BLUES

Blue

#C6D1DD

RGB 198, 209, 221 · HSL 211°, 25%, 82% · CMYK 10, 5, 0, 13

Blue is #C6D1DD in HEX — rgb(198, 209, 221), hsl(211°, 25%, 82%), cmyk(10%, 5%, 0%, 13%).

Blue pulls into the airy end of the blues spectrum — HSL 211°, 25%, 82%. The muted saturation makes it quiet but present, and the hue reads cool. In interior projects it shines on bedrooms, bathrooms, home offices — for calm, focused environments. Reads best alongside warm white trim, oak or walnut, brass or matte black hardware.

Color Codes

HEX#C6D1DD

RGB198, 209, 221

HSL211°, 25%, 82%

HSV211°, 10%, 87%

CMYK10, 5, 0, 13

Decimal13029853

CSS RGBrgb(198, 209, 221)

CSS HSLhsl(211, 25%, 82%)

Paint Matches — this color across 16 brands

PPG

Stratosphere 1162-2

ΔE 0.9 · #C7D3E0

Dulux

Candela Half S40C1H

ΔE 1 · #C9D3DE

Behr

Blue Gossamer MQ3-60

ΔE 1.3 · #CAD4DF

Benjamin Moore

Lake 827

ΔE 1.3 · #C6D4E0

Dunn-Edwards

Polished Silver DE5820

ΔE 1.7 · #C5D1DA

Valspar

Prairie Sky 4003-5B

ΔE 1.8 · #CAD6E3

Vista Paint

Atmospheric Pressure C-586

ΔE 1.9 · #C2CFDE

Kilz

Sheer Silhouette RB210-01

ΔE 2.4 · #CBD6E5

IKEA

IKEA050 50

ΔE 2.7 · #C6D7E3

Sherwin-Williams

Breathtaking SW6814

ΔE 2.7 · #C7D1E2

Hallman-Lindsay

Serene Setting 622

ΔE 2.8 · #C5D2D9

Colorhouse

Sprout .03 Sprout-03

ΔE 4 · #CCDCE7

Dutch Boy

Calamities DCP-1315

ΔE 4.4 · #CDCDD5

Farrow & Ball

Calluna 270

ΔE 6.5 · #CCC8CE

RAL

Telegrey 4 7047

ΔE 7.3 · #D0D0D0

Kobra

Silver 47

ΔE 7.7 · #CDCECD

Light Reflectance & Undertone

Light Reflectance Value (LRV)

63/100

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 MasstoneBlue UndertoneViolet

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

Color Theory

Complementary

#C6D1DD

#DDD1C6

Analogous

#C6DCDD

#C6D1DD

#C6C6DD

Triadic

#C6D1DD

#DDC6D1

#D1DDC6

Split-Complementary

#C6D1DD

#DDC6C6

#DCDDC6

Tetradic

#C6D1DD

#DDC6DC

#DDD1C6

#C6DDC6

Monochromatic

#6684A3

#96AAC0

#C6D1DD

#EFF2F5

Rectangle

#C6D1DD

#D1C6DD

#DDD1C6

#D1DDC6

Compound

#C6D1DD

#C6C6DD

#DDD1C6

#DCDDC6

Variations

Lighter

#D1DAE3

#DEE3E9

#ECEFF2

Darker

#90A7BE

#537293

#304256

Saturation

#CED1D5

#C6D1DD

#B4D0EE

Interior Use

Best Rooms

bedrooms, bathrooms, home offices

Best Uses

main walls, ceilings, trim, cabinetry

Pairs With

warm white trim, oak or walnut, brass or matte black hardware

Accessibility (WCAG)

vs White

1.55:1

Fail

vs Black

13.57:1

AAA

Deuteranopia

#C6D1DD

#CACEDE

Original → Simulated

Protanopia

#C6D1DD

#CFCFDB

Original → Simulated

Tritanopia

#C6D1DD

#C5D3D1

Original → Simulated

Color Psychology

Focused · Cooling

Blue lowers the temperature of a room — useful in south-facing rooms that overheat visually, and in home offices where you want a clear head. Pair with warm wood and brass to keep it from reading clinical.

SymbolismTrust, depth, stability

PersonalityClear-headed, dependable, contemplative

focustrustcalmofficebedroomdepth

How it looks under different light

#D4C9C1

Warm Bulb 2700K

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

#C6D1DD

Daylight 5500K

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

#C1CEE5

Cool Bulb 6500K

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

Pairs With

#EAEBEC

Trim

Matched off-white

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

#F7F7F8

Ceiling

Whisper tint

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

#C5B29E

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: #C6D1DD;

CSS — background

background-color: #C6D1DD;

CSS Variable

--color-blue: #C6D1DD;

Tailwind v3 — config

colors: { 'blue': '#C6D1DD' }

Tailwind — arbitrary

bg-[#C6D1DD] text-[#C6D1DD]

SCSS

$blue: #C6D1DD;

Similar Colors

Lake Placid

#C5D3DF · ΔE 1.1

Ice Sculpture

#C7D5E4 · ΔE 2.2

Violet Mist

#C9D0D8 · ΔE 2.5

Celestia Blue

#D0D5E3 · ΔE 3.0

Beacon Gray

#CDD7DE · ΔE 3.4

Mt. Rainier Gray

#C1CDD3 · ΔE 3.6

Iced Slate

#C1CAD1 · ΔE 3.7

Angel's Wings

#C5C8D4 · ΔE 3.8

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 #C6D1DD?

#C6D1DD is Blue, a soft blue with a cool undertone.

Is #C6D1DD warm or cool?

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

What rooms work best with Blue?

Blue works well in bedrooms, bathrooms, home offices. Designers typically use it for main walls, ceilings, trim, cabinetry.

What colors pair well with Blue?

Blue pairs naturally with warm white trim, oak or walnut, brass or matte black hardware. Its complementary color is also a strong contrast option for accents.

Where can I download Blue?

You can download 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 Blue?

The hex code is #C6D1DD. In RGB it's 198, 209, 221, and in HSL it's 211°, 25%, 82%.

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