NEUTRALS

Gasgoyne Grey

#5A5C64

RGB 90, 92, 100 · HSL 228°, 5%, 37% · CMYK 10, 8, 0, 61

Gasgoyne Grey is #5A5C64 in HEX — rgb(90, 92, 100), hsl(228°, 5%, 37%), cmyk(10%, 8%, 0%, 61%).

Gasgoyne Grey pulls into the rich end of the neutrals spectrum — HSL 228°, 5%, 37%. The neutral saturation makes it near-neutral and forgiving, and the hue reads cool. In interior projects it shines on main walls, trims, ceilings — versatile across nearly any style. Reads best alongside soft whites, natural wood, matte black trim, linen.

Color Codes

HEX#5A5C64

RGB90, 92, 100

HSL228°, 5%, 37%

HSV228°, 10%, 39%

CMYK10, 8, 0, 61

Decimal5921892

CSS RGBrgb(90, 92, 100)

CSS HSLhsl(228, 5%, 37%)

Paint Matches — this color across 16 brands

Vista Paint

Five O'Clock Shadow K-777

Exact match

Dulux

Gasgoyne Grey SG6F6

Exact match

PPG

Gray Flannel 1013-6

ΔE 1.4 · #585960

Behr

Dark Shadows MQ5-2

ΔE 1.8 · #5B5A60

Hallman-Lindsay

Thunderstorm 514

ΔE 2 · #555C64

Dunn-Edwards

Edge of Black DE6349

ΔE 2.4 · #54585E

Valspar

Hematite 4006-2C

ΔE 2.4 · #56595E

Sherwin-Williams

Midnight SW6264

ΔE 2.6 · #5D5962

Benjamin Moore

Anchor 2126-30

ΔE 2.8 · #5D6268

Kilz

Motor Gray TB-38

ΔE 4.6 · #545658

Dutch Boy

Seal of Grey VS-9301

ΔE 5.4 · #575757

IKEA

IKEA156 156

ΔE 5.5 · #676973

Colorhouse

Wool .06 Wool-06

ΔE 6 · #485761

Farrow & Ball

Stiffkey Blue 281

ΔE 6.2 · #4D5B6A

RAL

Traffic Grey B 7043

ΔE 7.6 · #4E5452

Kobra

Green 37

ΔE 15.3 · #515545

Light Reflectance & Undertone

Light Reflectance Value (LRV)

11/100

Dark

0 · DarkLight · 100

Soaks up light and feels moody and intimate. Great for studies, dining rooms and accent walls; pair with ample lighting.

Undertone

TemperatureNeutral MasstoneBlue UndertoneViolet

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

Color Theory

Complementary

#5A5C64

#63615A

Analogous

#5A6063

#5A5C64

#5C5A63

Triadic

#5A5C64

#635A5C

#5C635A

Split-Complementary

#5A5C64

#635C5A

#60635A

Tetradic

#5A5C64

#635A60

#63615A

#5A635C

Monochromatic

#111113

#35363B

#5A5C64

#7E818B

#A7A8AF

Rectangle

#5A5C64

#615A63

#63615A

#5C635A

Compound

#5A5C64

#5C5A63

#63615A

#60635A

Variations

Lighter

#787B85

#9B9CA3

#C5C6C9

Darker

#48494F

#313237

#1C1D20

Saturation

#5D5E60

#5A5C63

#2D4190

Interior Use

Best Rooms

living rooms, bedrooms, kitchens

Best Uses

main walls, trim, accents

Pairs With

soft whites, natural wood, brass, matte black trim

Accessibility (WCAG)

vs White

6.67:1

vs Black

3.15:1

AA Large

Deuteranopia

#5A5C64

Original → Simulated

Protanopia

#5A5C64

#5C5C63

Original → Simulated

Tritanopia

#5A5C64

#595D5C

Original → Simulated

Color Psychology

Quiet · Versatile

Gasgoyne Grey 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

#837266

Warm Bulb 2700K

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

#5A5C64

Daylight 5500K

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

#70778A

Cool Bulb 6500K

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

Pairs With

#EAEAEB

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.

#645C3C

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 · Doors · Mouldings

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: #5A5C64;

CSS — background

background-color: #5A5C64;

CSS Variable

--color-gasgoyne-grey: #5A5C64;

Tailwind v3 — config

colors: { 'gasgoyne-grey': '#5A5C64' }

Tailwind — arbitrary

bg-[#5A5C64] text-[#5A5C64]

SCSS

$gasgoyne-grey: #5A5C64;

Similar Colors

Anchor Gray

#5C6167 · ΔE 2.5

Deep Secret®

#525A60 · ΔE 3.1

Temptation

#54585C · ΔE 3.3

Mythic

#5F5960 · ΔE 3.4

Deep Space

#52565A · ΔE 3.8

Flint

#565C5E · ΔE 4.1

Evening Dove

#515A67 · ΔE 4.2

Ocean Floor

#5F666C · 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 #5A5C64?

#5A5C64 is Gasgoyne Grey, a deep neutral with a cool undertone.

Is #5A5C64 warm or cool?

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

What rooms work best with Gasgoyne Grey?

Gasgoyne Grey works well in living rooms, bedrooms, kitchens. Designers typically use it for main walls, trim, accents.

What colors pair well with Gasgoyne Grey?

Gasgoyne Grey pairs naturally with soft whites, natural wood, brass, matte black trim. Its complementary color is also a strong contrast option for accents.

Where can I download Gasgoyne Grey?

You can download Gasgoyne Grey 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 Gasgoyne Grey?

The hex code is #5A5C64. In RGB it's 90, 92, 100, and in HSL it's 228°, 5%, 37%.

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