GREENS

Thermal Spring

#4EB780

RGB 78, 183, 128 · HSL 149°, 42%, 51% · CMYK 57, 0, 30, 28

Thermal Spring is #4EB780 in HEX — rgb(78, 183, 128), hsl(149°, 42%, 51%), cmyk(57%, 0%, 30%, 28%).

Thermal Spring pulls into the mid-tone end of the greens spectrum — HSL 149°, 42%, 51%. 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#4EB780

RGB78, 183, 128

HSL149°, 42%, 51%

HSV149°, 57%, 72%

CMYK57, 0, 30, 28

Decimal5158784

CSS RGBrgb(78, 183, 128)

CSS HSLhsl(149, 42%, 51%)

Paint Matches — this color across 16 brands

Behr

Thermal Spring 490D-6

Exact match

PPG

Aragon Green 1227-5

ΔE 3 · #47BA87

Valspar

Divot 6003-10B

ΔE 4.3 · #50B180

Dulux

Green Garter S25G6

ΔE 4.3 · #61BA82

Dunn-Edwards

Parsley DE5663

ΔE 6.8 · #4FAA6C

Vista Paint

Garden Variety K-298

ΔE 7 · #66BB8A

Kobra

Green 34

ΔE 7.5 · #42A370

Benjamin Moore

Adam 2037-40

ΔE 8.3 · #54C89A

Hallman-Lindsay

Blue Green Scene 716

ΔE 8.9 · #56B78F

Sherwin-Williams

Julep SW6746

ΔE 10.1 · #57AA80

Kilz

Bejewelled RH130

ΔE 11.5 · #239A6D

Dutch Boy

Green Grass VS-9552

ΔE 14.3 · #53995A

Colorhouse

Thrive .06 Thrive-06

ΔE 19.1 · #128458

RAL

Traffic Green 6024

ΔE 20 · #308446

Farrow & Ball

Arsenic 214

ΔE 24.7 · #84B59C

IKEA

IKEA114 114

ΔE 26.8 · #93AB67

Light Reflectance & Undertone

Light Reflectance Value (LRV)

37/100

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

#4EB780

#B74E84

Analogous

#4FB74E

#4EB780

#4EB7B5

Triadic

#4EB780

#804EB7

#B7804E

Split-Complementary

#4EB780

#B54EB7

#B74E4F

Tetradic

#4EB780

#4E4FB7

#B74E84

#B7B54E

Monochromatic

#1F4C35

#35825B

#4EB780

#84CDA7

#BAE3CE

Rectangle

#4EB780

#4E84B7

#B74E84

#B7804E

Compound

#4EB780

#4EB7B5

#B74E84

#B74E4F

Variations

Lighter

#71C59A

#99CFB3

#C6E0D3

Darker

#3A9667

#266946

#163E29

Saturation

#729282

#4EB780

#29DB7F

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

2.50:1

Fail

vs Black

8.41:1

AAA

Deuteranopia

#4EB780

#9E9883

Original → Simulated

Protanopia

#4EB780

#ABAB89

Original → Simulated

Tritanopia

#4EB780

#5DAEB0

Original → Simulated

Color Psychology

Calm · Restorative

Thermal Spring 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

#7AB67B

Warm Bulb 2700K

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

#4EB780

Daylight 5500K

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

#67BB9F

Cool Bulb 6500K

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

Pairs With

#E9ECEB

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.

#964770

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: #4EB780;

CSS — background

background-color: #4EB780;

CSS Variable

--color-thermal-spring: #4EB780;

Tailwind v3 — config

colors: { 'thermal-spring': '#4EB780' }

Tailwind — arbitrary

bg-[#4EB780] text-[#4EB780]

SCSS

$thermal-spring: #4EB780;

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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 #4EB780?

#4EB780 is Thermal Spring, a mid-tone green with a warm undertone.

Is #4EB780 warm or cool?

Thermal Spring reads warm, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Thermal Spring?

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

What colors pair well with Thermal Spring?

Thermal Spring 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 Thermal Spring?

You can download Thermal Spring 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 Thermal Spring?

The hex code is #4EB780. In RGB it's 78, 183, 128, and in HSL it's 149°, 42%, 51%.

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