BLUES

Capri Blue

#1B5583

RGB 27, 85, 131 · HSL 207°, 66%, 31% · CMYK 79, 35, 0, 49

Capri Blue is #1B5583 in HEX — rgb(27, 85, 131), hsl(207°, 66%, 31%), cmyk(79%, 35%, 0%, 49%).

Capri Blue pulls into the rich end of the blues spectrum — HSL 207°, 66%, 31%. 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#1B5583

RGB27, 85, 131

HSL207°, 66%, 31%

HSV207°, 79%, 51%

CMYK79, 35, 0, 49

Decimal1791363

CSS RGBrgb(27, 85, 131)

CSS HSLhsl(207, 66%, 31%)

Paint Matches — this color across 16 brands

RAL

Capri Blue 5019

Exact match

Kobra

Blue 30

ΔE 0.6 · #195584

Behr

Shasta Lake M490-7

ΔE 1.3 · #1F5886

PPG

Stunning Sapphire 1158-7

ΔE 1.5 · #185887

Benjamin Moore

California 2060-20

ΔE 2.2 · #015482

Dulux

Blue Bottom Boat S38H8

ΔE 3 · #2D5684

Vista Paint

Wavy Navy K-1245

ΔE 4 · #005488

Dunn-Edwards

Slumber DE5860

ΔE 4.2 · #2D517C

Kilz

Navy Dress RH210

ΔE 5.7 · #285489

Sherwin-Williams

Blueblood SW6966

ΔE 5.7 · #015086

Hallman-Lindsay

Ocean Spray 662

ΔE 6.4 · #005379

Valspar

Precious Sapphire 4010-7

ΔE 9.2 · #44597E

IKEA

IKEA122 122

ΔE 10.7 · #3A5170

Dutch Boy

Delft Blue 7447

ΔE 11.2 · #003B67

Farrow & Ball

Pitch Blue 220

ΔE 17.6 · #636E8F

Colorhouse

Petal .05 Petal-05

ΔE 19.9 · #1F4992

Light Reflectance & Undertone

Light Reflectance Value (LRV)

8/100

Very Dark

0 · DarkLight · 100

Absorbs almost all light — dramatic and cocooning. Needs strong artificial lighting and works best as an accent or in well-lit rooms.

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

#1B5583

#834A1B

Analogous

#1B837E

#1B5583

#1B2083

Triadic

#1B5583

#831B54

#54831B

Split-Complementary

#1B5583

#831B20

#837E1B

Tetradic

#1B5583

#7E1B83

#834A1B

#20831B

Monochromatic

#040E15

#0E2B44

#1B5583

#287DC3

#5AA2DD

Rectangle

#1B5583

#4A1B83

#834A1B

#54831B

Compound

#1B5583

#1B2083

#834A1B

#837E1B

Variations

Lighter

#277ABE

#5A9BD1

#A5C4DE

Darker

#13446B

#0C2F4B

#061B2C

Saturation

#3F515F

#1B5483

#0D5691

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

7.85:1

AAA

vs Black

2.67:1

Fail

Deuteranopia

#1B5583

#354E84

Original → Simulated

Protanopia

#1B5583

#4F4F7E

Original → Simulated

Tritanopia

#1B5583

#085E57

Original → Simulated

Color Psychology

Focused · Cooling

Capri Blue 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

#546C7D

Warm Bulb 2700K

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

#1B5583

Daylight 5500K

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

#4171A2

Cool Bulb 6500K

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

Pairs With

#E8EBED

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.

#693F1D

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: #1B5583;

CSS — background

background-color: #1B5583;

CSS Variable

--color-capri-blue: #1B5583;

Tailwind v3 — config

colors: { 'capri-blue': '#1B5583' }

Tailwind — arbitrary

bg-[#1B5583] text-[#1B5583]

SCSS

$capri-blue: #1B5583;

Similar Colors

California Blue

#005381 · ΔE 2.3

Mistral

#10557D · ΔE 4.6

Blue Suede Shoes

#2F5688 · ΔE 4.8

Blueberry

#1A5E89 · ΔE 4.9

Patriot Blue

#184A7C · ΔE 6.0

Caribbean Azure

#00567C · ΔE 6.7

Blueberry Hill

#335183 · ΔE 6.8

Prussian Blue

#325A7D · ΔE 7.5

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 #1B5583?

#1B5583 is Capri Blue, a deep blue with a cool undertone.

Is #1B5583 warm or cool?

Capri Blue reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Capri Blue?

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

What colors pair well with Capri Blue?

Capri Blue 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 Capri Blue?

You can download Capri Blue 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 Capri Blue?

The hex code is #1B5583. In RGB it's 27, 85, 131, and in HSL it's 207°, 66%, 31%.

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