GREENS

Cool Waters

#487877

RGB 72, 120, 119 · HSL 179°, 25%, 38% · CMYK 40, 0, 1, 53

Cool Waters is #487877 in HEX — rgb(72, 120, 119), hsl(179°, 25%, 38%), cmyk(40%, 0%, 1%, 53%).

Cool Waters pulls into the rich end of the greens spectrum — HSL 179°, 25%, 38%. 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#487877

RGB72, 120, 119

HSL179°, 25%, 38%

HSV179°, 40%, 47%

CMYK40, 0, 1, 53

Decimal4749431

CSS RGBrgb(72, 120, 119)

CSS HSLhsl(179, 25%, 38%)

Paint Matches — this color across 16 brands

Dulux

Cool Waters S30A5

Exact match

PPG

Lucky Shamrock 1146-6

ΔE 1.5 · #487A7B

Benjamin Moore

Newport 2050-30

ΔE 2.5 · #3F7472

Vista Paint

Mandalay Bay K-217

ΔE 2.8 · #4C7474

Sherwin-Williams

Grand Canal SW6488

ΔE 4.2 · #3C797D

Behr

Tornado Season S450-6

ΔE 4.8 · #3B7C7F

Farrow & Ball

Vardo 288

ΔE 4.9 · #427E83

Valspar

Ocean Slumber 5004-8C

ΔE 5 · #3D6F74

RAL

Mint Turquoise 6033

ΔE 5 · #497E76

Colorhouse

Wool .05 Wool-05

ΔE 5.8 · #587675

Dunn-Edwards

Stone Bridge DE5747

ΔE 6.2 · #52706C

Kilz

Tempest RE290-01

ΔE 6.7 · #3A6C73

Hallman-Lindsay

Atmosphere 689

ΔE 7.6 · #3A8483

IKEA

IKEA118 118

ΔE 8 · #317983

Dutch Boy

Ocean Blue D-6743

ΔE 10.3 · #4C6A74

Kobra

Green 36

ΔE 17.3 · #4E795B

Light Reflectance & Undertone

Light Reflectance Value (LRV)

16/100

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

#487877

#794949

Analogous

#497960

#487877

#496279

Triadic

#487877

#784979

#797849

Split-Complementary

#487877

#794962

#796049

Tetradic

#487877

#604979

#794949

#627949

Monochromatic

#0F1A19

#2C4949

#487877

#69A5A4

#99C2C1

Rectangle

#487877

#494979

#794949

#797849

Compound

#487877

#496279

#794949

#796049

Variations

Lighter

#61A09F

#8CB4B4

#BED1D1

Darker

#396261

#274443

#162828

Saturation

#5A6868

#497978

#249D9B

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

4.97:1

vs Black

4.23:1

AA Large

Deuteranopia

#487877

#676B78

Original → Simulated

Protanopia

#487877

#727277

Original → Simulated

Tritanopia

#487877

#4A7776

Original → Simulated

Color Psychology

Calm · Restorative

Cool Waters 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

#758774

Warm Bulb 2700K

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

#487877

Daylight 5500K

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

#638C99

Cool Bulb 6500K

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

Pairs With

#EAECEB

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.

#673E3E

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: #487877;

CSS — background

background-color: #487877;

CSS Variable

--color-cool-waters: #487877;

Tailwind v3 — config

colors: { 'cool-waters': '#487877' }

Tailwind — arbitrary

bg-[#487877] text-[#487877]

SCSS

$cool-waters: #487877;

Similar Colors

Pacific Rim

#517B77 · ΔE 2.8

Newport Green

#3E7371 · ΔE 2.8

Tropical Oasis

#597D7D · ΔE 4.8

Mayo Teal

#558787 · ΔE 5.8

Casco Bay

#306E6D · ΔE 5.9

Fair Isle Blue

#496E73 · ΔE 6.2

Verdigris

#55756C · ΔE 6.6

Intercoastal Green

#2E7572 · ΔE 6.6

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 #487877?

#487877 is Cool Waters, a deep green with a cool undertone.

Is #487877 warm or cool?

Cool Waters reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Cool Waters?

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

What colors pair well with Cool Waters?

Cool Waters 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 Cool Waters?

You can download Cool Waters 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 Cool Waters?

The hex code is #487877. In RGB it's 72, 120, 119, and in HSL it's 179°, 25%, 38%.

← All colors