BLUES

Light Sea Cliff

#B9D4E7

RGB 185, 212, 231 · HSL 205°, 49%, 82% · CMYK 20, 8, 0, 9

Light Sea Cliff is #B9D4E7 in HEX — rgb(185, 212, 231), hsl(205°, 49%, 82%), cmyk(20%, 8%, 0%, 9%).

Light Sea Cliff pulls into the airy end of the blues spectrum — HSL 205°, 49%, 82%. The balanced saturation makes it confident without overpowering, 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#B9D4E7

RGB185, 212, 231

HSL205°, 49%, 82%

HSV205°, 20%, 91%

CMYK20, 8, 0, 9

Decimal12178663

CSS RGBrgb(185, 212, 231)

CSS HSLhsl(205, 49%, 82%)

Paint Matches — this color across 16 brands

Dulux

Sea Cliff Half S36F1H

ΔE 1.2 · #B9D5E6

Valspar

Escape 4007-7B

ΔE 1.3 · #BBD6EB

Vista Paint

Blooming Blue K-141

ΔE 1.9 · #BBD7E7

Behr

Crystal Waters PPU14-14

ΔE 2.2 · #B3CEE1

Kilz

Scandinavia RD180-01

ΔE 2.2 · #B1CFE3

Benjamin Moore

Jet 814

ΔE 2.3 · #C1D8E9

PPG

Touch Of Blue 1242-2

ΔE 2.5 · #C2D7E9

Hallman-Lindsay

Blue Bayou 615

ΔE 2.8 · #B4CCDF

Dunn-Edwards

Dockside DE5806

ΔE 3 · #B1D3E3

Sherwin-Williams

Wondrous Blue SW6807

ΔE 3.2 · #B8CDDD

Colorhouse

Dream .03 Dream-03

ΔE 4.2 · #B4CBD9

Dutch Boy

Simply Sparkling DCP-0594

ΔE 4.4 · #BCCEE6

IKEA

IKEA050 50

ΔE 5.1 · #C6D7E3

Farrow & Ball

Lulworth Blue 89

ΔE 10 · #A1B8CA

RAL

Telegrey 4 7047

ΔE 13.3 · #D0D0D0

Kobra

Silver 47

ΔE 13.5 · #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

#B9D4E7

#E8CDBB

Analogous

#BBE8E4

#B9D4E7

#BBBEE8

Triadic

#B9D4E7

#E8BBD5

#D5E8BB

Split-Complementary

#B9D4E7

#E8BBBE

#E8E4BB

Tetradic

#B9D4E7

#E4BBE8

#E8CDBB

#BEE8BB

Monochromatic

#498FC1

#82B2D4

#B9D4E7

#ECF3F8

Rectangle

#B9D4E7

#CDBBE8

#E8CDBB

#D5E8BB

Compound

#B9D4E7

#BBBEE8

#E8CDBB

#E8E4BB

Variations

Lighter

#C8DDEC

#D8E5EF

#E9F0F4

Darker

#7AAFD4

#357DB1

#1D4969

Saturation

#CAD2D8

#BBD5E8

#AFD7F3

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

1.54:1

Fail

vs Black

13.63:1

AAA

Deuteranopia

#B9D4E7

#C6CDE8

Original → Simulated

Protanopia

#B9D4E7

#D0D0E5

Original → Simulated

Tritanopia

#B9D4E7

#B8D7D4

Original → Simulated

Color Psychology

Focused · Cooling

Light Sea Cliff 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

#CACCC8

Warm Bulb 2700K

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

#B9D4E7

Daylight 5500K

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

#B7D1ED

Cool Bulb 6500K

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

Pairs With

#E9EBEC

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.

#D2AC92

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: #B9D4E7;

CSS — background

background-color: #B9D4E7;

CSS Variable

--color-light-sea-cliff: #B9D4E7;

Tailwind v3 — config

colors: { 'light-sea-cliff': '#B9D4E7' }

Tailwind — arbitrary

bg-[#B9D4E7] text-[#B9D4E7]

SCSS

$light-sea-cliff: #B9D4E7;

Similar Colors

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#C0D7E8 · ΔE 2.1

Mediterranean Breeze

#B7D4E2 · ΔE 2.8

Sapphireberry

#B1D6EA · ΔE 3.2

Blue Hydrangea

#B3D3E1 · ΔE 3.3

Mineral Springs

#AED3E5 · ΔE 3.4

Watercolor Blue

#B9D9E7 · ΔE 3.5

Soft Sky

#C1D7E4 · ΔE 3.7

Blue Ice

#BACBDF · ΔE 4.2

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 #B9D4E7?

#B9D4E7 is Light Sea Cliff, a soft blue with a cool undertone.

Is #B9D4E7 warm or cool?

Light Sea Cliff reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Light Sea Cliff?

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

What colors pair well with Light Sea Cliff?

Light Sea Cliff 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 Light Sea Cliff?

You can download Light Sea Cliff 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 Light Sea Cliff?

The hex code is #B9D4E7. In RGB it's 185, 212, 231, and in HSL it's 205°, 49%, 82%.

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