NEUTRALS

Thunderstruck

#5F5755

RGB 95, 87, 85 · HSL 12°, 6%, 35% · CMYK 0, 8, 11, 63

Thunderstruck is #5F5755 in HEX — rgb(95, 87, 85), hsl(12°, 6%, 35%), cmyk(0%, 8%, 11%, 63%).

Thunderstruck pulls into the rich end of the neutrals spectrum — HSL 12°, 6%, 35%. The neutral saturation makes it near-neutral and forgiving, and the hue reads cool. In interior projects it shines on main walls, trims, ceilings — versatile across nearly any style. Reads best alongside soft whites, natural wood, matte black trim, linen.

Color Codes

HEX#5F5755

RGB95, 87, 85

HSL12°, 6%, 35%

HSV12°, 11%, 37%

CMYK0, 8, 11, 63

Decimal6248277

CSS RGBrgb(95, 87, 85)

CSS HSLhsl(12, 6%, 35%)

Paint Matches — this color across 16 brands

Hallman-Lindsay

Smokescreen 556

ΔE 0.5 · #5E5755

Vista Paint

Smokescreen C-555

ΔE 0.8 · #5F5855

Dulux

Lahar S11A7

ΔE 0.8 · #5F5855

PPG

Bark 1007-7

ΔE 1.3 · #5F5854

Dunn-Edwards

Black Russian DE6391

ΔE 1.4 · #5C5451

Behr

Gardeners Soil MQ2-54

ΔE 1.6 · #5E5551

Valspar

Porch Step 3011-9

ΔE 2.3 · #615C59

Benjamin Moore

Topeka 1463

ΔE 2.7 · #615550

Kilz

Bittersweet Brown LM140

ΔE 2.7 · #5D524E

Sherwin-Williams

Manor House SW7505

ΔE 3.5 · #665D57

Dutch Boy

Seal of Grey VS-9301

ΔE 3.7 · #575757

IKEA

IKEA138 138

ΔE 4.2 · #645850

Colorhouse

Metal .05 Metal-05

ΔE 5 · #535654

RAL

Traffic Grey B 7043

ΔE 6.5 · #4E5452

Farrow & Ball

Tanner's Brown 255

ΔE 7 · #4D4746

Kobra

Green 37

ΔE 10.3 · #515545

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

TemperatureNeutral MasstoneRed UndertonePink

A near-neutral with a subtle neutral pink undertone — it will pick up colour from surrounding surfaces and shift noticeably under different light.

Color Theory

Complementary

#5F5755

#545C5F

Analogous

#5F5457

#5F5755

#5F5B54

Triadic

#5F5755

#545F56

#56545F

Split-Complementary

#5F5755

#545F5B

#54575F

Tetradic

#5F5755

#575F54

#545C5F

#5B545F

Monochromatic

#0E0C0C

#363130

#5F5755

#877B78

#ABA3A0

Rectangle

#5F5755

#5C5F54

#545C5F

#56545F

Compound

#5F5755

#5F5B54

#545C5F

#54575F

Variations

Lighter

#827673

#A19996

#C7C4C3

Darker

#4C4543

#342F2E

#1F1B1B

Saturation

#5B5858

#5F5654

#893D2A

Interior Use

Best Rooms

living rooms, bedrooms, kitchens

Best Uses

main walls, trim, accents

Pairs With

soft whites, natural wood, brass, matte black trim

Accessibility (WCAG)

vs White

7.04:1

AAA

vs Black

2.98:1

Fail

Deuteranopia

#5F5755

#5B5A55

Original → Simulated

Protanopia

#5F5755

#585855

Original → Simulated

Tritanopia

#5F5755

#5F5757

Original → Simulated

Color Psychology

Quiet · Versatile

Thunderstruck gets out of the way so the architecture and the people in the room do the work. The right neutral is never a default — it reads warm or cool, dusty or sharp depending on its undertone, and that undertone is what makes or breaks the room.

SymbolismBalance, sophistication, calm

PersonalityAdaptable, considered, timeless

versatileneutraltimelessbackdroptrimwall

How it looks under different light

#876E5B

Warm Bulb 2700K

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

#5F5755

Daylight 5500K

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

#74737F

Cool Bulb 6500K

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

Pairs With

#EBEAEA

Trim

Matched off-white

Same hue at 92% lightness — trim reads coordinated, not stark.

#F7F7F7

Ceiling

Whisper tint

Near-white with a hint of the hero's undertone — ceiling feels intentional.

#39575F

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: #5F5755;

CSS — background

background-color: #5F5755;

CSS Variable

--color-thunderstruck: #5F5755;

Tailwind v3 — config

colors: { 'thunderstruck': '#5F5755' }

Tailwind — arbitrary

bg-[#5F5755] text-[#5F5755]

SCSS

$thunderstruck: #5F5755;

Similar Colors

Topeka Taupe

#60544F · ΔE 2.8

Iron Mountain

#575553 · ΔE 3.0

Stone Brown

#5F544E · ΔE 3.1

Silhouette

#57504C · ΔE 3.4

Gray

#585858 · ΔE 3.7

Mountain Ridge

#675C5F · ΔE 4.1

Willow

#564E48 · ΔE 4.6

Dragon's Breath

#55514A · ΔE 4.7

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 #5F5755?

#5F5755 is Thunderstruck, a deep neutral with a cool undertone.

Is #5F5755 warm or cool?

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

What rooms work best with Thunderstruck?

Thunderstruck works well in living rooms, bedrooms, kitchens. Designers typically use it for main walls, trim, accents.

What colors pair well with Thunderstruck?

Thunderstruck pairs naturally with soft whites, natural wood, brass, matte black trim. Its complementary color is also a strong contrast option for accents.

Where can I download Thunderstruck?

You can download Thunderstruck 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 Thunderstruck?

The hex code is #5F5755. In RGB it's 95, 87, 85, and in HSL it's 12°, 6%, 35%.

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