BLUES

Sky Space

#5A818C

RGB 90, 129, 140 · HSL 193°, 22%, 45% · CMYK 36, 8, 0, 45

Sky Space is #5A818C in HEX — rgb(90, 129, 140), hsl(193°, 22%, 45%), cmyk(36%, 8%, 0%, 45%).

Sky Space pulls into the mid-tone end of the blues spectrum — HSL 193°, 22%, 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#5A818C

RGB90, 129, 140

HSL193°, 22%, 45%

HSV193°, 36%, 55%

CMYK36, 8, 0, 45

Decimal5931404

CSS RGBrgb(90, 129, 140)

CSS HSLhsl(193, 22%, 45%)

Paint Matches — this color across 16 brands

Valspar

Sky Space 5001-6B

Exact match

Sherwin-Williams

St. Bart's SW7614

ΔE 2 · #577C88

Dulux

La Pineta S32A5

ΔE 2.6 · #578087

Behr

Charcoal Blue N490-5

ΔE 2.6 · #5D8392

Hallman-Lindsay

Rocky Hill historic-rocky-hill

ΔE 3.4 · #567B8A

Benjamin Moore

Baltic CSP-680

ΔE 3.9 · #57868D

Vista Paint

Rocky Hill C-1367

ΔE 3.9 · #587A89

PPG

Prussian Blue 1154-6

ΔE 4 · #5D7B89

Dunn-Edwards

Spirit Mountain DE5795

ΔE 4.9 · #6A8B98

Kilz

Night Train RE110-02

ΔE 6.3 · #477382

Farrow & Ball

De Nimes 299

ΔE 7.8 · #6A7C80

IKEA

IKEA120 120

ΔE 8.4 · #6C8EA3

Colorhouse

Wool .05 Wool-05

ΔE 8.4 · #587675

Dutch Boy

Ocean Blue D-6743

ΔE 9.1 · #4C6A74

RAL

Squirrel Grey 7000

ΔE 9.6 · #78858B

Kobra

Grey 42

ΔE 13.2 · #889099

Light Reflectance & Undertone

Light Reflectance Value (LRV)

20/100

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 MasstoneTeal UndertoneGreen

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

Color Theory

Complementary

#5A818C

#8C645A

Analogous

#5A8C7E

#5A818C

#5A688C

Triadic

#5A818C

#8C5A81

#818C5A

Split-Complementary

#5A818C

#8C5A68

#8C7E5A

Tetradic

#5A818C

#7E5A8C

#8C645A

#688C5A

Monochromatic

#1E2B2F

#3C565D

#5A818C

#83A6AF

#B1C7CD

Rectangle

#5A818C

#645A8C

#8C645A

#818C5A

Compound

#5A818C

#5A688C

#8C645A

#8C7E5A

Variations

Lighter

#769DA7

#9BB4BB

#C6D2D5

Darker

#476871

#30484E

#1B2A2E

Saturation

#6B777A

#5A818C

#2D9AB9

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

4.24:1

AA Large

vs Black

4.95:1

Deuteranopia

#5A818C

#70778D

Original → Simulated

Protanopia

#5A818C

#7B7B8B

Original → Simulated

Tritanopia

#5A818C

#5A8280

Original → Simulated

Color Psychology

Focused · Cooling

Sky Space 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

#838D84

Warm Bulb 2700K

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

#5A818C

Daylight 5500K

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

#7092A8

Cool Bulb 6500K

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

Pairs With

#EAEBEB

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.

#7A5449

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: #5A818C;

CSS — background

background-color: #5A818C;

CSS Variable

--color-sky-space: #5A818C;

Tailwind v3 — config

colors: { 'sky-space': '#5A818C' }

Tailwind — arbitrary

bg-[#5A818C] text-[#5A818C]

SCSS

$sky-space: #5A818C;

Similar Colors

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#56858C · ΔE 3.8

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#618697 · ΔE 4.3

Azurite

#517C8E · ΔE 4.6

Alfresco

#67818F · ΔE 4.9

West Coast

#6B8895 · ΔE 4.9

Fiji

#4E7F92 · ΔE 5.3

Bella Blue

#54747C · ΔE 5.4

Blue Dusk

#6E8791 · ΔE 5.6

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 #5A818C?

#5A818C is Sky Space, a mid-tone blue with a cool undertone.

Is #5A818C warm or cool?

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

What rooms work best with Sky Space?

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

What colors pair well with Sky Space?

Sky Space 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 Sky Space?

You can download Sky Space 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 Sky Space?

The hex code is #5A818C. In RGB it's 90, 129, 140, and in HSL it's 193°, 22%, 45%.

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