GREYS

Grey River Rock

#99A1A1

RGB 153, 161, 161 · HSL 180°, 4%, 62% · CMYK 5, 0, 0, 37

Grey River Rock is #99A1A1 in HEX — rgb(153, 161, 161), hsl(180°, 4%, 62%), cmyk(5%, 0%, 0%, 37%).

Grey River Rock pulls into the light end of the greys spectrum — HSL 180°, 4%, 62%. 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#99A1A1

RGB153, 161, 161

HSL180°, 4%, 62%

HSV180°, 5%, 63%

CMYK5, 0, 0, 37

Decimal10068385

CSS RGBrgb(153, 161, 161)

CSS HSLhsl(180, 4%, 62%)

Paint Matches — this color across 16 brands

IKEA

IKEA182 182

ΔE 0.7 · #9AA1A0

Vista Paint

Raw Steel K-836

ΔE 0.8 · #9AA3A3

Benjamin Moore

Timber 1600

ΔE 1.2 · #9BA09F

Behr

Silent Film MQ5-30

ΔE 1.4 · #9BA1A3

Dunn-Edwards

Dusty Dream DE6312

ΔE 1.6 · #97A2A0

Dulux

Sepal SG5E3

ΔE 1.7 · #9BA29F

Kilz

Serving Platter RK250

ΔE 1.7 · #989D9D

Valspar

Stone Mason Gray 4008-1C

ΔE 1.8 · #9A9E9D

Hallman-Lindsay

Metropolis Mood 526

ΔE 2.2 · #99A1A5

PPG

Ufo 1011-4

ΔE 2.3 · #989FA3

Sherwin-Williams

Network Gray SW7073

ΔE 2.4 · #A0A5A7

RAL

Pearl Light Grey 9022

ΔE 3.3 · #9C9C9C

Colorhouse

Wool .03 Wool-03

ΔE 3.7 · #A1ABAB

Farrow & Ball

Manor House Gray 265

ΔE 4.1 · #A2A29D

Dutch Boy

Smoky Gray VS-9305

ΔE 6.8 · #95958D

Kobra

Grey 42

ΔE 8 · #889099

Light Reflectance & Undertone

Light Reflectance Value (LRV)

35/100

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

#99A1A1

#A29A9A

Analogous

#9AA29E

#99A1A1

#9A9EA2

Triadic

#99A1A1

#A29AA2

#A2A29A

Split-Complementary

#99A1A1

#A29A9E

#A29E9A

Tetradic

#99A1A1

#9E9AA2

#A29A9A

#9EA29A

Monochromatic

#4E5555

#737D7D

#99A1A1

#C2C7C7

#EAEBEB

Rectangle

#99A1A1

#9A9AA2

#A29A9A

#A2A29A

Compound

#99A1A1

#9A9EA2

#A29A9A

#A29E9A

Variations

Lighter

#AEB5B5

#C3C7C7

#DCDEDE

Darker

#798484

#535B5B

#303535

Saturation

#9D9F9F

#9AA2A2

#6CD0D0

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

2.64:1

Fail

vs Black

7.97:1

AAA

Deuteranopia

#99A1A1

#9E9EA2

Original → Simulated

Protanopia

#99A1A1

#A0A0A1

Original → Simulated

Tritanopia

#99A1A1

Original → Simulated

Color Psychology

Quiet · Versatile

Grey River Rock 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

#B2A594

Warm Bulb 2700K

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

#99A1A1

Daylight 5500K

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

#9FAAB8

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.

#A56868

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: #99A1A1;

CSS — background

background-color: #99A1A1;

CSS Variable

--color-grey-river-rock: #99A1A1;

Tailwind v3 — config

colors: { 'grey-river-rock': '#99A1A1' }

Tailwind — arbitrary

bg-[#99A1A1] text-[#99A1A1]

SCSS

$grey-river-rock: #99A1A1;

Similar Colors

Timber Wolf

#9A9F9E · ΔE 1.4

Cobblestone Path

#9EA5A5 · ΔE 1.6

Delray Gray

#9A9FA2 · ΔE 2.1

Puritan Gray

#979F9B · ΔE 2.4

Pewter

#979C9F · ΔE 2.6

Adagio

#A0A8A8 · ΔE 2.6

Storm

#9FA09E · ΔE 2.8

Cloudy Sky

#8F9D9E · ΔE 3.0

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 #99A1A1?

#99A1A1 is Grey River Rock, a soft grey with a cool undertone.

Is #99A1A1 warm or cool?

Grey River Rock reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Grey River Rock?

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

What colors pair well with Grey River Rock?

Grey River Rock 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 Grey River Rock?

You can download Grey River Rock 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 Grey River Rock?

The hex code is #99A1A1. In RGB it's 153, 161, 161, and in HSL it's 180°, 4%, 62%.

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