BLUES

Lost Atlantis

#4A759C

RGB 74, 117, 156 · HSL 209°, 36%, 45% · CMYK 53, 25, 0, 39

Lost Atlantis is #4A759C in HEX — rgb(74, 117, 156), hsl(209°, 36%, 45%), cmyk(53%, 25%, 0%, 39%).

Lost Atlantis pulls into the mid-tone end of the blues spectrum — HSL 209°, 36%, 45%. 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#4A759C

RGB74, 117, 156

HSL209°, 36%, 45%

HSV209°, 53%, 61%

CMYK53, 25, 0, 39

Decimal4879772

CSS RGBrgb(74, 117, 156)

CSS HSLhsl(209, 36%, 45%)

Paint Matches — this color across 16 brands

Behr

Lost Atlantis 580F-6

Exact match

Dulux

Secrecy S37F6

ΔE 1.6 · #50789E

Vista Paint

Zenith C-646

ΔE 2.1 · #49789D

Benjamin Moore

Winter's CC-844

ΔE 2.4 · #41739D

Hallman-Lindsay

Zenith 647

ΔE 2.8 · #497A9F

Sherwin-Williams

Lupine SW6810

ΔE 3.8 · #4E739F

Valspar

Burbling Brook 4007-8C

ΔE 3.9 · #5175A1

Kilz

Triumph Blue RC280-01

ΔE 4 · #3F73A0

Dunn-Edwards

Clean Slate DE5880

ΔE 4.4 · #577396

PPG

Stormy Ridge 1159-5

ΔE 5.5 · #507B9A

RAL

Distant Blue 5023

ΔE 6.1 · #49678D

Farrow & Ball

Pitch Blue 220

ΔE 9.7 · #636E8F

Kobra

Blue 29

ΔE 11.6 · #1882B4

IKEA

IKEA086 86

ΔE 12.1 · #748DAC

Dutch Boy

Ocean Blue D-6743

ΔE 17.9 · #4C6A74

Colorhouse

Wool .06 Wool-06

ΔE 21.4 · #485761

Light Reflectance & Undertone

Light Reflectance Value (LRV)

17/100

Dark

0 · DarkLight · 100

Soaks up light and feels moody and intimate. Great for studies, dining rooms and accent walls; pair with ample lighting.

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

#4A759C

#9C7149

Analogous

#499C9B

#4A759C

#494B9C

Triadic

#4A759C

#9C4974

#749C49

Split-Complementary

#4A759C

#9C494B

#9C9B49

Tetradic

#4A759C

#9B499C

#9C7149

#4B9C49

Monochromatic

#182734

#314D68

#4A759C

#749ABE

#A8C0D6

Rectangle

#4A759C

#71499C

#9C7149

#749C49

Compound

#4A759C

#494B9C

#9C7149

#9C9B49

Variations

Lighter

#6690B7

#91ACC5

#C2CEDA

Darker

#395D7F

#264058

#162534

Saturation

#66737F

#49749C

#2575C1

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

4.87:1

vs Black

4.32:1

AA Large

Deuteranopia

#4A759C

#5C6E9D

Original → Simulated

Protanopia

#4A759C

#6F6F98

Original → Simulated

Tritanopia

#4A759C

#457C76

Original → Simulated

Color Psychology

Focused · Cooling

Lost Atlantis 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

#778490

Warm Bulb 2700K

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

#4A759C

Daylight 5500K

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

#6489B4

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.

#7F6144

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 · Doors · Mouldings

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: #4A759C;

CSS — background

background-color: #4A759C;

CSS Variable

--color-lost-atlantis: #4A759C;

Tailwind v3 — config

colors: { 'lost-atlantis': '#4A759C' }

Tailwind — arbitrary

bg-[#4A759C] text-[#4A759C]

SCSS

$lost-atlantis: #4A759C;

Similar Colors

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#40729C · ΔE 2.6

Nile Blue

#4E719A · ΔE 3.0

Finley Blue

#4580A8 · ΔE 5.3

Bellbottom Blues

#386B8C · ΔE 6.1

Old Glory

#396998 · ΔE 7.0

Santa Monica Blue

#3A6E8C · ΔE 7.1

Blue Nova

#5B6D92 · ΔE 7.3

Blue Macaw

#2474A3 · ΔE 7.6

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 #4A759C?

#4A759C is Lost Atlantis, a mid-tone blue with a cool undertone.

Is #4A759C warm or cool?

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

What rooms work best with Lost Atlantis?

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

What colors pair well with Lost Atlantis?

Lost Atlantis 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 Lost Atlantis?

You can download Lost Atlantis 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 Lost Atlantis?

The hex code is #4A759C. In RGB it's 74, 117, 156, and in HSL it's 209°, 36%, 45%.

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