GREENS

Portsmouth Blue

#5B7074

RGB 91, 112, 116 · HSL 190°, 12%, 41% · CMYK 22, 3, 0, 55

Portsmouth Blue is #5B7074 in HEX — rgb(91, 112, 116), hsl(190°, 12%, 41%), cmyk(22%, 3%, 0%, 55%).

Portsmouth Blue pulls into the rich end of the greens spectrum — HSL 190°, 12%, 41%. The neutral saturation makes it near-neutral and forgiving, and the hue reads cool. In interior projects it shines on bedrooms, bathrooms, libraries — for grounding, restorative spaces. Reads best alongside soft white walls, oak floors, brass, warm clay accents.

Color Codes

HEX#5B7074

RGB91, 112, 116

HSL190°, 12%, 41%

HSV190°, 22%, 45%

CMYK22, 3, 0, 55

Decimal5992564

CSS RGBrgb(91, 112, 116)

CSS HSLhsl(190, 12%, 41%)

Paint Matches — this color across 16 brands

Hallman-Lindsay

Portsmouth Blue historic-portsmouth-blue

Exact match

Vista Paint

Portsmouth Blue C-1366

ΔE 1.1 · #5E7275

Sherwin-Williams

Riverway SW6222

ΔE 1.4 · #5D7274

PPG

Superstition 1035-6

ΔE 1.6 · #5B6E74

Kilz

Deep Charcoal RM130

ΔE 2.3 · #5F6F75

Dulux

Loveday SG5C5

ΔE 2.3 · #5F7279

Behr

Juniper Berries PPU13-2

ΔE 2.5 · #547075

Benjamin Moore

Blue 1637

ΔE 2.8 · #617178

Valspar

Relaxed Navy 5001-2B

ΔE 3.2 · #647176

Dunn-Edwards

Iron Creek DE5775

ΔE 3.9 · #50676B

Farrow & Ball

Inchyra Blue 289

ΔE 4.3 · #586768

Colorhouse

Wool .05 Wool-05

ΔE 4.9 · #587675

Dutch Boy

Ocean Blue D-6743

ΔE 5.3 · #4C6A74

IKEA

IKEA154 154

ΔE 6.1 · #667480

RAL

Mouse Grey 7005

ΔE 8.8 · #646B63

Kobra

Grey 42

ΔE 14.9 · #889099

Light Reflectance & Undertone

Light Reflectance Value (LRV)

15/100

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

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

#5B7074

#75605C

Analogous

#5C756D

#5B7074

#5C6475

Triadic

#5B7074

#755C71

#71755C

Split-Complementary

#5B7074

#755C64

#756D5C

Tetradic

#5B7074

#6D5C75

#75605C

#64755C

Monochromatic

#191E1F

#3A484A

#5B7074

#81989C

#ACBBBE

Rectangle

#5B7074

#605C75

#75605C

#71755C

Compound

#5B7074

#5C6475

#75605C

#756D5C

Variations

Lighter

#789095

#9CABAE

#C6CDCF

Darker

#495B5E

#323F41

#1D2526

Saturation

#656B6C

#5C7175

#2E90A3

Interior Use

Best Rooms

bedrooms, bathrooms, libraries

Best Uses

main walls, cabinetry, soft furniture

Pairs With

soft white walls, oak floors, brass, warm clay accents

Accessibility (WCAG)

vs White

5.23:1

vs Black

4.01:1

AA Large

Deuteranopia

#5B7074

#676A75

Original → Simulated

Protanopia

#5B7074

#6D6D73

Original → Simulated

Tritanopia

#5B7074

#5B706F

Original → Simulated

Color Psychology

Calm · Restorative

Portsmouth Blue sits in the part of the spectrum the eye relaxes into. Designers reach for green when a room needs to feel like a refuge — bedrooms, libraries, bathrooms — because it lowers visual blood-pressure without flattening the space.

SymbolismGrowth, balance, nature

PersonalitySteady, grounded, thoughtful

calmnaturerestorativebalancebedroomlibrary

How it looks under different light

#848172

Warm Bulb 2700K

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

#5B7074

Daylight 5500K

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

#718696

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.

#6F4A43

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: #5B7074;

CSS — background

background-color: #5B7074;

CSS Variable

--color-portsmouth-blue: #5B7074;

Tailwind v3 — config

colors: { 'portsmouth-blue': '#5B7074' }

Tailwind — arbitrary

bg-[#5B7074] text-[#5B7074]

SCSS

$portsmouth-blue: #5B7074;

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#607077 · ΔE 2.7

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#5F767F · ΔE 3.8

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#66797F · ΔE 4.1

Bella Blue

#54747C · ΔE 4.3

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#55656B · ΔE 4.6

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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 #5B7074?

#5B7074 is Portsmouth Blue, a mid-tone green with a cool undertone.

Is #5B7074 warm or cool?

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

What rooms work best with Portsmouth Blue?

Portsmouth Blue works well in bedrooms, bathrooms, libraries. Designers typically use it for main walls, cabinetry, soft furniture.

What colors pair well with Portsmouth Blue?

Portsmouth Blue pairs naturally with soft white walls, oak floors, brass, warm clay accents. Its complementary color is also a strong contrast option for accents.

Where can I download Portsmouth Blue?

You can download Portsmouth Blue 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 Portsmouth Blue?

The hex code is #5B7074. In RGB it's 91, 112, 116, and in HSL it's 190°, 12%, 41%.

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