GREENS

Cambridge Blue

#A3C1AD

RGB 163, 193, 173 · HSL 140°, 19%, 70% · CMYK 16, 0, 10, 24

Cambridge Blue is #A3C1AD in HEX — rgb(163, 193, 173), hsl(140°, 19%, 70%), cmyk(16%, 0%, 10%, 24%).

Cambridge Blue pulls into the light end of the greens spectrum — HSL 140°, 19%, 70%. The neutral saturation makes it near-neutral and forgiving, 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#A3C1AD

RGB163, 193, 173

HSL140°, 19%, 70%

HSV140°, 16%, 76%

CMYK16, 0, 10, 24

Decimal10731949

CSS RGBrgb(163, 193, 173)

CSS HSLhsl(140, 19%, 70%)

Paint Matches — this color across 16 brands

PPG

Green Silk 1139-3

ΔE 1.3 · #A2C2B0

Dulux

Attica S24C3

ΔE 1.9 · #A1BCA8

Dunn-Edwards

Reeds DE5647

ΔE 1.9 · #A0BCA7

Behr

Spring Reflection MQ6-13

ΔE 2.1 · #9EBCAA

Valspar

Starry Woods 5005-5C

ΔE 2.3 · #A4BEAD

Benjamin Moore

Appalachian 633

ΔE 2.8 · #A2BFB0

Sherwin-Williams

Kind Green SW6457

ΔE 3.7 · #AAC2B3

Vista Paint

Aged Sage K-307

ΔE 4 · #9FC3A9

Hallman-Lindsay

Mini Green 736

ΔE 4.9 · #9FC5AA

Kilz

Green Countryside RG250-01

ΔE 5.4 · #A8CEB6

IKEA

IKEA080 80

ΔE 6 · #96BB9F

Colorhouse

Water .07 Water-07

ΔE 6.9 · #A6CDC2

Farrow & Ball

Green Blue 84

ΔE 7.1 · #ADBDB2

Dutch Boy

Fair Maiden DCP-0456

ΔE 7.8 · #B3C3B9

RAL

Light Green 6027

ΔE 12.8 · #84C3BE

Kobra

Silver 47

ΔE 16.6 · #CDCECD

Light Reflectance & Undertone

Light Reflectance Value (LRV)

49/100

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

#A3C1AD

#C1A4B7

Analogous

#A9C1A4

#A3C1AD

#A4C1BC

Triadic

#A3C1AD

#AEA4C1

#C1AEA4

Split-Complementary

#A3C1AD

#BCA4C1

#C1A4A9

Tetradic

#A3C1AD

#A4A9C1

#C1A4B7

#C1BCA4

Monochromatic

#537960

#76A285

#A3C1AD

#D1E0D6

#F0F5F1

Rectangle

#A3C1AD

#A4B7C1

#C1A4B7

#C1AEA4

Compound

#A3C1AD

#A4C1BC

#C1A4B7

#C1A4A9

Variations

Lighter

#B6CDBE

#CAD9CF

#E1E8E3

Darker

#78A587

#4E775B

#2D4635

Saturation

#AEB7B1

#A4C1AE

#85E0A3

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

1.95:1

Fail

vs Black

10.79:1

AAA

Deuteranopia

#A3C1AD

#B8B6AF

Original → Simulated

Protanopia

#A3C1AD

#BCBCB0

Original → Simulated

Tritanopia

#A3C1AD

#A6BDBE

Original → Simulated

Color Psychology

Calm · Restorative

Cambridge Blue 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

#BABD9D

Warm Bulb 2700K

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

#A3C1AD

Daylight 5500K

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

#A7C2C1

Cool Bulb 6500K

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

Pairs With

#EAEBEA

Trim

Matched off-white

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

#F7F7F7

Ceiling

Whisper tint

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

#B27EA0

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: #A3C1AD;

CSS — background

background-color: #A3C1AD;

CSS Variable

--color-cambridge-blue: #A3C1AD;

Tailwind v3 — config

colors: { 'cambridge-blue': '#A3C1AD' }

Tailwind — arbitrary

bg-[#A3C1AD] text-[#A3C1AD]

SCSS

$cambridge-blue: #A3C1AD;

Similar Colors

Appalachian Trail

#A1BEAF · ΔE 2.9

Spring Break

#9CBEA6 · ΔE 3.1

Dreamcatcher

#9CC1B2 · ΔE 3.5

Pine Forest

#AEC1AD · ΔE 4.0

Cedar Grove

#AABBA5 · ΔE 4.9

Etched Glass

#B1CFBA · ΔE 5.1

Bridal Bouquet

#AFCBBD · ΔE 5.2

Antique Glass

#A7C7BC · ΔE 5.4

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 #A3C1AD?

#A3C1AD is Cambridge Blue, a soft green with a warm undertone.

Is #A3C1AD warm or cool?

Cambridge Blue reads warm, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Cambridge Blue?

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

What colors pair well with Cambridge Blue?

Cambridge Blue 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 Cambridge Blue?

You can download Cambridge Blue 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 Cambridge Blue?

The hex code is #A3C1AD. In RGB it's 163, 193, 173, and in HSL it's 140°, 19%, 70%.

← All colors