BLUES

Brillant Blue

#3E5F8A

RGB 62, 95, 138 · HSL 214°, 38%, 39% · CMYK 55, 31, 0, 46

Brillant Blue is #3E5F8A in HEX — rgb(62, 95, 138), hsl(214°, 38%, 39%), cmyk(55%, 31%, 0%, 46%).

Brillant Blue pulls into the rich end of the blues spectrum — HSL 214°, 38%, 39%. 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#3E5F8A

RGB62, 95, 138

HSL214°, 38%, 39%

HSV214°, 55%, 54%

CMYK55, 31, 0, 46

Decimal4087690

CSS RGBrgb(62, 95, 138)

CSS HSLhsl(214, 38%, 39%)

Paint Matches — this color across 16 brands

RAL

Brillant Blue 5007

Exact match

Dulux

Antilles Blue S39E7

ΔE 1.4 · #3B618D

Behr

Loyalty BIC-52

ΔE 1.8 · #375C86

Kilz

Luxurious Blue RC280-02

ΔE 2.8 · #355F88

Valspar

Egyptian Blue 4011-7

ΔE 4.7 · #42658A

Vista Paint

Hondy Tonk Blue C-618

ΔE 4.9 · #43668B

PPG

Teeny Bikini 1162-6

ΔE 5.1 · #326395

Benjamin Moore

Old 811

ΔE 5.5 · #3A6A99

Dunn-Edwards

Slumber DE5860

ΔE 5.9 · #2D517C

Kobra

Blue 30

ΔE 6.9 · #195584

Hallman-Lindsay

Honky Tonk Blue 619

ΔE 7.1 · #446A8D

Sherwin-Williams

Lupine SW6810

ΔE 8 · #4E739F

IKEA

IKEA122 122

ΔE 9.1 · #3A5170

Farrow & Ball

Pitch Blue 220

ΔE 11.1 · #636E8F

Dutch Boy

Delft Blue 7447

ΔE 15.9 · #003B67

Colorhouse

Wool .06 Wool-06

ΔE 20.6 · #485761

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

#3E5F8A

#89683E

Analogous

#3E8489

#3E5F8A

#433E89

Triadic

#3E5F8A

#893E5E

#5E893E

Split-Complementary

#3E5F8A

#89433E

#84893E

Tetradic

#3E5F8A

#893E84

#89683E

#3E8943

Monochromatic

#0E1620

#263A54

#3E5F8A

#5D84B6

#92ACCE

Rectangle

#3E5F8A

#683E89

#89683E

#5E893E

Compound

#3E5F8A

#433E89

#89683E

#84893E

Variations

Lighter

#537CB2

#849EC0

#BAC7D7

Darker

#304B6F

#20344E

#121E2E

Saturation

#58626F

#3E5E89

#1F5AA8

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

6.54:1

vs Black

3.21:1

AA Large

Deuteranopia

#3E5F8A

#485B8B

Original → Simulated

Protanopia

#3E5F8A

#5A5A85

Original → Simulated

Tritanopia

#3E5F8A

#386761

Original → Simulated

Color Psychology

Focused · Cooling

Brillant 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

#6E7483

Warm Bulb 2700K

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

#3E5F8A

Daylight 5500K

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

#5B79A7

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.

#705839

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: #3E5F8A;

CSS — background

background-color: #3E5F8A;

CSS Variable

--color-brillant-blue: #3E5F8A;

Tailwind v3 — config

colors: { 'brillant-blue': '#3E5F8A' }

Tailwind — arbitrary

bg-[#3E5F8A] text-[#3E5F8A]

SCSS

$brillant-blue: #3E5F8A;

Similar Colors

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#396998 · ΔE 5.2

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Prussian Blue

#325A7D · ΔE 6.1

Fancy Pants

#53618F · ΔE 6.3

Blueberry

#1A5E89 · ΔE 6.8

Nile Blue

#4E719A · ΔE 7.4

Blueberry Hill

#335183 · ΔE 7.7

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#5B6D92 · ΔE 8.3

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 #3E5F8A?

#3E5F8A is Brillant Blue, a deep blue with a cool undertone.

Is #3E5F8A warm or cool?

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

What rooms work best with Brillant Blue?

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

What colors pair well with Brillant Blue?

Brillant 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 Brillant Blue?

You can download Brillant 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 Brillant Blue?

The hex code is #3E5F8A. In RGB it's 62, 95, 138, and in HSL it's 214°, 38%, 39%.

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