BLUES

Thunder Night

#1A4876

RGB 26, 72, 118 · HSL 210°, 64%, 28% · CMYK 78, 39, 0, 54

Thunder Night is #1A4876 in HEX — rgb(26, 72, 118), hsl(210°, 64%, 28%), cmyk(78%, 39%, 0%, 54%).

Thunder Night pulls into the deep end of the blues spectrum — HSL 210°, 64%, 28%. 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#1A4876

RGB26, 72, 118

HSL210°, 64%, 28%

HSV210°, 78%, 46%

CMYK78, 39, 0, 54

Decimal1722486

CSS RGBrgb(26, 72, 118)

CSS HSLhsl(210, 64%, 28%)

Paint Matches — this color across 16 brands

Dulux

Assault S39F9

ΔE 1.1 · #1C4674

Behr

Inked M510-7

ΔE 2.1 · #234673

Sherwin-Williams

Honorable Blue SW6811

ΔE 2.5 · #164576

Benjamin Moore

Patriot 2064-20

ΔE 2.7 · #194B7D

PPG

Hacienda Talavera 17-03

ΔE 4.4 · #314A76

Dunn-Edwards

Slumber DE5860

ΔE 4.7 · #2D517C

Kilz

Indigo RH220

ΔE 4.8 · #314973

Vista Paint

Inky Sea K-1244

ΔE 5.5 · #274B71

Dutch Boy

Delft Blue 7447

ΔE 5.8 · #003B67

RAL

Capri Blue 5019

ΔE 5.9 · #1B5583

Kobra

Blue 30

ΔE 5.9 · #195584

Hallman-Lindsay

Newport Indigo historic-newport-indigo

ΔE 8.9 · #313D6C

Valspar

Classic Royal Blue 4009-8

ΔE 9.4 · #465380

IKEA

IKEA122 122

ΔE 11.1 · #3A5170

Colorhouse

Petal .05 Petal-05

ΔE 17.9 · #1F4992

Farrow & Ball

Pitch Blue 220

ΔE 20.5 · #636E8F

Light Reflectance & Undertone

Light Reflectance Value (LRV)

6/100

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

#1A4876

#75471A

Analogous

#1A7575

#1A4876

#1A1A75

Triadic

#1A4876

#751A47

#47751A

Split-Complementary

#1A4876

#751A1A

#75751A

Tetradic

#1A4876

#751A75

#75471A

#1A751A

Monochromatic

#050D15

#0C2136

#1A4876

#276EB4

#4F94D8

Rectangle

#1A4876

#471A75

#75471A

#47751A

Compound

#1A4876

#1A1A75

#75471A

#75751A

Variations

Lighter

#276CB1

#5591CD

#A2BFDC

Darker

#133960

#0C2743

#061728

Saturation

#3A4755

#1A4775

#0D4782

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

9.41:1

AAA

vs Black

2.23:1

Fail

Deuteranopia

#1A4876

#2B4377

Original → Simulated

Protanopia

#1A4876

#434371

Original → Simulated

Tritanopia

#1A4876

#09514A

Original → Simulated

Color Psychology

Focused · Cooling

Thunder Night 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

#536374

Warm Bulb 2700K

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

#1A4876

Daylight 5500K

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

#406898

Cool Bulb 6500K

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

Pairs With

#E8EBED

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.

#5E3D1C

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: #1A4876;

CSS — background

background-color: #1A4876;

CSS Variable

--color-thunder-night: #1A4876;

Tailwind v3 — config

colors: { 'thunder-night': '#1A4876' }

Tailwind — arbitrary

bg-[#1A4876] text-[#1A4876]

SCSS

$thunder-night: #1A4876;

Similar Colors

Patriot Blue

#184A7C · ΔE 2.6

Blueberry Hill

#335183 · ΔE 5.9

California Blue

#005381 · ΔE 6.3

Blue Suede Shoes

#2F5688 · ΔE 6.5

Downpour Blue

#254669 · ΔE 7.1

Dark Royal Blue

#144B86 · ΔE 8.3

Mistral

#10557D · ΔE 8.4

Symphony Blue

#203B5D · ΔE 9.2

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 #1A4876?

#1A4876 is Thunder Night, a deep blue with a cool undertone.

Is #1A4876 warm or cool?

Thunder Night reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Thunder Night?

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

What colors pair well with Thunder Night?

Thunder Night 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 Thunder Night?

You can download Thunder Night 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 Thunder Night?

The hex code is #1A4876. In RGB it's 26, 72, 118, and in HSL it's 210°, 64%, 28%.

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