BLUES

Day Spa

#3D5463

RGB 61, 84, 99 · HSL 204°, 24%, 31% · CMYK 38, 15, 0, 61

Day Spa is #3D5463 in HEX — rgb(61, 84, 99), hsl(204°, 24%, 31%), cmyk(38%, 15%, 0%, 61%).

Day Spa pulls into the rich end of the blues spectrum — HSL 204°, 24%, 31%. 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#3D5463

RGB61, 84, 99

HSL204°, 24%, 31%

HSV204°, 38%, 39%

CMYK38, 15, 0, 61

Decimal4019299

CSS RGBrgb(61, 84, 99)

CSS HSLhsl(204, 24%, 31%)

Paint Matches — this color across 16 brands

Hallman-Lindsay

Day Spa 634

Exact match

Vista Paint

Day Spa C-633

ΔE 1.2 · #3E5261

Dulux

Sailing Safari S35B7

ΔE 1.4 · #395160

Benjamin Moore

In 1666

ΔE 1.9 · #425764

Dunn-Edwards

Midnight Haze DE5818

ΔE 2.2 · #3E505F

Valspar

Newport Gray 4011-5

ΔE 2.2 · #3D5869

Behr

Restless Sea PPU13-20

ΔE 2.3 · #37515E

Sherwin-Williams

Indigo Batik SW7602

ΔE 3.6 · #3E5063

PPG

Oceania 10-01

ΔE 3.6 · #425A65

Colorhouse

Wool .06 Wool-06

ΔE 4.3 · #485761

Farrow & Ball

Hague Blue 30

ΔE 4.7 · #3D4E57

Kilz

Kettle Black RE120-02

ΔE 5.1 · #47535C

RAL

Slate Grey 7015

ΔE 8.7 · #434750

Dutch Boy

Ocean Blue D-6743

ΔE 9.5 · #4C6A74

IKEA

IKEA122 122

ΔE 10.4 · #3A5170

Kobra

Blue 31

ΔE 11.2 · #334059

Light Reflectance & Undertone

Light Reflectance Value (LRV)

8/100

Very Dark

0 · DarkLight · 100

Absorbs almost all light — dramatic and cocooning. Needs strong artificial lighting and works best as an accent or in well-lit rooms.

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

#3D5463

#624B3C

Analogous

#3C625E

#3D5463

#3C4062

Triadic

#3D5463

#623C53

#53623C

Split-Complementary

#3D5463

#623C40

#625E3C

Tetradic

#3D5463

#5E3C62

#624B3C

#40623C

Monochromatic

#0A0D10

#1F2B33

#3D5463

#597B91

#84A0B3

Rectangle

#3D5463

#4B3C62

#624B3C

#53623C

Compound

#3D5463

#3C4062

#624B3C

#625E3C

Variations

Lighter

#57788E

#809AAB

#B7C3CC

Darker

#2F424F

#202E37

#121B20

Saturation

#495055

#3C5362

#1E5980

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

7.93:1

AAA

vs Black

2.65:1

Fail

Deuteranopia

#3D5463

#484F64

Original → Simulated

Protanopia

#3D5463

#515161

Original → Simulated

Tritanopia

#3D5463

#3C5654

Original → Simulated

Color Psychology

Focused · Cooling

Day Spa 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

#6D6C65

Warm Bulb 2700K

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

#3D5463

Daylight 5500K

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

#5A718A

Cool Bulb 6500K

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

Pairs With

#EAEBEB

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.

#544032

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: #3D5463;

CSS — background

background-color: #3D5463;

CSS Variable

--color-day-spa: #3D5463;

Tailwind v3 — config

colors: { 'day-spa': '#3D5463' }

Tailwind — arbitrary

bg-[#3D5463] text-[#3D5463]

SCSS

$day-spa: #3D5463;

Similar Colors

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#415663 · ΔE 1.6

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#465566 · ΔE 3.3

Hudson Bay

#3F5266 · ΔE 3.7

Newburg Green

#445962 · ΔE 4.3

Van Deusen Blue

#485B6E · ΔE 4.4

Summer Nights

#34586C · ΔE 4.7

Brush Blue

#414F57 · ΔE 5.4

Washington Blue

#304656 · ΔE 6.0

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 #3D5463?

#3D5463 is Day Spa, a deep blue with a cool undertone.

Is #3D5463 warm or cool?

Day Spa reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Day Spa?

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

What colors pair well with Day Spa?

Day Spa 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 Day Spa?

You can download Day Spa 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 Day Spa?

The hex code is #3D5463. In RGB it's 61, 84, 99, and in HSL it's 204°, 24%, 31%.

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