GREENS

Blue Kelp

#1D7B81

RGB 29, 123, 129 · HSL 184°, 63%, 31% · CMYK 78, 5, 0, 49

Blue Kelp is #1D7B81 in HEX — rgb(29, 123, 129), hsl(184°, 63%, 31%), cmyk(78%, 5%, 0%, 49%).

Blue Kelp pulls into the rich end of the greens spectrum — HSL 184°, 63%, 31%. 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#1D7B81

RGB29, 123, 129

HSL184°, 63%, 31%

HSV184°, 78%, 51%

CMYK78, 5, 0, 49

Decimal1932161

CSS RGBrgb(29, 123, 129)

CSS HSLhsl(184, 63%, 31%)

Paint Matches — this color across 16 brands

Dulux

Blue Kelp S31E6

Exact match

Benjamin Moore

Largo 742

ΔE 2 · #24787C

PPG

Jade Jewel 1147-6

ΔE 2.1 · #247E81

Behr

Grand Rapids 530D-7

ΔE 3 · #2A7C85

Sherwin-Williams

Intense Teal SW6943

ΔE 3.2 · #017680

Kilz

Tropical Lagoon RF270-02

ΔE 3.3 · #1A7B7C

Valspar

Bay Teal 5004-10C

ΔE 4.3 · #00828C

IKEA

IKEA118 118

ΔE 5 · #317983

Dunn-Edwards

Deep Lagoon DE5740

ΔE 5 · #2B888D

Colorhouse

Dream .06 Dream-06

ΔE 5.3 · #0E707B

Hallman-Lindsay

Atmosphere 689

ΔE 5.9 · #3A8483

Vista Paint

Time for Teal K-209

ΔE 6.4 · #38757B

RAL

Turquoise Blue 5018

ΔE 6.5 · #3F888F

Farrow & Ball

Vardo 288

ΔE 6.6 · #427E83

Kobra

Green 41

ΔE 15.6 · #009185

Dutch Boy

Ocean Blue D-6743

ΔE 16.3 · #4C6A74

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

#1D7B81

#81241D

Analogous

#1D8156

#1D7B81

#1D4881

Triadic

#1D7B81

#811D7A

#7A811D

Split-Complementary

#1D7B81

#811D48

#81561D

Tetradic

#1D7B81

#561D81

#81241D

#48811D

Monochromatic

#051415

#0F3F43

#1D7B81

#2BB5BF

#5DD2DA

Rectangle

#1D7B81

#241D81

#81241D

#7A811D

Compound

#1D7B81

#1D4881

#81241D

#81561D

Variations

Lighter

#2AB1BA

#5DC6CE

#A6D9DD

Darker

#156369

#0D464A

#07292C

Saturation

#405C5E

#1D7A81

#0F878F

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

5.00:1

vs Black

4.20:1

AA Large

Deuteranopia

#1D7B81

#5F6783

Original → Simulated

Protanopia

#1D7B81

#717180

Original → Simulated

Tritanopia

#1D7B81

#227B78

Original → Simulated

Color Psychology

Calm · Restorative

Blue Kelp 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

#55897C

Warm Bulb 2700K

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

#1D7B81

Daylight 5500K

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

#428EA0

Cool Bulb 6500K

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

Pairs With

#E8EDED

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.

#67241F

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: #1D7B81;

CSS — background

background-color: #1D7B81;

CSS Variable

--color-blue-kelp: #1D7B81;

Tailwind v3 — config

colors: { 'blue-kelp': '#1D7B81' }

Tailwind — arbitrary

bg-[#1D7B81] text-[#1D7B81]

SCSS

$blue-kelp: #1D7B81;

Similar Colors

Largo Teal

#23777B · ΔE 2.2

Teal Ocean

#29777B · ΔE 2.9

Surf Blue

#00808B · ΔE 4.0

North Sea Green

#236D73 · ΔE 6.2

Intercoastal Green

#2E7572 · ΔE 6.4

Calypso Blue

#397A85 · ΔE 6.7

Salzburg Blue

#2C8392 · ΔE 6.7

Venezuelan Sea

#006B76 · ΔE 7.0

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 #1D7B81?

#1D7B81 is Blue Kelp, a deep green with a cool undertone.

Is #1D7B81 warm or cool?

Blue Kelp reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Blue Kelp?

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

What colors pair well with Blue Kelp?

Blue Kelp 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 Blue Kelp?

You can download Blue Kelp 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 Blue Kelp?

The hex code is #1D7B81. In RGB it's 29, 123, 129, and in HSL it's 184°, 63%, 31%.

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