GREENS

Crystal Rapids

#B5FFC9

RGB 181, 255, 201 · HSL 136°, 100%, 85% · CMYK 29, 0, 21, 0

Crystal Rapids is #B5FFC9 in HEX — rgb(181, 255, 201), hsl(136°, 100%, 85%), cmyk(29%, 0%, 21%, 0%).

Crystal Rapids pulls into the airy end of the greens spectrum — HSL 136°, 100%, 85%. 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#B5FFC9

RGB181, 255, 201

HSL136°, 100%, 85%

HSV136°, 29%, 100%

CMYK29, 0, 21, 0

Decimal11927497

CSS RGBrgb(181, 255, 201)

CSS HSLhsl(136, 100%, 85%)

Paint Matches — this color across 16 brands

Behr

Crystal Rapids P420-2

Exact match

Dunn-Edwards

Weekend Gardener DE5633

ΔE 9.7 · #9FE4AA

Dulux

Overtone S24H3

ΔE 9.9 · #A4E3B2

RAL

Pastel Green 6019

ΔE 10.1 · #BDECB6

Benjamin Moore

Bud 2033-50

ΔE 10.2 · #A7E4B6

Vista Paint

Wild Weeds K-315

ΔE 11.6 · #AEE2A8

Kilz

Apple Martini RG220-01

ΔE 13.1 · #B3E1B3

Hallman-Lindsay

Celtic Spring 728

ΔE 13.2 · #AADEB2

PPG

Almost Aloe 1224-5

ΔE 13.7 · #BFE5B1

Valspar

Au Naturale 6003-7C

ΔE 13.7 · #A9DBA3

Dutch Boy

Wonder Woods DCP-0772

ΔE 20 · #B9D696

Kobra

Green 32

ΔE 20.4 · #75C89E

Sherwin-Williams

Kiwi SW6737

ΔE 20.8 · #AED2B0

IKEA

IKEA044 44

ΔE 21.7 · #B5D1AB

Colorhouse

Thrive .04 Thrive-04

ΔE 21.8 · #A2C8A1

Farrow & Ball

Green Ground 206

ΔE 28.8 · #DBDAB6

Light Reflectance & Undertone

Light Reflectance Value (LRV)

86/100

Very Light

0 · DarkLight · 100

Bounces most light back into the room — maximises brightness and makes small or north-facing rooms feel larger. Reads close to a soft neutral.

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

#B5FFC9

#FFB3EB

Analogous

#C4FFB3

#B5FFC9

#B3FFED

Triadic

#B5FFC9

#C7B3FF

#FFC7B3

Split-Complementary

#B5FFC9

#EDB3FF

#FFB3C4

Tetradic

#B5FFC9

#B3C4FF

#FFB3EB

#FFEDB3

Monochromatic

#1AFF57

#66FF8F

#B5FFC9

#E5FFEC

Rectangle

#B5FFC9

#B3EBFF

#FFB3EB

#FFC7B3

Compound

#B5FFC9

#B3FFED

#FFB3EB

#FFB3C4

Variations

Lighter

#C2FFD2

#D5FCDF

#E8FBED

Darker

#5CFF87

#00EE40

#008B25

Saturation

#CDE4D3

#B3FFC7

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

1.16:1

Fail

vs Black

18.11:1

AAA

Deuteranopia

#B5FFC9

#EBE4CC

Original → Simulated

Protanopia

#B5FFC9

#F4F4D1

Original → Simulated

Tritanopia

#B5FFC9

#BDF6F8

Original → Simulated

Color Psychology

Calm · Restorative

Crystal Rapids 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

#C7ECB2

Warm Bulb 2700K

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

#B5FFC9

Daylight 5500K

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

#B4F1D6

Cool Bulb 6500K

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

Pairs With

#E7EEE9

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.

#F180D3

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) · Semi-gloss (trim) · Flat (ceiling)

Light tones absorb less light than expected — eggshell adds warmth on walls, semi-gloss gives trim crisp definition against pale walls.

Best Surfaces

Primary walls · Trim · Ceilings · 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; pale colors typically need 2 coats for full opacity.

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: #B5FFC9;

CSS — background

background-color: #B5FFC9;

CSS Variable

--color-crystal-rapids: #B5FFC9;

Tailwind v3 — config

colors: { 'crystal-rapids': '#B5FFC9' }

Tailwind — arbitrary

bg-[#B5FFC9] text-[#B5FFC9]

SCSS

$crystal-rapids: #B5FFC9;

Similar Colors

Bud Green

#A6E3B5 · ΔE 10.4

Early Spring Green

#B6E6AF · ΔE 11.1

Shimmering Lime

#BFE8AA · ΔE 13.2

Lotus Flower

#A9DEB3 · ΔE 13.2

Grassy Meadows

#B2E1B9 · ΔE 14.2

Sounds of Nature

#B7E3A0 · ΔE 14.5

Greenwood Lake

#94E1C2 · ΔE 15.2

O'Reilly Green

#CEEBB9 · ΔE 15.8

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 #B5FFC9?

#B5FFC9 is Crystal Rapids, a light green with a warm undertone.

Is #B5FFC9 warm or cool?

Crystal Rapids reads warm, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Crystal Rapids?

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

What colors pair well with Crystal Rapids?

Crystal Rapids 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 Crystal Rapids?

You can download Crystal Rapids 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 Crystal Rapids?

The hex code is #B5FFC9. In RGB it's 181, 255, 201, and in HSL it's 136°, 100%, 85%.

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