GREENS

Mellow Blue

#DDE8E2

RGB 221, 232, 226 · HSL 147°, 19%, 89% · CMYK 5, 0, 3, 9

Mellow Blue is #DDE8E2 in HEX — rgb(221, 232, 226), hsl(147°, 19%, 89%), cmyk(5%, 0%, 3%, 9%).

Mellow Blue pulls into the airy end of the greens spectrum — HSL 147°, 19%, 89%. 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#DDE8E2

RGB221, 232, 226

HSL147°, 19%, 89%

HSV147°, 5%, 91%

CMYK5, 0, 3, 9

Decimal14543074

CSS RGBrgb(221, 232, 226)

CSS HSLhsl(147, 19%, 89%)

Paint Matches — this color across 16 brands

Dutch Boy

Mellow Blue DCP-0468

Exact match

Behr

Evening White N460-1

ΔE 0.4 · #DCE8E2

PPG

Rainsong 1136-2

ΔE 0.6 · #DEE8E3

Dulux

Spearmint Ice Quarter S27A1Q

ΔE 0.6 · #DBE7E1

Valspar

Pirate Coast 5004-3A

ΔE 0.8 · #DFE9E4

Benjamin Moore

Come 846

ΔE 1.1 · #DEEBE5

Vista Paint

Ocean Cliffs K-862

ΔE 1.2 · #DCE5E0

Hallman-Lindsay

Breakwaters 495

ΔE 1.3 · #D9E5E0

Dunn-Edwards

Fizzle DE5715

ΔE 1.5 · #D8E4DE

Sherwin-Williams

Glimmer SW6476

ΔE 1.5 · #E0E7E2

Colorhouse

Bisque .04 Bisque-04

ΔE 1.8 · #E0EDE6

IKEA

IKEA057 57

ΔE 3 · #E4E7E3

Kilz

Touch Of Lime RG200-01

ΔE 3 · #E1E6DC

Farrow & Ball

Cabbage White 269

ΔE 3.3 · #E8EEEA

Kobra

White 01

ΔE 4.2 · #EAEAE4

RAL

Grey White 9002

ΔE 6.3 · #E7EBDA

Light Reflectance & Undertone

Light Reflectance Value (LRV)

79/100

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

#DDE8E2

#E8DEE3

Analogous

#DEE8DE

#DDE8E2

#DEE8E8

Triadic

#DDE8E2

#E2DEE8

#E8E2DE

Split-Complementary

#DDE8E2

#E8DEE8

#E8DEDE

Tetradic

#DDE8E2

#DEDEE8

#E8DEE3

#E8E8DE

Monochromatic

#83AA94

#B0C9BB

#DDE8E2

#F0F5F2

Rectangle

#DDE8E2

#DEE3E8

#E8DEE3

#E8E2DE

Compound

#DDE8E2

#DEE8E8

#E8DEE3

#E8DEDE

Variations

Lighter

#E4EDE8

#EBF1EE

#F4F6F5

Darker

#A7C4B4

#63977A

#395847

Saturation

#E1E5E3

#DEE8E2

#D2F4E1

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

1.26:1

Fail

vs Black

16.72:1

AAA

Deuteranopia

#DDE8E2

#E4E4E3

Original → Simulated

Protanopia

#DDE8E2

#E6E6E3

Original → Simulated

Tritanopia

#DDE8E2

#DEE7E7

Original → Simulated

Color Psychology

Calm · Restorative

Mellow 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

#E5DBC5

Warm Bulb 2700K

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

#DDE8E2

Daylight 5500K

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

#D2E0E9

Cool Bulb 6500K

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

Pairs With

#EAEBEB

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.

#CFAFC1

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: #DDE8E2;

CSS — background

background-color: #DDE8E2;

CSS Variable

--color-mellow-blue: #DDE8E2;

Tailwind v3 — config

colors: { 'mellow-blue': '#DDE8E2' }

Tailwind — arbitrary

bg-[#DDE8E2] text-[#DDE8E2]

SCSS

$mellow-blue: #DDE8E2;

Similar Colors

Come Sail Away

#DDEAE4 · ΔE 0.9

Green Cast

#D9E7DF · ΔE 1.6

In Your Eyes

#DAE5E2 · ΔE 1.8

Stonewashed

#E4EBE4 · ΔE 2.0

Emerald Vapor

#E3EEE8 · ΔE 2.1

Opal Essence

#D8E7DE · ΔE 2.3

Sweet Dreams

#D6E7E2 · ΔE 2.3

Winter Ice

#DAE4E2 · ΔE 2.4

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 #DDE8E2?

#DDE8E2 is Mellow Blue, a light green with a warm undertone.

Is #DDE8E2 warm or cool?

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

What rooms work best with Mellow Blue?

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

What colors pair well with Mellow Blue?

Mellow 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 Mellow Blue?

You can download Mellow 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 Mellow Blue?

The hex code is #DDE8E2. In RGB it's 221, 232, 226, and in HSL it's 147°, 19%, 89%.

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