BLUES

Big Sur Blue Jade

#3F6E8E

RGB 63, 110, 142 · HSL 204°, 39%, 40% · CMYK 56, 23, 0, 44

Big Sur Blue Jade is #3F6E8E in HEX — rgb(63, 110, 142), hsl(204°, 39%, 40%), cmyk(56%, 23%, 0%, 44%).

Big Sur Blue Jade pulls into the rich end of the blues spectrum — HSL 204°, 39%, 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#3F6E8E

RGB63, 110, 142

HSL204°, 39%, 40%

HSV204°, 56%, 56%

CMYK56, 23, 0, 44

Decimal4157070

CSS RGBrgb(63, 110, 142)

CSS HSLhsl(204, 39%, 40%)

Paint Matches — this color across 16 brands

Dulux

Sea Blue S36E6

ΔE 0.8 · #416F8E

Benjamin Moore

Bellbottom CSP-655

ΔE 1.4 · #396C8D

Kilz

Wind Surfing RD110-02

ΔE 2 · #366C8E

Dunn-Edwards

Rainy Lake DE5852

ΔE 2.2 · #3F6C8F

Vista Paint

Tory Blue C-1373

ΔE 3.3 · #336E8C

Behr

Durango Blue S510-6

ΔE 3.4 · #416787

Hallman-Lindsay

Honky Tonk Blue 619

ΔE 3.6 · #446A8D

Sherwin-Williams

Down Pour SW6516

ΔE 3.9 · #43718B

PPG

Cosmic Dust 1157-6

ΔE 4.9 · #347699

Valspar

Photogenic 5010-10

ΔE 5.5 · #447087

RAL

Distant Blue 5023

ΔE 6.8 · #49678D

Farrow & Ball

Pitch Blue 220

ΔE 10.9 · #636E8F

IKEA

IKEA122 122

ΔE 12.7 · #3A5170

Dutch Boy

Ocean Blue D-6743

ΔE 13.6 · #4C6A74

Kobra

Blue 29

ΔE 14.2 · #1882B4

Colorhouse

Wool .06 Wool-06

ΔE 17.2 · #485761

Light Reflectance & Undertone

Light Reflectance Value (LRV)

14/100

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

#3F6E8E

#8E5E3E

Analogous

#3E8E86

#3F6E8E

#3E468E

Triadic

#3F6E8E

#8E3E6E

#6E8E3E

Split-Complementary

#3F6E8E

#8E3E46

#8E863E

Tetradic

#3F6E8E

#863E8E

#8E5E3E

#468E3E

Monochromatic

#101B23

#274559

#3F6E8E

#5F95B9

#95B8D0

Rectangle

#3F6E8E

#5E3E8E

#8E5E3E

#6E8E3E

Compound

#3F6E8E

#3E468E

#8E5E3E

#8E863E

Variations

Lighter

#558EB4

#85A9C2

#BBCCD8

Darker

#305873

#203D50

#12242F

Saturation

#5A6872

#3E6E8E

#1F74AD

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

5.48:1

vs Black

3.83:1

AA Large

Deuteranopia

#3F6E8E

#56658F

Original → Simulated

Protanopia

#3F6E8E

#68688A

Original → Simulated

Tritanopia

#3F6E8E

#3B736E

Original → Simulated

Color Psychology

Focused · Cooling

Big Sur Blue Jade 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

#6F7F86

Warm Bulb 2700K

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

#3F6E8E

Daylight 5500K

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

#5C84AA

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.

#73513A

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: #3F6E8E;

CSS — background

background-color: #3F6E8E;

CSS Variable

--color-big-sur-blue-jade: #3F6E8E;

Tailwind v3 — config

colors: { 'big-sur-blue-jade': '#3F6E8E' }

Tailwind — arbitrary

bg-[#3F6E8E] text-[#3F6E8E]

SCSS

$big-sur-blue-jade: #3F6E8E;

Similar Colors

Bellbottom Blues

#386B8C · ΔE 1.7

Santa Monica Blue

#3A6E8C · ΔE 1.9

Bedford Blue

#4E738C · ΔE 5.2

Lucerne

#3A647D · ΔE 5.7

Winter's Eve

#40729C · ΔE 6.2

Nile Blue

#4E719A · ΔE 7.1

Finley Blue

#4580A8 · ΔE 8.3

Bainbridge Blue

#33677B · ΔE 8.4

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 #3F6E8E?

#3F6E8E is Big Sur Blue Jade, a mid-tone blue with a cool undertone.

Is #3F6E8E warm or cool?

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

What rooms work best with Big Sur Blue Jade?

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

What colors pair well with Big Sur Blue Jade?

Big Sur Blue Jade 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 Big Sur Blue Jade?

You can download Big Sur Blue Jade 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 Big Sur Blue Jade?

The hex code is #3F6E8E. In RGB it's 63, 110, 142, and in HSL it's 204°, 39%, 40%.

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