BLUES

Infinite Deep Sea

#2B537E

RGB 43, 83, 126 · HSL 211°, 49%, 33% · CMYK 66, 34, 0, 51

Infinite Deep Sea is #2B537E in HEX — rgb(43, 83, 126), hsl(211°, 49%, 33%), cmyk(66%, 34%, 0%, 51%).

Infinite Deep Sea pulls into the rich end of the blues spectrum — HSL 211°, 49%, 33%. The balanced saturation makes it confident without overpowering, 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#2B537E

RGB43, 83, 126

HSL211°, 49%, 33%

HSV211°, 66%, 49%

CMYK66, 34, 0, 51

Decimal2839422

CSS RGBrgb(43, 83, 126)

CSS HSLhsl(211, 49%, 33%)

Paint Matches — this color across 16 brands

Behr

Infinite Deep Sea S500-7

Exact match

Dunn-Edwards

Slumber DE5860

ΔE 1.2 · #2D517C

Dulux

Blue Bottom Boat S38H8

ΔE 2.2 · #2D5684

RAL

Capri Blue 5019

ΔE 3.3 · #1B5583

Kobra

Blue 30

ΔE 3.7 · #195584

Vista Paint

Inky Sea K-1244

ΔE 4.4 · #274B71

PPG

Stunning Sapphire 1158-7

ΔE 4.5 · #185887

Kilz

Atlas Blue RC110-02

ΔE 4.7 · #3F5A82

Benjamin Moore

Blue 798

ΔE 4.7 · #305789

Sherwin-Williams

Indigo SW6531

ΔE 4.7 · #284A70

Valspar

Precious Sapphire 4010-7

ΔE 6.4 · #44597E

Hallman-Lindsay

Ocean Spray 662

ΔE 7.2 · #005379

IKEA

IKEA122 122

ΔE 8 · #3A5170

Dutch Boy

Delft Blue 7447

ΔE 10.6 · #003B67

Farrow & Ball

Pitch Blue 220

ΔE 15.7 · #636E8F

Colorhouse

Petal .05 Petal-05

ΔE 20.4 · #1F4992

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

#2B537E

#7D562B

Analogous

#2B7C7D

#2B537E

#2C2B7D

Triadic

#2B537E

#7D2B53

#537D2B

Split-Complementary

#2B537E

#7D2C2B

#7C7D2B

Tetradic

#2B537E

#7D2B7C

#7D562B

#2B7D2C

Monochromatic

#070D13

#172D44

#2B537E

#3E78B6

#729FCF

Rectangle

#2B537E

#562B7D

#7D562B

#537D2B

Compound

#2B537E

#2C2B7D

#7D562B

#7C7D2B

Variations

Lighter

#3C74B0

#6E97C3

#AFC3D8

Darker

#214266

#152D47

#0C1A2A

Saturation

#485461

#2B537D

#155293

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

7.95:1

AAA

vs Black

2.64:1

Fail

Deuteranopia

#2B537E

#394E7F

Original → Simulated

Protanopia

#2B537E

#4E4E79

Original → Simulated

Tritanopia

#2B537E

#225B55

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

#606B7A

Warm Bulb 2700K

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

#2B537E

Daylight 5500K

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

#4D709E

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.

#65492A

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: #2B537E;

CSS — background

background-color: #2B537E;

CSS Variable

--color-infinite-deep-sea: #2B537E;

Tailwind v3 — config

colors: { 'infinite-deep-sea': '#2B537E' }

Tailwind — arbitrary

bg-[#2B537E] text-[#2B537E]

SCSS

$infinite-deep-sea: #2B537E;

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#10557D · ΔE 5.5

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#335183 · ΔE 5.6

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#325A7D · ΔE 6.1

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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 #2B537E?

#2B537E is Infinite Deep Sea, a deep blue with a cool undertone.

Is #2B537E 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 #2B537E. In RGB it's 43, 83, 126, and in HSL it's 211°, 49%, 33%.

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