BLUES

Sail On

#4578AD

RGB 69, 120, 173 · HSL 211°, 43%, 47% · CMYK 60, 31, 0, 32

Sail On is #4578AD in HEX — rgb(69, 120, 173), hsl(211°, 43%, 47%), cmyk(60%, 31%, 0%, 32%).

Sail On pulls into the mid-tone end of the blues spectrum — HSL 211°, 43%, 47%. 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#4578AD

RGB69, 120, 173

HSL211°, 43%, 47%

HSV211°, 60%, 68%

CMYK60, 31, 0, 32

Decimal4552877

CSS RGBrgb(69, 120, 173)

CSS HSLhsl(211, 43%, 47%)

Paint Matches — this color across 16 brands

Dulux

Sail On S39F6

Exact match

Benjamin Moore

Athens 797

ΔE 2.3 · #3E75AD

Behr

Sailors Bay M510-5

ΔE 2.9 · #3775AD

Hallman-Lindsay

Caribbean Current 598

ΔE 4.4 · #5678A9

Vista Paint

Caribbean Current C-597

ΔE 4.5 · #5676A9

Kilz

Azurite RC110-01

ΔE 4.5 · #4E71A6

Valspar

Peek-A-Boo Blue 4007-10C

ΔE 5.6 · #3370AC

RAL

Light Blue 5012

ΔE 5.8 · #3B83BD

Sherwin-Williams

Lupine SW6810

ΔE 5.9 · #4E739F

PPG

Blueberry Popover 1244-5

ΔE 6.3 · #5488C0

Dunn-Edwards

The Blues DE5859

ΔE 6.4 · #296A9D

IKEA

IKEA128 128

ΔE 7 · #4A72B0

Kobra

Blue 29

ΔE 9.8 · #1882B4

Farrow & Ball

Cook's Blue 237

ΔE 14.2 · #6A90B4

Dutch Boy

Blue Sea VS-9451

ΔE 17.7 · #2D61AD

Colorhouse

Petal .05 Petal-05

ΔE 24.5 · #1F4992

Light Reflectance & Undertone

Light Reflectance Value (LRV)

18/100

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

#4578AD

#AB7A44

Analogous

#44AAAB

#4578AD

#4644AB

Triadic

#4578AD

#AB4476

#76AB44

Split-Complementary

#4578AD

#AB4644

#AAAB44

Tetradic

#4578AD

#AB44AA

#AB7A44

#44AB46

Monochromatic

#192B3E

#2F5075

#4578AD

#749DC8

#ABC4DE

Rectangle

#4578AD

#7A44AB

#AB7A44

#76AB44

Compound

#4578AD

#4644AB

#AB7A44

#AAAB44

Variations

Lighter

#6491C1

#90ADCC

#C1CFDE

Darker

#355E8B

#234161

#132639

Saturation

#687787

#4476AB

#2275CE

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

4.62:1

vs Black

4.54:1

Deuteranopia

#4578AD

#5871AE

Original → Simulated

Protanopia

#4578AD

#7171A7

Original → Simulated

Tritanopia

#4578AD

#3C827A

Original → Simulated

Color Psychology

Focused · Cooling

Sail On 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

#73879D

Warm Bulb 2700K

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

#4578AD

Daylight 5500K

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

#608CC1

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.

#8B6741

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: #4578AD;

CSS — background

background-color: #4578AD;

CSS Variable

--color-sail-on: #4578AD;

Tailwind v3 — config

colors: { 'sail-on': '#4578AD' }

Tailwind — arbitrary

bg-[#4578AD] text-[#4578AD]

SCSS

$sail-on: #4578AD;

Similar Colors

Athens Blue

#3D74AC · ΔE 2.5

Watertown

#5B7EB7 · ΔE 5.7

Old Glory

#396998 · ΔE 6.7

Waterdrop

#5C79B3 · ΔE 6.8

Winter's Eve

#40729C · ΔE 7.0

Blue Macaw

#2474A3 · ΔE 7.2

Nile Blue

#4E719A · ΔE 7.7

Seaport Blue

#006EA1 · ΔE 8.4

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 #4578AD?

#4578AD is Sail On, a mid-tone blue with a cool undertone.

Is #4578AD warm or cool?

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

What rooms work best with Sail On?

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

What colors pair well with Sail On?

Sail On 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 Sail On?

You can download Sail On 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 Sail On?

The hex code is #4578AD. In RGB it's 69, 120, 173, and in HSL it's 211°, 43%, 47%.

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