GREENS

Barrier Reef

#009BB5

RGB 0, 155, 181 · HSL 189°, 100%, 35% · CMYK 100, 14, 0, 29

Barrier Reef is #009BB5 in HEX — rgb(0, 155, 181), hsl(189°, 100%, 35%), cmyk(100%, 14%, 0%, 29%).

Barrier Reef pulls into the rich end of the greens spectrum — HSL 189°, 100%, 35%. 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#009BB5

RGB0, 155, 181

HSL189°, 100%, 35%

HSV189°, 100%, 71%

CMYK100, 14, 0, 29

Decimal39861

CSS RGBrgb(0, 155, 181)

CSS HSLhsl(189, 100%, 35%)

Paint Matches — this color across 16 brands

Sherwin-Williams

Capri SW6788

ΔE 2.4 · #01A0B8

Dulux

Zeftron S32G5

ΔE 2.5 · #0096AD

Dunn-Edwards

Tropical Lagoon DE5781

ΔE 2.8 · #1E98AE

Behr

Gulf Waters MQ4-52

ΔE 3.5 · #20A4BF

Vista Paint

Navajo Turquoise K-193

ΔE 3.5 · #0094AA

Hallman-Lindsay

Blue Bliss 675

ΔE 3.6 · #0092AA

Valspar

Fragrant Bouquet 5003-10B

ΔE 3.7 · #269EBC

Benjamin Moore

Meridian 761

ΔE 4.3 · #0594A8

PPG

Mediterranean Blue 1236-7

ΔE 4.3 · #0090A8

Kilz

Centurian Blue RH180

ΔE 8.9 · #158AAB

Kobra

Blue 28

ΔE 10 · #4EB3CD

Farrow & Ball

St Giles Blue 280

ΔE 14.4 · #599EC4

RAL

Turquoise Blue 5018

ΔE 14.5 · #3F888F

IKEA

IKEA118 118

ΔE 17.1 · #317983

Dutch Boy

Sky Blue D-6742

ΔE 18.4 · #7AC2D8

Colorhouse

Dream .06 Dream-06

ΔE 18.8 · #0E707B

Light Reflectance & Undertone

Light Reflectance Value (LRV)

27/100

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

#009BB5

#B31B00

Analogous

#00B374

#009BB5

#003EB3

Triadic

#009BB5

#B30098

#98B300

Split-Complementary

#009BB5

#B3003E

#B37400

Tetradic

#009BB5

#7400B3

#B31B00

#3EB300

Monochromatic

#00161A

#005766

#009BB5

#00D9FF

#4DE4FF

Rectangle

#009BB5

#1B00B3

#B31B00

#98B300

Compound

#009BB5

#003EB3

#B31B00

#B37400

Variations

Lighter

#00D0F5

#47D7F0

#9CE1EE

Darker

#00798F

#005362

#003139

Saturation

#3E6C74

#0098B3

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

3.30:1

AA Large

vs Black

6.36:1

Deuteranopia

#009BB5

#7183B7

Original → Simulated

Protanopia

#009BB5

#8E8EB2

Original → Simulated

Tritanopia

#009BB5

#009E98

Original → Simulated

Color Psychology

Calm · Restorative

Barrier Reef 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

#3FA1A3

Warm Bulb 2700K

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

#009BB5

Daylight 5500K

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

#2DA6C7

Cool Bulb 6500K

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

Pairs With

#E7EDEE

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.

#89210F

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: #009BB5;

CSS — background

background-color: #009BB5;

CSS Variable

--color-barrier-reef: #009BB5;

Tailwind v3 — config

colors: { 'barrier-reef': '#009BB5' }

Tailwind — arbitrary

bg-[#009BB5] text-[#009BB5]

SCSS

$barrier-reef: #009BB5;

Similar Colors

Meridian Blue

#0493A7 · ΔE 4.5

Dream I Can Fly

#1FA0C1 · ΔE 5.0

Cool Blue

#419AB7 · ΔE 7.2

Blue Lagoon

#409CAC · ΔE 7.2

Bahaman Sea Blue

#12ABBE · ΔE 7.6

Wilmington Spruce

#3292A1 · ΔE 7.9

Yosemite Blue

#17A1C8 · ΔE 8.2

Ash Blue

#4D9CAE · ΔE 8.6

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 #009BB5?

#009BB5 is Barrier Reef, a deep green with a cool undertone.

Is #009BB5 warm or cool?

Barrier Reef reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Barrier Reef?

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

What colors pair well with Barrier Reef?

Barrier Reef 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 Barrier Reef?

You can download Barrier Reef 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 Barrier Reef?

The hex code is #009BB5. In RGB it's 0, 155, 181, and in HSL it's 189°, 100%, 35%.

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