NEUTRALS

Sinful

#645059

RGB 100, 80, 89 · HSL 333°, 11%, 35% · CMYK 0, 20, 11, 61

Sinful is #645059 in HEX — rgb(100, 80, 89), hsl(333°, 11%, 35%), cmyk(0%, 20%, 11%, 61%).

Sinful pulls into the rich end of the neutrals spectrum — HSL 333°, 11%, 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#645059
RGB100, 80, 89
HSL333°, 11%, 35%
HSV333°, 20%, 39%
CMYK0, 20, 11, 61
Decimal6574169
CSS RGBrgb(100, 80, 89)
CSS HSLhsl(333, 11%, 35%)

Paint Matches — this color across 16 brands

Dulux

Prophetic Purple S46C7

ΔE 1.3 · #614F59

Behr

Berry Wine UL100-23

ΔE 1.8 · #604C54

Benjamin Moore

Camelot CC-4

ΔE 2.1 · #5E4D55

Valspar

Regal Plum 1002-7A

ΔE 2.5 · #64535F

PPG

Pinot Noir 13-18

ΔE 3.2 · #605258

Kilz

Roasted Beet RA100-01

ΔE 3.5 · #685860

Dunn-Edwards

Purple Trinket DE5979

ΔE 3.8 · #665261

Colorhouse

Wood .05 Wood-05

ΔE 5 · #6F595D

Sherwin-Williams

Expressive Plum SW6271

ΔE 5.5 · #695C62

Farrow & Ball

Pelt 254

ΔE 7.3 · #50414C

Hallman-Lindsay

My Place Or Yours? 1313

ΔE 7.3 · #4F434E

Vista Paint

My Place or Yours? C-1312

ΔE 7.5 · #4E434C

IKEA

IKEA160 160

ΔE 8.6 · #4D3E45

Kobra

Red 17

ΔE 9.1 · #583F40

Dutch Boy

Seal of Grey VS-9301

ΔE 10.3 · #575757

RAL

Graphite Grey 7024

ΔE 11.1 · #474A51

Light Reflectance & Undertone

Light Reflectance Value (LRV)

9/100

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

TemperatureWarm MasstonePink UndertoneRed

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

Color Theory

Complementary

#645059
#4F635A

Analogous

#634F62
#645059
#63504F

Triadic

#645059
#58634F
#4F5863

Split-Complementary

#645059
#4F6350
#4F6263

Tetradic

#645059
#62634F
#4F635A
#504F63

Monochromatic

#0E0B0D
#392D32
#645059
#8E717E
#B09CA5

Rectangle

#645059
#635A4F
#4F635A
#4F5863

Compound

#645059
#63504F
#4F635A
#4F6263

Variations

Lighter

#886D79
#A5929B
#C9C1C5

Darker

#503F47
#372B30
#20191C

Saturation

#5C5659
#634F58
#8B2854

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)

Aa

vs White

7.41:1

AAA

Aa

vs Black

2.83:1

Fail

Deuteranopia

#645059
#585859

Original → Simulated

Protanopia

#645059
#545458

Original → Simulated

Tritanopia

#645059
#635252

Original → Simulated

Color Psychology

Quiet · Versatile

Sinful 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

#8A695E

Warm Bulb 2700K

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

#645059

Daylight 5500K

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

#786E82

Cool Bulb 6500K

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

Pairs With

#EBEAEB

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.

#395F4E

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

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: #645059;
CSS — background 
background-color: #645059;
CSS Variable 
--color-sinful: #645059;
Tailwind v3 — config 
colors: { 'sinful': '#645059' }
Tailwind — arbitrary 
bg-[#645059] text-[#645059]
SCSS 
$sinful: #645059;

Similar Colors

Camelot

#5D4C54 · ΔE 2.4

Cabernet

#6B5A64 · ΔE 4.2

Chambourd

#56464E · ΔE 5.0

Dark Walnut

#674A4E · ΔE 5.7

Kalamata

#6F505F · ΔE 5.9

Amazon Soil

#6F5B5C · ΔE 6.5

Wild Mulberry

#6B5E6B · ΔE 6.6

Mountain Ridge

#675C5F · ΔE 6.6
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 #645059?

#645059 is Sinful, a deep neutral with a cool undertone.

Is #645059 warm or cool?

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

What rooms work best with Sinful?

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

What colors pair well with Sinful?

Sinful 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 Sinful?

You can download Sinful 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 Sinful?

The hex code is #645059. In RGB it's 100, 80, 89, and in HSL it's 333°, 11%, 35%.

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