GREENS

Mystic Sea

#B9E0DB

RGB 185, 224, 219 · HSL 172°, 39%, 80% · CMYK 17, 0, 2, 12

Mystic Sea is #B9E0DB in HEX — rgb(185, 224, 219), hsl(172°, 39%, 80%), cmyk(17%, 0%, 2%, 12%).

Mystic Sea pulls into the airy end of the greens spectrum — HSL 172°, 39%, 80%. The muted saturation makes it quiet but present, 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#B9E0DB

RGB185, 224, 219

HSL172°, 39%, 80%

HSV172°, 17%, 88%

CMYK17, 0, 2, 12

Decimal12181723

CSS RGBrgb(185, 224, 219)

CSS HSLhsl(172, 39%, 80%)

Paint Matches — this color across 16 brands

Dulux

Starlight Blue S28E1

ΔE 0.7 · #B8DED9

Kilz

Vintage Aqua RG180-02

ΔE 0.7 · #B7DFDB

Vista Paint

Nature's Theme K-229

ΔE 0.9 · #BADFDB

PPG

Minerva 1231-3

ΔE 1.1 · #B5DEDA

Colorhouse

Dream .02 Dream-02

ΔE 1.3 · #BDE1DD

Benjamin Moore

Maritime 667

ΔE 2 · #B3DED7

Valspar

Mystic Sea 5007-7A

ΔE 2.1 · #C1E4DF

Hallman-Lindsay

Outerspace 686

ΔE 2.1 · #B4DCDA

Dunn-Edwards

Tropical Waterfall DE5722

ΔE 2.4 · #BEE7E2

Sherwin-Williams

Tame Teal SW6757

ΔE 2.5 · #C1E6DF

IKEA

IKEA045 45

ΔE 2.6 · #BBE1D7

Behr

Misty Isle MQ3-19

ΔE 2.6 · #C2E2DC

Farrow & Ball

Blue Ground 210

ΔE 10.3 · #A1C5C8

Dutch Boy

Mellow Blue DCP-0468

ΔE 10.6 · #DDE8E2

Kobra

Silver 47

ΔE 13.8 · #CDCECD

RAL

Light Grey 7035

ΔE 13.8 · #D7D7D7

Light Reflectance & Undertone

Light Reflectance Value (LRV)

69/100

Light

0 · DarkLight · 100

Reflects plenty of light and keeps spaces feeling open and airy while still showing clear colour. A safe, flexible choice for living areas.

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

#B9E0DB

#E0B8BD

Analogous

#B8E0C7

#B9E0DB

#B8D1E0

Triadic

#B9E0DB

#DBB8E0

#E0DBB8

Split-Complementary

#B9E0DB

#E0B8D1

#E0C7B8

Tetradic

#B9E0DB

#C7B8E0

#E0B8BD

#D1E0B8

Monochromatic

#4EB1A4

#83C9BF

#B9E0DB

#EDF7F6

Rectangle

#B9E0DB

#B8BDE0

#E0B8BD

#E0DBB8

Compound

#B9E0DB

#B8D1E0

#E0B8BD

#E0C7B8

Variations

Lighter

#C6E6E2

#D6EBE8

#E8F2F1

Darker

#7EC9BF

#40A093

#245F57

Saturation

#C6D2D0

#B8E0DB

#A9EFE6

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

1.42:1

Fail

vs Black

14.75:1

AAA

Deuteranopia

#B9E0DB

#D1D3DD

Original → Simulated

Protanopia

#B9E0DB

#DADADC

Original → Simulated

Tritanopia

#B9E0DB

#BBDFDE

Original → Simulated

Color Psychology

Calm · Restorative

Mystic Sea 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

#CAD5BF

Warm Bulb 2700K

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

#B9E0DB

Daylight 5500K

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

#B7DAE4

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.

#C8929A

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 · Trim · Ceilings · 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: #B9E0DB;

CSS — background

background-color: #B9E0DB;

CSS Variable

--color-mystic-sea: #B9E0DB;

Tailwind v3 — config

colors: { 'mystic-sea': '#B9E0DB' }

Tailwind — arbitrary

bg-[#B9E0DB] text-[#B9E0DB]

SCSS

$mystic-sea: #B9E0DB;

Similar Colors

Maritime Blue

#B2DDD6 · ΔE 2.2

Blue Diamond

#B6E2E1 · ΔE 2.6

Antiguan Sky

#BFE0D7 · ΔE 2.8

Jack Frost

#C1E7E5 · ΔE 3.1

Soft Mint

#C2E8E0 · ΔE 3.2

At Sea

#C4E3DB · ΔE 3.3

Forget Me Not

#C0E3E3 · ΔE 3.4

Dolphin's Cove

#BCDDDD · ΔE 3.5

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 #B9E0DB?

#B9E0DB is Mystic Sea, a soft green with a cool undertone.

Is #B9E0DB warm or cool?

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

What rooms work best with Mystic Sea?

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

What colors pair well with Mystic Sea?

Mystic Sea 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 Mystic Sea?

You can download Mystic Sea 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 Mystic Sea?

The hex code is #B9E0DB. In RGB it's 185, 224, 219, and in HSL it's 172°, 39%, 80%.

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