GREENS

Sea Swell

#018F6B

RGB 1, 143, 107 · HSL 165°, 99%, 28% · CMYK 99, 0, 25, 44

Sea Swell is #018F6B in HEX — rgb(1, 143, 107), hsl(165°, 99%, 28%), cmyk(99%, 0%, 25%, 44%).

Sea Swell pulls into the deep end of the greens spectrum — HSL 165°, 99%, 28%. The saturated saturation makes it bold and immediate, 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#018F6B

RGB1, 143, 107

HSL165°, 99%, 28%

HSV165°, 99%, 56%

CMYK99, 0, 25, 44

Decimal102251

CSS RGBrgb(1, 143, 107)

CSS HSLhsl(165, 99%, 28%)

Paint Matches — this color across 16 brands

Behr

Balsam MQ4-15

ΔE 0.7 · #00906B

PPG

Carolina Green 1229-7

ΔE 3.9 · #008B6D

Benjamin Moore

Peridot 594

ΔE 4.4 · #248A67

Valspar

Sea Swell 5008-10C

ΔE 4.6 · #009678

Dunn-Edwards

Rain Forest DE5684

ΔE 5.5 · #009A70

Kilz

Pop Of Green RH140

ΔE 5.8 · #24896A

Colorhouse

Thrive .06 Thrive-06

ΔE 6.8 · #128458

Vista Paint

Emerald Acres K-265

ΔE 8 · #00A283

Sherwin-Williams

Argyle SW6747

ΔE 8.2 · #348A5D

Hallman-Lindsay

Tropical Tale 717

ΔE 8.3 · #2A9E6E

Dulux

Green Jelly S27F7

ΔE 8.4 · #349B7F

Kobra

Green 35

ΔE 9.2 · #007856

Dutch Boy

Grass Green D-6753

ΔE 15.2 · #317455

RAL

Traffic Green 6024

ΔE 16.5 · #308446

IKEA

IKEA195 195

ΔE 18 · #286A4C

Farrow & Ball

Arsenic 214

ΔE 26.5 · #84B59C

Light Reflectance & Undertone

Light Reflectance Value (LRV)

21/100

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

#018F6B

#8E0124

Analogous

#018E24

#018F6B

#016B8E

Triadic

#018F6B

#6B018E

#8E6B01

Split-Complementary

#018F6B

#8E016B

#8E2401

Tetradic

#018F6B

#24018E

#8E0124

#6B8E01

Monochromatic

#001913

#004232

#018F6B

#01DAA4

#2AFEC9

Rectangle

#018F6B

#01248E

#8E0124

#8E6B01

Compound

#018F6B

#016B8E

#8E0124

#8E2401

Variations

Lighter

#01D7A2

#34EEBF

#92EBD5

Darker

#007256

#004F3B

#002E22

Saturation

#325D52

#018E6B

#008E6B

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

4.08:1

AA Large

vs Black

5.14:1

Deuteranopia

#018F6B

#74736E

Original → Simulated

Protanopia

#018F6B

#838371

Original → Simulated

Tritanopia

#018F6B

#258989

Original → Simulated

Color Psychology

Calm · Restorative

Sea Swell 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

#40986B

Warm Bulb 2700K

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

#018F6B

Daylight 5500K

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

#2D9D90

Cool Bulb 6500K

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

Pairs With

#E7EEEC

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.

#6D0C24

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: #018F6B;

CSS — background

background-color: #018F6B;

CSS Variable

--color-sea-swell: #018F6B;

Tailwind v3 — config

colors: { 'sea-swell': '#018F6B' }

Tailwind — arbitrary

bg-[#018F6B] text-[#018F6B]

SCSS

$sea-swell: #018F6B;

Similar Colors

Prairie Green

#0A976D · ΔE 4.5

Peridot

#238966 · ΔE 4.6

Leprechaun

#008363 · ΔE 5.2

Garden View

#009A7B · ΔE 5.3

Kelp Forest Green

#00967A · ΔE 5.6

Hummingbird Green

#009D7B · ΔE 5.6

Green Leaf

#009C7D · ΔE 5.9

Floradale Isle

#31976B · ΔE 6.0

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 #018F6B?

#018F6B is Sea Swell, a deep green with a cool undertone.

Is #018F6B warm or cool?

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

What rooms work best with Sea Swell?

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

What colors pair well with Sea Swell?

Sea Swell 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 Swell?

You can download Sea Swell 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 Swell?

The hex code is #018F6B. In RGB it's 1, 143, 107, and in HSL it's 165°, 99%, 28%.

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