BLUES

Sapphire Splendour

#2425B9

RGB 36, 37, 185 · HSL 240°, 67%, 43% · CMYK 81, 80, 0, 27

Sapphire Splendour is #2425B9 in HEX — rgb(36, 37, 185), hsl(240°, 67%, 43%), cmyk(81%, 80%, 0%, 27%).

Sapphire Splendour pulls into the rich end of the blues spectrum — HSL 240°, 67%, 43%. 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#2425B9

RGB36, 37, 185

HSL240°, 67%, 43%

HSV240°, 81%, 73%

CMYK81, 80, 0, 27

Decimal2368953

CSS RGBrgb(36, 37, 185)

CSS HSLhsl(240, 67%, 43%)

Paint Matches — this color across 16 brands

Behr

Kings Court P560-7

ΔE 9.2 · #4039C5

Dutch Boy

Blue Royale VS-9550

ΔE 41.7 · #243F90

Colorhouse

Petal .05 Petal-05

ΔE 49.1 · #1F4992

RAL

Signal Blue 5005

ΔE 49.1 · #1E2D6E

Vista Paint

Petulant Pat K-64

ΔE 51.2 · #50498A

PPG

Crushed Velvet 1245-7

ΔE 52.1 · #445397

Hallman-Lindsay

Blue Highlight 613

ΔE 53.1 · #324A8B

Dunn-Edwards

Beaded Blue DE5909

ΔE 54 · #494D8B

Benjamin Moore

Scandinavian 2068-30

ΔE 54.1 · #4F4F8D

Dulux

Purple Geisha SB8G7

ΔE 54.2 · #54518F

Kobra

Violet 25

ΔE 57.4 · #776BAB

Valspar

Rollick 4003-10C

ΔE 58.5 · #745A92

Kilz

Superstition RH250

ΔE 59.4 · #604C7F

Sherwin-Williams

Fully Purple SW6983

ΔE 60.5 · #514C7E

IKEA

IKEA128 128

ΔE 63.1 · #4A72B0

Farrow & Ball

Pitch Blue 220

ΔE 75.7 · #636E8F

Light Reflectance & Undertone

Light Reflectance Value (LRV)

5/100

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

#2425B9

#B7B724

Analogous

#246EB7

#2425B9

#6E24B7

Triadic

#2425B9

#B72424

#24B724

Split-Complementary

#2425B9

#B76E24

#6EB724

Tetradic

#2425B9

#B7246E

#B7B724

#24B76E

Monochromatic

#0B0B37

#181877

#2425B9

#4C4CDC

#8C8CE8

Rectangle

#2425B9

#B724B7

#B7B724

#24B724

Compound

#2425B9

#6E24B7

#B7B724

#6EB724

Variations

Lighter

#3D3DD9

#7676D9

#B4B4E4

Darker

#1A1A95

#101069

#08083E

Saturation

#585884

#2424B7

#1212C9

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

10.29:1

AAA

vs Black

2.04:1

Fail

Deuteranopia

#2425B9

#0045B9

Original → Simulated

Protanopia

#2425B9

#2525AE

Original → Simulated

Tritanopia

#2425B9

#00563D

Original → Simulated

Color Psychology

Focused · Cooling

Sapphire Splendour 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

#5A48A6

Warm Bulb 2700K

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

#2425B9

Daylight 5500K

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

#484DCA

Cool Bulb 6500K

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

Pairs With

#E8E8ED

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.

#929228

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: #2425B9;

CSS — background

background-color: #2425B9;

CSS Variable

--color-sapphire-splendour: #2425B9;

Tailwind v3 — config

colors: { 'sapphire-splendour': '#2425B9' }

Tailwind — arbitrary

bg-[#2425B9] text-[#2425B9]

SCSS

$sapphire-splendour: #2425B9;

Similar Colors

Warriors Blue

#00498D · ΔE 53.4

Scandinavian Blue

#4E4E8C · ΔE 53.9

Evening Blue

#004E93 · ΔE 53.9

Twilight Blue

#365496 · ΔE 54.5

Mystical Grape

#664B86 · ΔE 54.7

Blue

#233872 · ΔE 55.0

Delphinium

#304C89 · ΔE 56.1

Big Country Blue

#0066B1 · ΔE 56.6

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 #2425B9?

#2425B9 is Sapphire Splendour, a mid-tone blue with a cool undertone.

Is #2425B9 warm or cool?

Sapphire Splendour reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Sapphire Splendour?

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

What colors pair well with Sapphire Splendour?

Sapphire Splendour 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 Sapphire Splendour?

You can download Sapphire Splendour 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 Sapphire Splendour?

The hex code is #2425B9. In RGB it's 36, 37, 185, and in HSL it's 240°, 67%, 43%.

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