BLUES

Blue Beret

#40668E

RGB 64, 102, 142 · HSL 211°, 38%, 40% · CMYK 55, 28, 0, 44

Blue Beret is #40668E in HEX — rgb(64, 102, 142), hsl(211°, 38%, 40%), cmyk(55%, 28%, 0%, 44%).

Blue Beret pulls into the rich end of the blues spectrum — HSL 211°, 38%, 40%. 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#40668E

RGB64, 102, 142

HSL211°, 38%, 40%

HSV211°, 55%, 56%

CMYK55, 28, 0, 44

Decimal4220558

CSS RGBrgb(64, 102, 142)

CSS HSLhsl(211, 38%, 40%)

Paint Matches — this color across 16 brands

Dulux

Blue Beret S37G7

Exact match

Vista Paint

Hondy Tonk Blue C-618

ΔE 1.9 · #43668B

Valspar

Egyptian Blue 4011-7

ΔE 1.9 · #42658A

RAL

Distant Blue 5023

ΔE 2.4 · #49678D

Kilz

Luxurious Blue RC280-02

ΔE 3.2 · #355F88

Behr

Mosaic Blue PPU15-4

ΔE 3.3 · #476387

Hallman-Lindsay

Honky Tonk Blue 619

ΔE 3.6 · #446A8D

Dunn-Edwards

Rainy Lake DE5852

ΔE 4.6 · #3F6C8F

Benjamin Moore

Old 811

ΔE 4.6 · #3A6A99

PPG

Starry Night 1161-6

ΔE 5.3 · #286492

Sherwin-Williams

Lupine SW6810

ΔE 5.7 · #4E739F

Kobra

Blue 30

ΔE 9.2 · #195584

Farrow & Ball

Pitch Blue 220

ΔE 9.7 · #636E8F

IKEA

IKEA122 122

ΔE 10.1 · #3A5170

Dutch Boy

Ocean Blue D-6743

ΔE 18.4 · #4C6A74

Colorhouse

Wool .06 Wool-06

ΔE 19.5 · #485761

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

#40668E

#8D673F

Analogous

#3F8B8D

#40668E

#413F8D

Triadic

#40668E

#8D3F65

#658D3F

Split-Complementary

#40668E

#8D413F

#8B8D3F

Tetradic

#40668E

#8D3F8B

#8D673F

#3F8D41

Monochromatic

#101923

#283F58

#40668E

#618BB8

#95B2D0

Rectangle

#40668E

#673F8D

#8D673F

#658D3F

Compound

#40668E

#413F8D

#8D673F

#8B8D3F

Variations

Lighter

#5683B3

#86A2C1

#BBC9D8

Darker

#315172

#213750

#12202F

Saturation

#5A6672

#3F658D

#2064AC

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

5.98:1

vs Black

3.51:1

AA Large

Deuteranopia

#40668E

#4E608F

Original → Simulated

Protanopia

#40668E

#61618A

Original → Simulated

Tritanopia

#40668E

#3A6D67

Original → Simulated

Color Psychology

Focused · Cooling

Blue Beret 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

#6F7986

Warm Bulb 2700K

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

#40668E

Daylight 5500K

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

#5D7EAA

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.

#73583B

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: #40668E;

CSS — background

background-color: #40668E;

CSS Variable

--color-blue-beret: #40668E;

Tailwind v3 — config

colors: { 'blue-beret': '#40668E' }

Tailwind — arbitrary

bg-[#40668E] text-[#40668E]

SCSS

$blue-beret: #40668E;

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#396998 · ΔE 4.5

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#4E719A · ΔE 4.6

Winter's Eve

#40729C · ΔE 5.3

Prussian Blue

#325A7D · ΔE 5.8

Bellbottom Blues

#386B8C · ΔE 6.3

Blueberry

#1A5E89 · ΔE 6.6

Blue Nova

#5B6D92 · ΔE 6.9

Bermuda Blue

#185D82 · ΔE 7.7

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 #40668E?

#40668E is Blue Beret, a mid-tone blue with a cool undertone.

Is #40668E warm or cool?

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

What rooms work best with Blue Beret?

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

What colors pair well with Blue Beret?

Blue Beret 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 Beret?

You can download Blue Beret 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 Beret?

The hex code is #40668E. In RGB it's 64, 102, 142, and in HSL it's 211°, 38%, 40%.

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