GREENS

Acid Lime

#B9DF31

RGB 185, 223, 49 · HSL 73°, 73%, 53% · CMYK 17, 0, 78, 13

Acid Lime is #B9DF31 in HEX — rgb(185, 223, 49), hsl(73°, 73%, 53%), cmyk(17%, 0%, 78%, 13%).

Acid Lime pulls into the mid-tone end of the greens spectrum — HSL 73°, 73%, 53%. The saturated saturation makes it bold and immediate, 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#B9DF31

RGB185, 223, 49

HSL73°, 73%, 53%

HSV73°, 78%, 87%

CMYK17, 0, 78, 13

Decimal12181297

CSS RGBrgb(185, 223, 49)

CSS HSLhsl(73, 73%, 53%)

Paint Matches — this color across 16 brands

Dulux

Jazzercise S20H9 · SB8B4

ΔE 2.7 · #BCE12A

Behr

Japanese Fern 400B-6

ΔE 3.9 · #B0D421

Benjamin Moore

Margarita 2026-20

ΔE 8.2 · #A5C801

Dunn-Edwards

Lime Twist DEA124

ΔE 9.5 · #C6D624

Vista Paint

Sour Lime K-392

ΔE 10.3 · #C8D62D

Dutch Boy

Temptations VS-9503

ΔE 11.2 · #A3CD39

Sherwin-Williams

Center Stage SW6920

ΔE 13.3 · #B2C216

Valspar

Martian 6007-8C

ΔE 18.5 · #A7C646

Kilz

Green Gone Wild LH270

ΔE 18.5 · #CCC921

PPG

Funky Frog 1221-7

ΔE 20 · #98BD3C

RAL

Sulfur Yellow 1016

ΔE 20.4 · #EDFF21

Kobra

Fluo 48

ΔE 22 · #EDEB00

Colorhouse

Petal .02 Petal-02

ΔE 25.5 · #C3D263

Hallman-Lindsay

Citron 850

ΔE 30.5 · #FFDE42

IKEA

IKEA109 109

ΔE 35.4 · #F4D96C

Farrow & Ball

Babouche 223

ΔE 43.4 · #ECC363

Light Reflectance & Undertone

Light Reflectance Value (LRV)

63/100

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

TemperatureWarm MasstoneYellow-Green UndertoneYellow

Reads as a warm yellow-Green with a yellow undertone showing through, especially in daylight. Pair trim and adjacent colours to either calm or amplify that undertone.

Color Theory

Complementary

#B9DF31

#5630DF

Analogous

#DFAD30

#B9DF31

#61DF30

Triadic

#B9DF31

#30B9DF

#DF30B9

Split-Complementary

#B9DF31

#3061DF

#AD30DF

Tetradic

#B9DF31

#30DFAD

#5630DF

#DF3061

Monochromatic

#536510

#89A81A

#B9DF31

#CFE972

#E6F3B4

Rectangle

#B9DF31

#30DF56

#5630DF

#DF30B9

Compound

#B9DF31

#61DF30

#5630DF

#AD30DF

Variations

Lighter

#C7E559

#D0E48A

#E1EAC0

Darker

#9BBF19

#6C860F

#405007

Saturation

#96A16D

#B9DF30

#C2EF1F

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

1.54:1

Fail

vs Black

13.66:1

AAA

Deuteranopia

#B9DF31

#DFCA3B

Original → Simulated

Protanopia

#B9DF31

#D9D962

Original → Simulated

Tritanopia

#B9DF31

#C4CED7

Original → Simulated

Color Psychology

Calm · Restorative

Acid Lime 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

#CAD440

Warm Bulb 2700K

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

#B9DF31

Daylight 5500K

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

#B7D964

Cool Bulb 6500K

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

Pairs With

#ECEDE8

Trim

Matched off-white

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

#F8F8F7

Ceiling

Whisper tint

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

#4A2CBA

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: #B9DF31;

CSS — background

background-color: #B9DF31;

CSS Variable

--color-acid-lime: #B9DF31;

Tailwind v3 — config

colors: { 'acid-lime': '#B9DF31' }

Tailwind — arbitrary

bg-[#B9DF31] text-[#B9DF31]

SCSS

$acid-lime: #B9DF31;

Similar Colors

Margarita

#A4C700 · ΔE 8.5

Snow Cone Green

#BDD120 · ΔE 8.5

Bright Lime

#B4CA00 · ΔE 9.7

Lime Green

#97C100 · ΔE 11.0

Yew Green

#C3CF00 · ΔE 12.5

New Lime

#D2D612 · ΔE 15.2

Spring Moss

#ABB915 · ΔE 16.8

Eccentric Lime

#BFC428 · ΔE 17.0

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 #B9DF31?

#B9DF31 is Acid Lime, a mid-tone green with a warm undertone.

Is #B9DF31 warm or cool?

Acid Lime reads warm, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Acid Lime?

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

What colors pair well with Acid Lime?

Acid Lime 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 Acid Lime?

You can download Acid Lime 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 Acid Lime?

The hex code is #B9DF31. In RGB it's 185, 223, 49, and in HSL it's 73°, 73%, 53%.

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