BLUES

Blue Spell

#3B5C6C

RGB 59, 92, 108 · HSL 200°, 29%, 33% · CMYK 45, 15, 0, 58

Blue Spell is #3B5C6C in HEX — rgb(59, 92, 108), hsl(200°, 29%, 33%), cmyk(45%, 15%, 0%, 58%).

Blue Spell pulls into the rich end of the blues spectrum — HSL 200°, 29%, 33%. 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#3B5C6C

RGB59, 92, 108

HSL200°, 29%, 33%

HSV200°, 45%, 42%

CMYK45, 15, 0, 58

Decimal3890284

CSS RGBrgb(59, 92, 108)

CSS HSLhsl(200, 29%, 33%)

Paint Matches — this color across 16 brands

Behr

Calligraphy N490-6

ΔE 2.2 · #435F6F

Valspar

Newport Gray 4011-5

ΔE 2.5 · #3D5869

Dunn-Edwards

Summer Night DE5811

ΔE 2.8 · #36576A

Benjamin Moore

Summer 777

ΔE 2.9 · #35596D

Dulux

Eclipse Blue S36B6

ΔE 3.3 · #456274

Sherwin-Williams

Bunglehouse Blue SW0048

ΔE 3.7 · #47626F

PPG

Brigade 1152-6

ΔE 3.9 · #365D73

Hallman-Lindsay

Saxon Blue historic-saxon-blue

ΔE 4 · #435965

Vista Paint

Saxon Blue C-1369

ΔE 4.3 · #455966

Kilz

Wild River RE100-02

ΔE 5.1 · #3D6775

Farrow & Ball

Stiffkey Blue 281

ΔE 6.3 · #4D5B6A

RAL

Pearl Gentian Blue 5025

ΔE 6.7 · #2A6478

Colorhouse

Wool .06 Wool-06

ΔE 6.7 · #485761

Dutch Boy

Ocean Blue D-6743

ΔE 6.9 · #4C6A74

IKEA

IKEA122 122

ΔE 11.4 · #3A5170

Kobra

Blue 31

ΔE 14.4 · #334059

Light Reflectance & Undertone

Light Reflectance Value (LRV)

10/100

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

#3B5C6C

#6D4C3C

Analogous

#3C6D64

#3B5C6C

#3C446D

Triadic

#3B5C6C

#6D3C5C

#5C6D3C

Split-Complementary

#3B5C6C

#6D3C44

#6D643C

Tetradic

#3B5C6C

#643C6D

#6D4C3C

#446D3C

Monochromatic

#090E10

#21323B

#3B5C6C

#57869E

#85AABC

Rectangle

#3B5C6C

#4C3C6D

#6D4C3C

#5C6D3C

Compound

#3B5C6C

#3C446D

#6D4C3C

#6D643C

Variations

Lighter

#548299

#7FA1B2

#B7C7CF

Darker

#2F4A58

#20333D

#121E24

Saturation

#4D575B

#3C5C6D

#1E668A

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

7.16:1

AAA

vs Black

2.93:1

Fail

Deuteranopia

#3B5C6C

#4D546D

Original → Simulated

Protanopia

#3B5C6C

#57576A

Original → Simulated

Tritanopia

#3B5C6C

#3A5E5B

Original → Simulated

Color Psychology

Focused · Cooling

Blue Spell 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

#6C726C

Warm Bulb 2700K

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

#3B5C6C

Daylight 5500K

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

#597790

Cool Bulb 6500K

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

Pairs With

#EAEBEC

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.

#594236

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: #3B5C6C;

CSS — background

background-color: #3B5C6C;

CSS Variable

--color-blue-spell: #3B5C6C;

Tailwind v3 — config

colors: { 'blue-spell': '#3B5C6C' }

Tailwind — arbitrary

bg-[#3B5C6C] text-[#3B5C6C]

SCSS

$blue-spell: #3B5C6C;

Similar Colors

Summer Nights

#34586C · ΔE 3.1

In the Midnight Hour

#415663 · ΔE 4.4

Blue Danube

#2D5970 · ΔE 5.1

Van Deusen Blue

#485B6E · ΔE 5.2

Vermont Slate

#4C636E · ΔE 5.3

Stained Glass

#44646D · ΔE 5.4

Newburg Green

#445962 · ΔE 5.4

Spellbound

#4E646F · ΔE 5.8

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 #3B5C6C?

#3B5C6C is Blue Spell, a deep blue with a cool undertone.

Is #3B5C6C warm or cool?

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

What rooms work best with Blue Spell?

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

What colors pair well with Blue Spell?

Blue Spell 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 Spell?

You can download Blue Spell 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 Spell?

The hex code is #3B5C6C. In RGB it's 59, 92, 108, and in HSL it's 200°, 29%, 33%.

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