BLUES

Blue Bombshell

#4263A3

RGB 66, 99, 163 · HSL 220°, 42%, 45% · CMYK 60, 39, 0, 36

Blue Bombshell is #4263A3 in HEX — rgb(66, 99, 163), hsl(220°, 42%, 45%), cmyk(60%, 39%, 0%, 36%).

Blue Bombshell pulls into the mid-tone end of the blues spectrum — HSL 220°, 42%, 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#4263A3

RGB66, 99, 163

HSL220°, 42%, 45%

HSV220°, 60%, 64%

CMYK60, 39, 0, 36

Decimal4350883

CSS RGBrgb(66, 99, 163)

CSS HSLhsl(220, 42%, 45%)

Paint Matches — this color across 16 brands

Dulux

Blue Bombshell SB8F6

Exact match

Dunn-Edwards

Starstruck DE5894

ΔE 1.1 · #4664A5

Benjamin Moore

Mosaic CC-874

ΔE 1.9 · #3963A4

Behr

New Age Blue PPU15-5

ΔE 4.5 · #486EAE

Valspar

Deep Space 4008-8C

ΔE 4.5 · #38619B

Vista Paint

Capri Isle C-604

ΔE 4.9 · #4E6EB2

Hallman-Lindsay

Capri Isle 605

ΔE 6 · #4F72B3

PPG

Cenote 17-02

ΔE 6.1 · #5072B1

IKEA

IKEA128 128

ΔE 6.4 · #4A72B0

Dutch Boy

Blue Sea VS-9451

ΔE 7.6 · #2D61AD

Kilz

Azurite RC110-01

ΔE 9.2 · #4E71A6

RAL

Sky Blue 5015

ΔE 9.4 · #2271B3

Sherwin-Williams

Frank Blue SW6967

ΔE 10 · #225288

Colorhouse

Petal .05 Petal-05

ΔE 12.9 · #1F4992

Kobra

Blue 30

ΔE 13.8 · #195584

Farrow & Ball

Pitch Blue 220

ΔE 19.8 · #636E8F

Light Reflectance & Undertone

Light Reflectance Value (LRV)

13/100

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

#4263A3

#A38343

Analogous

#4393A3

#4263A3

#5343A3

Triadic

#4263A3

#A34363

#63A343

Split-Complementary

#4263A3

#A35343

#93A343

Tetradic

#4263A3

#A34393

#A38343

#43A353

Monochromatic

#162136

#2C426D

#4263A3

#6E8BC4

#A4B6DA

Rectangle

#4263A3

#8343A3

#A38343

#63A343

Compound

#4263A3

#5343A3

#A38343

#93A343

Variations

Lighter

#607FBE

#8DA1C9

#BFC9DC

Darker

#334E84

#22355C

#131F36

Saturation

#646E81

#4363A3

#2158C4

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

5.92:1

vs Black

3.55:1

AA Large

Deuteranopia

#4263A3

#4462A4

Original → Simulated

Protanopia

#4263A3

#5E5E9D

Original → Simulated

Tritanopia

#4263A3

#367067

Original → Simulated

Color Psychology

Focused · Cooling

Blue Bombshell 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

#717795

Warm Bulb 2700K

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

#4263A3

Daylight 5500K

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

#5E7CBA

Cool Bulb 6500K

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

Pairs With

#E9EAEC

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.

#846D3F

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: #4263A3;

CSS — background

background-color: #4263A3;

CSS Variable

--color-blue-bombshell: #4263A3;

Tailwind v3 — config

colors: { 'blue-bombshell': '#4263A3' }

Tailwind — arbitrary

bg-[#4263A3] text-[#4263A3]

SCSS

$blue-bombshell: #4263A3;

Similar Colors

Mosaic

#3862A3 · ΔE 2.0

Twilight Blue

#365496 · ΔE 6.5

Southern Belle

#41548C · ΔE 7.6

Brilliant Blue

#0063A6 · ΔE 8.0

Ol' Blue Eyes

#0062A0 · ΔE 8.8

Paddington Blue

#1369A7 · ΔE 9.0

Big Country Blue

#0066B1 · ΔE 9.3

Delphinium

#304C89 · ΔE 9.5

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 #4263A3?

#4263A3 is Blue Bombshell, a mid-tone blue with a cool undertone.

Is #4263A3 warm or cool?

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

What rooms work best with Blue Bombshell?

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

What colors pair well with Blue Bombshell?

Blue Bombshell 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 Bombshell?

You can download Blue Bombshell 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 Bombshell?

The hex code is #4263A3. In RGB it's 66, 99, 163, and in HSL it's 220°, 42%, 45%.

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