GREENS

Sea Swimmer

#337F86

RGB 51, 127, 134 · HSL 185°, 45%, 36% · CMYK 62, 5, 0, 47

Sea Swimmer is #337F86 in HEX — rgb(51, 127, 134), hsl(185°, 45%, 36%), cmyk(62%, 5%, 0%, 47%).

Sea Swimmer pulls into the rich end of the greens spectrum — HSL 185°, 45%, 36%. The balanced saturation makes it confident without overpowering, 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#337F86

RGB51, 127, 134

HSL185°, 45%, 36%

HSV185°, 62%, 53%

CMYK62, 5, 0, 47

Decimal3374982

CSS RGBrgb(51, 127, 134)

CSS HSLhsl(185, 45%, 36%)

Paint Matches — this color across 16 brands

Dulux

Panorama S32D6

ΔE 1.9 · #327E88

Behr

Grand Rapids 530D-7

ΔE 1.9 · #2A7C85

Valspar

Starry Sky 5005-8C

ΔE 2.5 · #34808B

Kilz

Lombardy Lake RE280-01

ΔE 2.5 · #38838D

IKEA

IKEA118 118

ΔE 3.1 · #317983

Benjamin Moore

Teal 2049-30

ΔE 3.4 · #2A787C

RAL

Turquoise Blue 5018

ΔE 3.6 · #3F888F

Farrow & Ball

Vardo 288

ΔE 3.6 · #427E83

PPG

Jade Jewel 1147-6

ΔE 4 · #247E81

Sherwin-Williams

Grand Canal SW6488

ΔE 4 · #3C797D

Dunn-Edwards

River Fountain DE5761

ΔE 4.6 · #248591

Vista Paint

Time for Teal K-209

ΔE 4.8 · #38757B

Hallman-Lindsay

Wish Upon A Star 668

ΔE 5.1 · #447F8A

Colorhouse

Dream .06 Dream-06

ΔE 6.7 · #0E707B

Dutch Boy

Ocean Blue D-6743

ΔE 14.2 · #4C6A74

Kobra

Green 41

ΔE 17.1 · #009185

Light Reflectance & Undertone

Light Reflectance Value (LRV)

18/100

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

#337F86

#853932

Analogous

#328563

#337F86

#325585

Triadic

#337F86

#85327E

#7E8532

Split-Complementary

#337F86

#853255

#856332

Tetradic

#337F86

#633285

#853932

#558532

Monochromatic

#081516

#1D4A4E

#337F86

#4AB1BA

#81C9CF

Rectangle

#337F86

#393285

#853932

#7E8532

Compound

#337F86

#325585

#853932

#856332

Variations

Lighter

#44ABB4

#78BCC3

#B4D5D8

Darker

#27666C

#19474B

#0E2A2D

Saturation

#4F6668

#327E85

#19939E

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

4.65:1

vs Black

4.52:1

Deuteranopia

#337F86

#656D87

Original → Simulated

Protanopia

#337F86

#767685

Original → Simulated

Tritanopia

#337F86

#367F7C

Original → Simulated

Color Psychology

Calm · Restorative

Sea Swimmer 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

#668C80

Warm Bulb 2700K

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

#337F86

Daylight 5500K

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

#5391A4

Cool Bulb 6500K

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

Pairs With

#E9ECEC

Trim

Matched off-white

Same hue at 92% lightness — trim reads coordinated, not stark.

#F7F8F8

Ceiling

Whisper tint

Near-white with a hint of the hero's undertone — ceiling feels intentional.

#6C3530

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: #337F86;

CSS — background

background-color: #337F86;

CSS Variable

--color-sea-swimmer: #337F86;

Tailwind v3 — config

colors: { 'sea-swimmer': '#337F86' }

Tailwind — arbitrary

bg-[#337F86] text-[#337F86]

SCSS

$sea-swimmer: #337F86;

Similar Colors

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#29777B · ΔE 3.8

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#397A85 · ΔE 4.2

Largo Teal

#23777B · ΔE 4.2

Salzburg Blue

#2C8392 · ΔE 5.0

Surf Blue

#00808B · ΔE 5.6

North Sea Green

#236D73 · ΔE 7.0

Intercoastal Green

#2E7572 · ΔE 7.3

Caribbean Blue Water

#007B8E · ΔE 7.9

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 #337F86?

#337F86 is Sea Swimmer, a deep green with a cool undertone.

Is #337F86 warm or cool?

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

What rooms work best with Sea Swimmer?

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

What colors pair well with Sea Swimmer?

Sea Swimmer 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 Sea Swimmer?

You can download Sea Swimmer 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 Sea Swimmer?

The hex code is #337F86. In RGB it's 51, 127, 134, and in HSL it's 185°, 45%, 36%.

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