BLUES

Blue

#2F5E8F

RGB 47, 94, 143 · HSL 211°, 51%, 37% · CMYK 67, 34, 0, 44

Blue is #2F5E8F in HEX — rgb(47, 94, 143), hsl(211°, 51%, 37%), cmyk(67%, 34%, 0%, 44%).

Blue pulls into the rich end of the blues spectrum — HSL 211°, 51%, 37%. 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#2F5E8F

RGB47, 94, 143

HSL211°, 51%, 37%

HSV211°, 67%, 56%

CMYK67, 34, 0, 44

Decimal3104399

CSS RGBrgb(47, 94, 143)

CSS HSLhsl(211, 51%, 37%)

Paint Matches — this color across 16 brands

PPG

Teeny Bikini 1162-6

ΔE 2.1 · #326395

Dulux

Blue Regent S37H8

ΔE 2.7 · #275C91

Behr

Mesmerize 590F-6

ΔE 3.3 · #375C90

Kilz

Beyond The Sea RH200

ΔE 3.4 · #346696

Benjamin Moore

Blue 798

ΔE 3.5 · #305789

RAL

Brillant Blue 5007

ΔE 4.4 · #3E5F8A

Kobra

Blue 30

ΔE 4.5 · #195584

Dunn-Edwards

Lapis DE5846

ΔE 4.9 · #165D95

Hallman-Lindsay

Glacier Bay historic-glacier-bay

ΔE 5.8 · #005C94

Sherwin-Williams

Hyper Blue SW6965

ΔE 5.8 · #015F97

Vista Paint

Wavy Navy K-1245

ΔE 5.8 · #005488

Valspar

Deep Space 4008-8C

ΔE 6.1 · #38619B

IKEA

IKEA128 128

ΔE 11.3 · #4A72B0

Farrow & Ball

Pitch Blue 220

ΔE 15 · #636E8F

Dutch Boy

Delft Blue 7447

ΔE 15 · #003B67

Colorhouse

Petal .05 Petal-05

ΔE 19 · #1F4992

Light Reflectance & Undertone

Light Reflectance Value (LRV)

11/100

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

#2F5E8F

#8E602E

Analogous

#2E8D8E

#2F5E8F

#302E8E

Triadic

#2F5E8F

#8E2E5D

#5D8E2E

Split-Complementary

#2F5E8F

#8E302E

#8D8E2E

Tetradic

#2F5E8F

#8E2E8D

#8E602E

#2E8E30

Monochromatic

#09121B

#1B3755

#2F5E8F

#4683C3

#80A9D6

Rectangle

#2F5E8F

#602E8E

#8E602E

#5D8E2E

Compound

#2F5E8F

#302E8E

#8E602E

#8D8E2E

Variations

Lighter

#3E7CBF

#759DC8

#B3C6DB

Darker

#234A74

#173351

#0C1E30

Saturation

#505E6D

#2E5D8E

#175CA6

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

6.73:1

vs Black

3.12:1

AA Large

Deuteranopia

#2F5E8F

#405890

Original → Simulated

Protanopia

#2F5E8F

#58588A

Original → Simulated

Tritanopia

#2F5E8F

#246760

Original → Simulated

Color Psychology

Focused · Cooling

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

#637386

Warm Bulb 2700K

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

#2F5E8F

Daylight 5500K

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

#5078AB

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.

#73512D

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: #2F5E8F;

CSS — background

background-color: #2F5E8F;

CSS Variable

--color-blue: #2F5E8F;

Tailwind v3 — config

colors: { 'blue': '#2F5E8F' }

Tailwind — arbitrary

bg-[#2F5E8F] text-[#2F5E8F]

SCSS

$blue: #2F5E8F;

Similar Colors

Blue Suede Shoes

#2F5688 · ΔE 3.8

Old Glory

#396998 · ΔE 4.7

Blueberry

#1A5E89 · ΔE 5.9

Blueberry Hill

#335183 · ΔE 6.5

California Blue

#005381 · ΔE 6.6

Mistral

#10557D · ΔE 8.1

Patriot Blue

#184A7C · ΔE 8.5

Ol' Blue Eyes

#0062A0 · ΔE 8.5

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 #2F5E8F?

#2F5E8F is Blue, a deep blue with a cool undertone.

Is #2F5E8F warm or cool?

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

What rooms work best with Blue?

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

What colors pair well with Blue?

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 Blue?

You can download 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 Blue?

The hex code is #2F5E8F. In RGB it's 47, 94, 143, and in HSL it's 211°, 51%, 37%.

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