GREENS

Blue Stream Half

#ADDAE1

RGB 173, 218, 225 · HSL 188°, 46%, 78% · CMYK 23, 3, 0, 12

Blue Stream Half is #ADDAE1 in HEX — rgb(173, 218, 225), hsl(188°, 46%, 78%), cmyk(23%, 3%, 0%, 12%).

Blue Stream Half pulls into the airy end of the greens spectrum — HSL 188°, 46%, 78%. The balanced saturation makes it confident without overpowering, and the hue reads cool. 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#ADDAE1

RGB173, 218, 225

HSL188°, 46%, 78%

HSV188°, 23%, 88%

CMYK23, 3, 0, 12

Decimal11393761

CSS RGBrgb(173, 218, 225)

CSS HSLhsl(188, 46%, 78%)

Paint Matches — this color across 16 brands

Dulux

Blue Stream Half S31F1H

Exact match

Benjamin Moore

Old 2054-60

ΔE 1.6 · #B1DBE4

Valspar

Sea Tickle 5005-7B

ΔE 2.1 · #ABD5DA

Sherwin-Williams

Quench Blue SW6785

ΔE 2.2 · #B4E0E7

Behr

Viking 550E-3

ΔE 2.3 · #A6DAE0

Dunn-Edwards

Across the Bay DE5757

ΔE 2.4 · #B3E1E8

Kilz

Cloud Break RE230-01

ΔE 2.6 · #A6D7E2

IKEA

IKEA083 83

ΔE 3.1 · #B6DCE6

Vista Paint

Walking on Air K-189

ΔE 3.4 · #A7D9E6

PPG

Everglade Mist 1150-3

ΔE 4.1 · #B7D7DE

Hallman-Lindsay

Kyoto 657

ΔE 4.5 · #BEE3EA

Colorhouse

Dream .02 Dream-02

ΔE 6.9 · #BDE1DD

Farrow & Ball

Blue Ground 210

ΔE 7.8 · #A1C5C8

Kobra

Blue 27

ΔE 10.1 · #87C8D7

RAL

Light Green 6027

ΔE 13.3 · #84C3BE

Dutch Boy

Simply Sparkling DCP-0594

ΔE 13.3 · #BCCEE6

Light Reflectance & Undertone

Light Reflectance Value (LRV)

64/100

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

TemperatureCool MasstoneTeal UndertoneGreen

Reads as a cool teal with a green undertone showing through, especially in daylight. Pair trim and adjacent colours to either calm or amplify that undertone.

Color Theory

Complementary

#ADDAE1

#E1B4AD

Analogous

#ADE1CE

#ADDAE1

#ADC0E1

Triadic

#ADDAE1

#E1ADDA

#DAE1AD

Split-Complementary

#ADDAE1

#E1ADC0

#E1CEAD

Tetradic

#ADDAE1

#CEADE1

#E1B4AD

#C0E1AD

Monochromatic

#42A4B3

#75C0CC

#ADDAE1

#E5F3F5

#ECF7F8

Rectangle

#ADDAE1

#B4ADE1

#E1B4AD

#DAE1AD

Compound

#ADDAE1

#ADC0E1

#E1B4AD

#E1CEAD

Variations

Lighter

#BDE1E7

#D0E7EB

#E5F0F2

Darker

#71C1CD

#3696A5

#1E5861

Saturation

#BFCDCF

#ADDAE1

#9EE5F0

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

1.51:1

Fail

vs Black

13.89:1

AAA

Deuteranopia

#ADDAE1

#C7CDE3

Original → Simulated

Protanopia

#ADDAE1

#D3D3E0

Original → Simulated

Tritanopia

#ADDAE1

#AEDAD8

Original → Simulated

Color Psychology

Calm · Restorative

Blue Stream Half 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

#C1D0C4

Warm Bulb 2700K

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

#ADDAE1

Daylight 5500K

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

#AED5E8

Cool Bulb 6500K

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

Pairs With

#E9ECEC

Trim

Matched off-white

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

#F7F8F8

Ceiling

Whisper tint

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

#CB9087

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: #ADDAE1;

CSS — background

background-color: #ADDAE1;

CSS Variable

--color-blue-stream-half: #ADDAE1;

Tailwind v3 — config

colors: { 'blue-stream-half': '#ADDAE1' }

Tailwind — arbitrary

bg-[#ADDAE1] text-[#ADDAE1]

SCSS

$blue-stream-half: #ADDAE1;

Similar Colors

Old Pickup Blue

#B0DAE3 · ΔE 1.5

Sea Isle

#A5D7DC · ΔE 2.5

China Blue

#B3DBDE · ΔE 2.6

Skyscraper

#B7DFE5 · ΔE 2.6

Serenity

#AEE1EA · ΔE 2.9

Blue Flower

#B5DAE4 · ΔE 3.2

Spring Rain

#ACD3D7 · ΔE 3.2

Seabrook

#B7DFE2 · ΔE 3.2

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 #ADDAE1?

#ADDAE1 is Blue Stream Half, a soft green with a cool undertone.

Is #ADDAE1 warm or cool?

Blue Stream Half reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Blue Stream Half?

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

What colors pair well with Blue Stream Half?

Blue Stream Half 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 Blue Stream Half?

You can download Blue Stream Half 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 Blue Stream Half?

The hex code is #ADDAE1. In RGB it's 173, 218, 225, and in HSL it's 188°, 46%, 78%.

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