GREENS

Quantum Effect

#B2DDC4

RGB 178, 221, 196 · HSL 145°, 39%, 78% · CMYK 19, 0, 11, 13

Quantum Effect is #B2DDC4 in HEX — rgb(178, 221, 196), hsl(145°, 39%, 78%), cmyk(19%, 0%, 11%, 13%).

Quantum Effect pulls into the airy end of the greens spectrum — HSL 145°, 39%, 78%. 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#B2DDC4

RGB178, 221, 196

HSL145°, 39%, 78%

HSV145°, 19%, 87%

CMYK19, 0, 11, 13

Decimal11722180

CSS RGBrgb(178, 221, 196)

CSS HSLhsl(145, 39%, 78%)

Paint Matches — this color across 16 brands

Dulux

Shallow Shore S25F2

ΔE 1.1 · #B0DEC6

Behr

Fresh Tone S430-2

ΔE 2.1 · #B1E1C7

Kilz

Green Icing RG170-02

ΔE 2.2 · #B5DAC2

PPG

Sprite Twist 1226-3

ΔE 2.7 · #B9DCC3

Vista Paint

Garden Greenery K-292

ΔE 2.8 · #A9D6BF

Valspar

Mino's Eye 6003-9B

ΔE 3.4 · #B1E4C9

Benjamin Moore

St. 584

ΔE 3.5 · #B6E3CF

Dunn-Edwards

Mother Nature DE5625

ΔE 3.5 · #BDE1C4

IKEA

IKEA079 79

ΔE 3.6 · #BAE0CC

Sherwin-Williams

Reclining Green SW6744

ΔE 4 · #B7D7BF

Hallman-Lindsay

Cool Spring 735

ΔE 4.8 · #BBD9C3

Colorhouse

Water .07 Water-07

ΔE 9.1 · #A6CDC2

Dutch Boy

Creamy Mint DCP-0755

ΔE 10.8 · #D4E2C8

Farrow & Ball

Teresa's Green 236

ΔE 13.4 · #C0CDC2

RAL

Light Green 6027

ΔE 15.4 · #84C3BE

Kobra

Green 32

ΔE 19.6 · #75C89E

Light Reflectance & Undertone

Light Reflectance Value (LRV)

65/100

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

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

#B2DDC4

#DDB1CB

Analogous

#B5DDB1

#B2DDC4

#B1DDD9

Triadic

#B2DDC4

#C3B1DD

#DDC3B1

Split-Complementary

#B2DDC4

#D9B1DD

#DDB1B5

Tetradic

#B2DDC4

#B1B5DD

#DDB1CB

#DDD9B1

Monochromatic

#4BAA72

#7CC59B

#B2DDC4

#E6F4EC

#EDF7F1

Rectangle

#B2DDC4

#B1CBDD

#DDB1CB

#DDC3B1

Compound

#B2DDC4

#B1DDD9

#DDB1CB

#DDB1B5

Variations

Lighter

#C1E4CF

#D2E8DB

#E6F1EA

Darker

#78C699

#3E9C66

#235C3B

Saturation

#C0CDC6

#B1DDC3

#A0EEC0

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

1.50:1

Fail

vs Black

14.03:1

AAA

Deuteranopia

#B2DDC4

#D0CDC6

Original → Simulated

Protanopia

#B2DDC4

#D6D6C7

Original → Simulated

Tritanopia

#B2DDC4

#B6D8D9

Original → Simulated

Color Psychology

Calm · Restorative

Quantum Effect 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

#C5D2AE

Warm Bulb 2700K

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

#B2DDC4

Daylight 5500K

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

#B2D7D2

Cool Bulb 6500K

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

Pairs With

#E9ECEA

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.

#C68DAE

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 · 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 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: #B2DDC4;

CSS — background

background-color: #B2DDC4;

CSS Variable

--color-quantum-effect: #B2DDC4;

Tailwind v3 — config

colors: { 'quantum-effect': '#B2DDC4' }

Tailwind — arbitrary

bg-[#B2DDC4] text-[#B2DDC4]

SCSS

$quantum-effect: #B2DDC4;

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#B5E2CE · ΔE 3.2

Marina Bay

#A4DCC1 · ΔE 4.7

Surf 'n Turf

#B1DECF · ΔE 5.3

Cucumber Salad

#C0DEBF · ΔE 5.4

Gentle Breeze

#B1E7D4 · ΔE 5.5

Tropical Paradise

#BBECD6 · ΔE 5.6

Bahama Waters

#ABE6CD · ΔE 5.6

Spruce Green

#A3CDB5 · ΔE 5.7

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 #B2DDC4?

#B2DDC4 is Quantum Effect, a soft green with a warm undertone.

Is #B2DDC4 warm or cool?

Quantum Effect reads warm, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Quantum Effect?

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

What colors pair well with Quantum Effect?

Quantum Effect 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 Quantum Effect?

You can download Quantum Effect 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 Quantum Effect?

The hex code is #B2DDC4. In RGB it's 178, 221, 196, and in HSL it's 145°, 39%, 78%.

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