BLUES

Sports Blue

#399BB4

RGB 57, 155, 180 · HSL 192°, 52%, 46% · CMYK 68, 14, 0, 29

Sports Blue is #399BB4 in HEX — rgb(57, 155, 180), hsl(192°, 52%, 46%), cmyk(68%, 14%, 0%, 29%).

Sports Blue pulls into the mid-tone end of the blues spectrum — HSL 192°, 52%, 46%. 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#399BB4

RGB57, 155, 180

HSL192°, 52%, 46%

HSV192°, 68%, 71%

CMYK68, 14, 0, 29

Decimal3775412

CSS RGBrgb(57, 155, 180)

CSS HSLhsl(192, 52%, 46%)

Paint Matches — this color across 16 brands

Dulux

Water Welt S33E4

ΔE 1.6 · #3998AF

Behr

Jay Bird S490-5

ΔE 2.2 · #459DB7

Benjamin Moore

Cool 2058-40

ΔE 3.2 · #429BB8

Valspar

Fragrant Bouquet 5003-10B

ΔE 3.7 · #269EBC

Dunn-Edwards

Tropical Lagoon DE5781

ΔE 4.1 · #1E98AE

Hallman-Lindsay

Blue Bliss 675

ΔE 5.3 · #0092AA

Sherwin-Williams

Jamaica Bay SW6781

ΔE 5.5 · #34A3B6

Vista Paint

Patch of Blue K-186

ΔE 5.7 · #4CAAC4

PPG

Mediterranean Blue 1236-7

ΔE 5.7 · #0090A8

Kilz

Caspian Blue RE140-01

ΔE 6.1 · #5AA0B9

Kobra

Blue 28

ΔE 8.8 · #4EB3CD

Farrow & Ball

St Giles Blue 280

ΔE 10.8 · #599EC4

RAL

Turquoise Blue 5018

ΔE 12.7 · #3F888F

IKEA

IKEA120 120

ΔE 15.3 · #6C8EA3

Dutch Boy

Sky Blue D-6742

ΔE 15.8 · #7AC2D8

Colorhouse

Dream .06 Dream-06

ΔE 18.4 · #0E707B

Light Reflectance & Undertone

Light Reflectance Value (LRV)

28/100

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 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

#399BB4

#B25138

Analogous

#38B28E

#399BB4

#385DB2

Triadic

#399BB4

#B2389A

#9AB238

Split-Complementary

#399BB4

#B2385D

#B28E38

Tetradic

#399BB4

#8E38B2

#B25138

#5DB238

Monochromatic

#14363E

#266878

#399BB4

#68BBCF

#A2D5E2

Rectangle

#399BB4

#5138B2

#B25138

#9AB238

Compound

#399BB4

#385DB2

#B25138

#B28E38

Variations

Lighter

#58B3CA

#88C2D1

#BDD9E0

Darker

#2B7D91

#1C5765

#0F333C

Saturation

#638088

#389AB2

#1CABCE

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

3.22:1

AA Large

vs Black

6.52:1

Deuteranopia

#399BB4

#7787B6

Original → Simulated

Protanopia

#399BB4

#9090B1

Original → Simulated

Tritanopia

#399BB4

#389E99

Original → Simulated

Color Psychology

Focused · Cooling

Sports 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

#6AA1A2

Warm Bulb 2700K

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

#399BB4

Daylight 5500K

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

#57A6C6

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.

#904938

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: #399BB4;

CSS — background

background-color: #399BB4;

CSS Variable

--color-sports-blue: #399BB4;

Tailwind v3 — config

colors: { 'sports-blue': '#399BB4' }

Tailwind — arbitrary

bg-[#399BB4] text-[#399BB4]

SCSS

$sports-blue: #399BB4;

Similar Colors

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#419AB7 · ΔE 3.2

Ash Blue

#4D9CAE · ΔE 4.8

Blue Lagoon

#409CAC · ΔE 5.2

Dream I Can Fly

#1FA0C1 · ΔE 5.4

Meridian Blue

#0493A7 · ΔE 6.4

Palace Blue

#5D9FB6 · ΔE 6.7

Wilmington Spruce

#3292A1 · ΔE 6.8

Blue Toile

#5598A9 · ΔE 6.9

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 #399BB4?

#399BB4 is Sports Blue, a mid-tone blue with a cool undertone.

Is #399BB4 warm or cool?

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

What rooms work best with Sports Blue?

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

What colors pair well with Sports Blue?

Sports 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 Sports Blue?

You can download Sports 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 Sports Blue?

The hex code is #399BB4. In RGB it's 57, 155, 180, and in HSL it's 192°, 52%, 46%.

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