GREYS

Harbour Rat

#757D75

RGB 117, 125, 117 · HSL 120°, 3%, 47% · CMYK 6, 0, 6, 51

Harbour Rat is #757D75 in HEX — rgb(117, 125, 117), hsl(120°, 3%, 47%), cmyk(6%, 0%, 6%, 51%).

Harbour Rat pulls into the mid-tone end of the greys spectrum — HSL 120°, 3%, 47%. 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#757D75

RGB117, 125, 117

HSL120°, 3%, 47%

HSV120°, 6%, 49%

CMYK6, 0, 6, 51

Decimal7699829

CSS RGBrgb(117, 125, 117)

CSS HSLhsl(120, 3%, 47%)

Paint Matches — this color across 16 brands

Behr

Cedar Forest HDC-AC-22

ΔE 1.8 · #79807A

Sherwin-Williams

Retreat SW6207

ΔE 1.9 · #7A8076

Hallman-Lindsay

Monument Gray historic-monument-gray

ΔE 2 · #7A807A

Dunn-Edwards

Boxwood DEC778

ΔE 2 · #707B71

Valspar

Lush Sage 5003-2B

ΔE 2.3 · #788176

Farrow & Ball

Green Smoke 47

ΔE 2.5 · #737C70

Dulux

Hildegard SG5E5

ΔE 2.9 · #717772

IKEA

IKEA055 55

ΔE 3 · #7E8177

Benjamin Moore

Porch CSP-750

ΔE 3.3 · #717D7A

Vista Paint

Paved Path C-581

ΔE 3.8 · #7F847F

PPG

Thyme Green 1128-6

ΔE 4.2 · #737B6C

RAL

Dusty Grey 7037

ΔE 4.5 · #7D7F7D

Kilz

Smokey Eyes RL240

ΔE 4.6 · #7F7C76

Colorhouse

Stone .07 Stone-07

ΔE 5.9 · #848A86

Dutch Boy

Natural Gray VS-9332

ΔE 7.4 · #878787

Kobra

Grey 42

ΔE 12.6 · #889099

Light Reflectance & Undertone

Light Reflectance Value (LRV)

20/100

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 MasstoneGreen UndertoneBlue

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

Color Theory

Complementary

#757D75

#7B747B

Analogous

#787B74

#757D75

#747B78

Triadic

#757D75

#74747B

#7B7474

Split-Complementary

#757D75

#78747B

#7B7478

Tetradic

#757D75

#74787B

#7B747B

#7B7874

Monochromatic

#2A2D2A

#4F544F

#757D75

#9BA19B

#C3C6C3

Rectangle

#757D75

#747B7B

#7B747B

#7B7474

Compound

#757D75

#747B78

#7B747B

#7B7478

Variations

Lighter

#909690

#ACB0AC

#CFD1CF

Darker

#5D635D

#404440

#252825

Saturation

#777977

#747B74

#3AB63A

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

4.25:1

AA Large

vs Black

4.95:1

Deuteranopia

#757D75

#7B7A76

Original → Simulated

Protanopia

#757D75

#7C7C76

Original → Simulated

Tritanopia

#757D75

#767C7C

Original → Simulated

Color Psychology

Quiet · Versatile

Harbour Rat 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

#978A73

Warm Bulb 2700K

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

#757D75

Daylight 5500K

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

#848F97

Cool Bulb 6500K

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

Pairs With

#EAEBEA

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.

#7F4C7F

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: #757D75;

CSS — background

background-color: #757D75;

CSS Variable

--color-harbour-rat: #757D75;

Tailwind v3 — config

colors: { 'harbour-rat': '#757D75' }

Tailwind — arbitrary

bg-[#757D75] text-[#757D75]

SCSS

$harbour-rat: #757D75;

Similar Colors

Night Train

#7A847F · ΔE 3.3

Porch Swing

#707C79 · ΔE 3.3

Geddy Gray

#7F807A · ΔE 3.6

Duxbury Gray

#7F867F · ΔE 3.7

Amherst Gray

#757670 · ΔE 3.7

Gray Gardens

#717571 · ΔE 3.9

Asphalt

#7F7D77 · ΔE 4.3

Lush

#738071 · ΔE 4.6

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 #757D75?

#757D75 is Harbour Rat, a mid-tone grey with a cool undertone.

Is #757D75 warm or cool?

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

What rooms work best with Harbour Rat?

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

What colors pair well with Harbour Rat?

Harbour Rat 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 Harbour Rat?

You can download Harbour Rat 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 Harbour Rat?

The hex code is #757D75. In RGB it's 117, 125, 117, and in HSL it's 120°, 3%, 47%.

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