BLUES

Infinite Deep Sea

#435A6F

RGB 67, 90, 111 · HSL 209°, 25%, 35% · CMYK 40, 19, 0, 56

Infinite Deep Sea is #435A6F in HEX — rgb(67, 90, 111), hsl(209°, 25%, 35%), cmyk(40%, 19%, 0%, 56%).

Infinite Deep Sea pulls into the rich end of the blues spectrum — HSL 209°, 25%, 35%. 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#435A6F

RGB67, 90, 111

HSL209°, 25%, 35%

HSV209°, 40%, 44%

CMYK40, 19, 0, 56

Decimal4414063

CSS RGBrgb(67, 90, 111)

CSS HSLhsl(209, 25%, 35%)

Paint Matches — this color across 16 brands

Dulux

Shadow Blue S37D7

ΔE 1.5 · #455C73

Benjamin Moore

Van HC-156

ΔE 2 · #495C6F

Kilz

Saxophone Solo RC290-02

ΔE 2.4 · #3F556C

Behr

Distant Thunder 760F-6

ΔE 3 · #435667

Valspar

Dark Iris 4009-5

ΔE 3.2 · #3A5367

PPG

Blue Fjord 1163-6

ΔE 3.2 · #4C6177

Hallman-Lindsay

Into The Stratosphere 627

ΔE 3.7 · #425267

Dunn-Edwards

Summer Night DE5811

ΔE 4 · #36576A

Sherwin-Williams

Indigo Batik SW7602

ΔE 4.3 · #3E5063

Vista Paint

Into the Stratosphere C-626

ΔE 4.6 · #415065

Farrow & Ball

Stiffkey Blue 281

ΔE 4.6 · #4D5B6A

Colorhouse

Wool .06 Wool-06

ΔE 7.1 · #485761

IKEA

IKEA122 122

ΔE 7.5 · #3A5170

Dutch Boy

Ocean Blue D-6743

ΔE 9.7 · #4C6A74

RAL

Pearl Gentian Blue 5025

ΔE 9.9 · #2A6478

Kobra

Blue 31

ΔE 11.5 · #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

#435A6F

#705943

Analogous

#43706F

#435A6F

#434470

Triadic

#435A6F

#70435A

#5A7043

Split-Complementary

#435A6F

#704344

#706F43

Tetradic

#435A6F

#6F4370

#705943

#447043

Monochromatic

#0A0D10

#263340

#435A6F

#60819F

#8FA6BC

Rectangle

#435A6F

#594370

#705943

#5A7043

Compound

#435A6F

#434470

#705943

#706F43

Variations

Lighter

#5C7B99

#869CB1

#BBC5CF

Darker

#35485A

#24323F

#141D25

Saturation

#535960

#435A70

#215B91

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

7.17:1

AAA

vs Black

2.93:1

Fail

Deuteranopia

#435A6F

#4D5570

Original → Simulated

Protanopia

#435A6F

#57576D

Original → Simulated

Tritanopia

#435A6F

#415D5A

Original → Simulated

Color Psychology

Focused · Cooling

Infinite Deep Sea 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

#72706E

Warm Bulb 2700K

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

#435A6F

Daylight 5500K

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

#5F7593

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.

#5F4B39

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: #435A6F;

CSS — background

background-color: #435A6F;

CSS Variable

--color-infinite-deep-sea: #435A6F;

Tailwind v3 — config

colors: { 'infinite-deep-sea': '#435A6F' }

Tailwind — arbitrary

bg-[#435A6F] text-[#435A6F]

SCSS

$infinite-deep-sea: #435A6F;

Similar Colors

Van Deusen Blue

#485B6E · ΔE 1.8

Kensington Blue

#4B5A71 · ΔE 3.2

Hudson Bay

#3F5266 · ΔE 3.4

Newburyport Blue

#465566 · ΔE 3.8

Indi Go-Go

#445772 · ΔE 4.3

Summer Nights

#34586C · ΔE 4.4

In the Midnight Hour

#415663 · ΔE 5.3

Blue Danube

#2D5970 · 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 #435A6F?

#435A6F is Infinite Deep Sea, a deep blue with a cool undertone.

Is #435A6F warm or cool?

Infinite Deep Sea reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Infinite Deep Sea?

Infinite Deep Sea works well in bedrooms, bathrooms, home offices. Designers typically use it for main walls, ceilings, trim, cabinetry.

What colors pair well with Infinite Deep Sea?

Infinite Deep Sea 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 Infinite Deep Sea?

You can download Infinite Deep Sea 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 Infinite Deep Sea?

The hex code is #435A6F. In RGB it's 67, 90, 111, and in HSL it's 209°, 25%, 35%.

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