BLUES

Ocean Sigh

#51AECE

RGB 81, 174, 206 · HSL 195°, 56%, 56% · CMYK 61, 16, 0, 19

Ocean Sigh is #51AECE in HEX — rgb(81, 174, 206), hsl(195°, 56%, 56%), cmyk(61%, 16%, 0%, 19%).

Ocean Sigh pulls into the mid-tone end of the blues spectrum — HSL 195°, 56%, 56%. 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#51AECE

RGB81, 174, 206

HSL195°, 56%, 56%

HSV195°, 61%, 81%

CMYK61, 16, 0, 19

Decimal5353166

CSS RGBrgb(81, 174, 206)

CSS HSLhsl(195, 56%, 56%)

Paint Matches — this color across 16 brands

Valspar

Ocean Sigh 5002-10A

Exact match

Kilz

Bit Of Sapphire RD230-02

ΔE 1.6 · #52B2D3

Dunn-Edwards

Frozen Wave DE5829

ΔE 1.7 · #56ACCA

Vista Paint

Epimethius C-659

ΔE 2 · #4DB2D3

Hallman-Lindsay

Epimethius 660

ΔE 2.5 · #4BB2D5

Sherwin-Williams

Flyway SW6794

ΔE 2.6 · #5DB3D4

Dulux

Oasis Spring S34E3

ΔE 3 · #47A6C5

Behr

Blue Chaise 550D-6

ΔE 3.5 · #43A5C6

Kobra

Blue 28

ΔE 4.5 · #4EB3CD

Benjamin Moore

Atlantis 768

ΔE 4.9 · #55B2CA

PPG

Mystic Blue 1237-5

ΔE 5.1 · #48A8D0

Farrow & Ball

St Giles Blue 280

ΔE 8.7 · #599EC4

Dutch Boy

Sky Blue D-6742

ΔE 10.2 · #7AC2D8

IKEA

IKEA084 84

ΔE 13.5 · #83AAC1

RAL

Pastel Turquoise 6034

ΔE 19.1 · #7FB5B5

Colorhouse

Water .05 Water-05

ΔE 23.1 · #82979D

Light Reflectance & Undertone

Light Reflectance Value (LRV)

36/100

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

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

#51AECE

#CE6F50

Analogous

#50CEAE

#51AECE

#506FCE

Triadic

#51AECE

#CE50AE

#AECE50

Split-Complementary

#51AECE

#CE506F

#CEAE50

Tetradic

#51AECE

#AE50CE

#CE6F50

#6FCE50

Monochromatic

#1D5567

#2E86A3

#51AECE

#8CCADE

#C7E5EF

Rectangle

#51AECE

#6F50CE

#CE6F50

#AECE50

Compound

#51AECE

#506FCE

#CE6F50

#CEAE50

Variations

Lighter

#73BED8

#9CCCDC

#C8DFE7

Darker

#2F94B5

#1E677F

#103C4B

Saturation

#7C98A2

#50AECE

#37BBE6

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

2.53:1

Fail

vs Black

8.30:1

AAA

Deuteranopia

#51AECE

#889AD0

Original → Simulated

Protanopia

#51AECE

#A3A3CA

Original → Simulated

Tritanopia

#51AECE

#4EB2AC

Original → Simulated

Color Psychology

Focused · Cooling

Ocean Sigh 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

#7CAFB6

Warm Bulb 2700K

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

#51AECE

Daylight 5500K

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

#69B4DA

Cool Bulb 6500K

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

Pairs With

#E9ECED

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.

#B35C40

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: #51AECE;

CSS — background

background-color: #51AECE;

CSS Variable

--color-ocean-sigh: #51AECE;

Tailwind v3 — config

colors: { 'ocean-sigh': '#51AECE' }

Tailwind — arbitrary

bg-[#51AECE] text-[#51AECE]

SCSS

$ocean-sigh: #51AECE;

Similar Colors

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#54B1C9 · ΔE 4.8

Blue Belle Island

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Dream I Can Fly

#1FA0C1 · ΔE 7.0

Cool Blue

#419AB7 · ΔE 7.5

Yosemite Blue

#17A1C8 · ΔE 7.7

Sea to Shining Sea

#6DB4DC · ΔE 7.9

Lafayette Blue

#6CA6C4 · ΔE 8.0

Cayman Blue

#73C1E4 · ΔE 8.3

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 #51AECE?

#51AECE is Ocean Sigh, a mid-tone blue with a cool undertone.

Is #51AECE warm or cool?

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

What rooms work best with Ocean Sigh?

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

What colors pair well with Ocean Sigh?

Ocean Sigh 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 Ocean Sigh?

You can download Ocean Sigh 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 Ocean Sigh?

The hex code is #51AECE. In RGB it's 81, 174, 206, and in HSL it's 195°, 56%, 56%.

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