GREENS

Seafoam Green

#99BB88

RGB 153, 187, 136 · HSL 100°, 27%, 63% · CMYK 18, 0, 27, 27

Seafoam Green is #99BB88 in HEX — rgb(153, 187, 136), hsl(100°, 27%, 63%), cmyk(18%, 0%, 27%, 27%).

Seafoam Green pulls into the light end of the greens spectrum — HSL 100°, 27%, 63%. The muted saturation makes it quiet but present, and the hue reads warm. 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#99BB88

RGB153, 187, 136

HSL100°, 27%, 63%

HSV100°, 27%, 73%

CMYK18, 0, 27, 27

Decimal10075016

CSS RGBrgb(153, 187, 136)

CSS HSLhsl(100, 27%, 63%)

Paint Matches — this color across 16 brands

Dunn-Edwards

Rolling Hills DE5606

ΔE 1.8 · #9ABF8D

Vista Paint

Glendale C-757

ΔE 3.3 · #A1BB8A

Hallman-Lindsay

Glendale 758

ΔE 3.5 · #A1BB8B

Sherwin-Williams

Mesclun Green SW6724

ΔE 3.7 · #9DB682

Dulux

Milly Green S22E4

ΔE 3.9 · #9ABD91

Valspar

Green Goddess 5008-6A

ΔE 4.6 · #8DB285

Behr

Bay Water S380-4

ΔE 4.8 · #A4BF92

PPG

Chatty Cricket 1131-5

ΔE 5.3 · #89B386

Benjamin Moore

Gumdrop 564

ΔE 5.4 · #8EBB8F

RAL

Pale Green 6021

ΔE 6.1 · #89AC76

Dutch Boy

Perrenial Garden DCP-0759

ΔE 6.4 · #9AB68E

Colorhouse

Thrive .05 Thrive-05

ΔE 7.1 · #83AE82

Kilz

Wheatgrass RG240-02

ΔE 7.9 · #81B589

IKEA

IKEA078 78

ΔE 7.9 · #9CAD7F

Farrow & Ball

Yeabridge Green 287

ΔE 11.8 · #919F70

Kobra

Green 32

ΔE 16.6 · #75C89E

Light Reflectance & Undertone

Light Reflectance Value (LRV)

44/100

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

TemperatureNeutral MasstoneGreen UndertoneBlue

Reads as a neutral green with a blue undertone showing through, especially in daylight. Pair trim and adjacent colours to either calm or amplify that undertone.

Color Theory

Complementary

#99BB88

#A987BA

Analogous

#B2BA87

#99BB88

#87BA90

Triadic

#99BB88

#8798BA

#BA8798

Split-Complementary

#99BB88

#9087BA

#BA87B2

Tetradic

#99BB88

#87B2BA

#A987BA

#BA9087

Monochromatic

#4D6B3D

#6F9B59

#99BB88

#C2D6B8

#ECF2E8

Rectangle

#99BB88

#87BAA9

#A987BA

#BA8798

Compound

#99BB88

#87BA90

#A987BA

#BA87B2

Variations

Lighter

#ADC89F

#C2D3B9

#DCE4D8

Darker

#75A45D

#50733E

#2E4323

Saturation

#9EA899

#98BA87

#8DDD65

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

2.14:1

Fail

vs Black

9.82:1

AAA

Deuteranopia

#99BB88

#B4AC8A

Original → Simulated

Protanopia

#99BB88

#B6B690

Original → Simulated

Tritanopia

#99BB88

#9EB3B7

Original → Simulated

Color Psychology

Calm · Restorative

Seafoam Green 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

#B2B981

Warm Bulb 2700K

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

#99BB88

Daylight 5500K

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

#9FBEA5

Cool Bulb 6500K

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

Pairs With

#EAECEA

Trim

Matched off-white

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

#F7F8F7

Ceiling

Whisper tint

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

#926BA6

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: #99BB88;

CSS — background

background-color: #99BB88;

CSS Variable

--color-seafoam-green: #99BB88;

Tailwind v3 — config

colors: { 'seafoam-green': '#99BB88' }

Tailwind — arbitrary

bg-[#99BB88] text-[#99BB88]

SCSS

$seafoam-green: #99BB88;

Similar Colors

Gumdrop

#8DBA8E · ΔE 5.4

Central Park

#A7B989 · ΔE 6.3

Grenada Green

#9BAF7B · ΔE 6.4

Woodland Hills Green

#A6BA80 · ΔE 6.5

Cedar Green

#7FB37F · ΔE 7.8

Aurora Borealis

#7AAC7A · ΔE 8.8

Kiwi

#95AD6D · ΔE 9.5

Sea Green

#A3B692 · ΔE 9.9

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 #99BB88?

#99BB88 is Seafoam Green, a soft green with a warm undertone.

Is #99BB88 warm or cool?

Seafoam Green reads warm, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Seafoam Green?

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

What colors pair well with Seafoam Green?

Seafoam Green 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 Seafoam Green?

You can download Seafoam Green 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 Seafoam Green?

The hex code is #99BB88. In RGB it's 153, 187, 136, and in HSL it's 100°, 27%, 63%.

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