color across 16 brands

Kilz

Downpour RM100

ΔE 0.9 · #808C8B

Benjamin Moore

Templeton HC-161

ΔE 1.7 · #788787

Behr

Juniper Ash PPU12-16

ΔE 1.8 · #798885

Vista Paint

Smoky Day C-490

ΔE 2 · #7D8D8F

PPG

Rough Ride 1036-5

ΔE 2.2 · #7A8687

Valspar

Northern Juniper 5001-4B

ΔE 2.8 · #768B8C

Dulux

Wistow SG5E4

ΔE 3 · #858C89

Hallman-Lindsay

Smoky Day 491

ΔE 3 · #7D8F92

Colorhouse

Stone .07 Stone-07

ΔE 3.4 · #848A86

Dunn-Edwards

Enchanted Eve DE6313

ΔE 3.7 · #79837F

Sherwin-Williams

Moody Blue SW6221

ΔE 3.8 · #7A9192

IKEA

IKEA158 158

ΔE 4.2 · #7C9195

RAL

Squirrel Grey 7000

ΔE 4.6 · #78858B

Dutch Boy

Natural Gray VS-9332

ΔE 5.4 · #878787

Farrow & Ball

Plummett 272

ΔE 5.7 · #8D8D8B

Kobra

Grey 42

ΔE 6.8 · #889099

Light Reflectance & Undertone

Light Reflectance Value (LRV)

25/100

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

#7D8B8A

#8C7D7E

Analogous

#7D8C84

#7D8B8A

#7D868C

Triadic

#7D8B8A

#8B7D8C

#8C8B7D

Split-Complementary

#7D8B8A

#8C7D86

#8C847D

Tetradic

#7D8B8A

#847D8C

#8C7D7E

#868C7D

Monochromatic

#353B3B

#596463

#7D8B8A

#A6B0AF

#CED4D3

Rectangle

#7D8B8A

#7D7E8C

#8C7D7E

#8C8B7D

Compound

#7D8B8A

#7D868C

#8C7D7E

#8C847D

Variations

Lighter

#97A3A2

#B2B9B9

#D2D6D6

Darker

#637170

#444E4D

#282D2D

Saturation

#828787

#7D8C8B

#44C5BD

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

3.54:1

AA Large

vs Black

5.93:1

Deuteranopia

#7D8B8A

#85868B

Original → Simulated

Protanopia

#7D8B8A

#89898A

Original → Simulated

Tritanopia

#7D8B8A

#7E8B8A

Original → Simulated

Color Psychology

Quiet · Versatile

Seastone 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

#9D9583

Warm Bulb 2700K

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

#7D8B8A

Daylight 5500K

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

#8A9AA7

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.

#8D5558

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: #7D8B8A;

CSS — background

background-color: #7D8B8A;

CSS Variable

--color-seastone: #7D8B8A;

Tailwind v3 — config

colors: { 'seastone': '#7D8B8A' }

Tailwind — arbitrary

bg-[#7D8B8A] text-[#7D8B8A]

SCSS

$seastone: #7D8B8A;

Similar Colors

Templeton Gray

#778686 · ΔE 2.1

Georgetown Gray

#7F8786 · ΔE 2.5

Apollo Blue

#768483 · ΔE 2.7

Shaker Gray

#83898A · ΔE 3.3

Night Train

#7A847F · ΔE 3.7

Gray Pinstripe

#788181 · ΔE 4.0

Hearthstone

#888D8F · ΔE 4.2

Wetherburn's Blue

#6F8486 · ΔE 4.4

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 #7D8B8A?

#7D8B8A is Seastone, a mid-tone grey with a cool undertone.

Is #7D8B8A warm or cool?

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

What rooms work best with Seastone?

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

What colors pair well with Seastone?

Seastone 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 Seastone?

You can download Seastone 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 Seastone?

The hex code is #7D8B8A. In RGB it's 125, 139, 138, and in HSL it's 176°, 6%, 52%.

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