GREENS

Arctic Ocean

#66C3D0

RGB 102, 195, 208 · HSL 187°, 53%, 61% · CMYK 51, 6, 0, 18

Arctic Ocean is #66C3D0 in HEX — rgb(102, 195, 208), hsl(187°, 53%, 61%), cmyk(51%, 6%, 0%, 18%).

Arctic Ocean pulls into the light end of the greens spectrum — HSL 187°, 53%, 61%. 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#66C3D0

RGB102, 195, 208

HSL187°, 53%, 61%

HSV187°, 51%, 82%

CMYK51, 6, 0, 18

Decimal6734800

CSS RGBrgb(102, 195, 208)

CSS HSLhsl(187, 53%, 61%)

Paint Matches — this color across 16 brands

Vista Paint

Enchanted Evening C-672

ΔE 1.2 · #63C3D2

Hallman-Lindsay

Enchanted Evening 673

ΔE 1.7 · #63C3D3

Benjamin Moore

Madison 759

ΔE 2.1 · #6CC1CF

Dunn-Edwards

Faded Jeans DE5752

ΔE 2.3 · #5DBDCB

Dulux

Salt Lake S31H2

ΔE 3.2 · #74C9D3

Valspar

Rapids 5004-10A

ΔE 3.4 · #67C4CB

Behr

Tropical Splash 540D-5

ΔE 3.6 · #59C3CD

PPG

High Dive 1236-5

ΔE 4.9 · #59B9CC

Sherwin-Williams

Surfin' SW9048

ΔE 5.2 · #73C0D2

Kilz

Mountain Creek RE260-01

ΔE 5.9 · #77C7DB

Dutch Boy

Sky Blue D-6742

ΔE 7.9 · #7AC2D8

Kobra

Blue 27

ΔE 7.9 · #87C8D7

RAL

Light Green 6027

ΔE 11.5 · #84C3BE

IKEA

IKEA165 165

ΔE 15.1 · #91D0C5

Colorhouse

Dream .04 Dream-04

ΔE 15.5 · #9CC7C4

Farrow & Ball

Blue Ground 210

ΔE 16.3 · #A1C5C8

Light Reflectance & Undertone

Light Reflectance Value (LRV)

46/100

Medium

0 · DarkLight · 100

Balanced reflectance — holds colour without washing out. Versatile for most rooms and the most forgiving range for true-to-chip results.

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

#66C3D0

#D07367

Analogous

#67D0A8

#66C3D0

#678FD0

Triadic

#66C3D0

#D067C4

#C4D067

Split-Complementary

#66C3D0

#D0678F

#D0A867

Tetradic

#66C3D0

#A867D0

#D07367

#8FD067

Monochromatic

#256F79

#37A5B3

#66C3D0

#A1DBE2

#DCF1F4

Rectangle

#66C3D0

#7367D0

#D07367

#C4D067

Compound

#66C3D0

#678FD0

#D07367

#D0A867

Variations

Lighter

#85D0DA

#A8D8DE

#CFE6E9

Darker

#37B2C2

#247C87

#134950

Saturation

#8CA8AB

#67C4D0

#4FD6E8

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

2.04:1

Fail

vs Black

10.28:1

AAA

Deuteranopia

#66C3D0

#A1ACD2

Original → Simulated

Protanopia

#66C3D0

#B7B7CE

Original → Simulated

Tritanopia

#66C3D0

#68C4C0

Original → Simulated

Color Psychology

Calm · Restorative

Arctic Ocean 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

#8CBFB7

Warm Bulb 2700K

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

#66C3D0

Daylight 5500K

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

#79C4DB

Cool Bulb 6500K

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

Pairs With

#E9ECED

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.

#BC5A4D

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 · Trim · Soft furniture

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: #66C3D0;

CSS — background

background-color: #66C3D0;

CSS Variable

--color-arctic-ocean: #66C3D0;

Tailwind v3 — config

colors: { 'arctic-ocean': '#66C3D0' }

Tailwind — arbitrary

bg-[#66C3D0] text-[#66C3D0]

SCSS

$arctic-ocean: #66C3D0;

Similar Colors

Madison Avenue

#6BC0CE · ΔE 2.2

Fairy Tale Blue

#78CBDA · ΔE 4.3

Baby Boy Blue

#7ACFD9 · ΔE 5.0

Un-Teal We Meet Again

#7BC7CB · ΔE 6.1

Burbank Blue

#68C1C3 · ΔE 6.1

Graceful Sea

#76C2D7 · ΔE 6.7

Harbor Side Blue

#5CB5B9 · ΔE 7.2

How Blue Am I?

#84C5CE · ΔE 7.2

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 #66C3D0?

#66C3D0 is Arctic Ocean, a soft green with a cool undertone.

Is #66C3D0 warm or cool?

Arctic Ocean reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Arctic Ocean?

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

What colors pair well with Arctic Ocean?

Arctic Ocean 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 Arctic Ocean?

You can download Arctic Ocean 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 Arctic Ocean?

The hex code is #66C3D0. In RGB it's 102, 195, 208, and in HSL it's 187°, 53%, 61%.

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