GREYS

Purple Passage

#645E77

RGB 100, 94, 119 · HSL 254°, 12%, 42% · CMYK 16, 21, 0, 53

Purple Passage is #645E77 in HEX — rgb(100, 94, 119), hsl(254°, 12%, 42%), cmyk(16%, 21%, 0%, 53%).

Purple Passage pulls into the rich end of the greys spectrum — HSL 254°, 12%, 42%. The neutral saturation makes it near-neutral and forgiving, and the hue reads cool. In interior projects it shines on walls, soft furniture, hard surfaces — as the project's quiet backbone. Reads best alongside white trim, natural wood, brass, soft black accents.

Color Codes

HEX#645E77

RGB100, 94, 119

HSL254°, 12%, 42%

HSV254°, 21%, 47%

CMYK16, 21, 0, 53

Decimal6577783

CSS RGBrgb(100, 94, 119)

CSS HSLhsl(254, 12%, 42%)

Paint Matches — this color across 16 brands

Sherwin-Williams

Purple Passage SW6551

Exact match

Vista Paint

Grapes of Wrath C-1283

ΔE 1.8 · #65617C

Valspar

Metropolis Lilac 4001-6C

ΔE 1.9 · #645D79

Hallman-Lindsay

Grapes Of Wrath 1284

ΔE 2.1 · #65627D

Kilz

Wine Hour RA290-02

ΔE 2.5 · #5E5871

Dunn-Edwards

Purple Daze DE5929

ΔE 3.3 · #63647E

Dulux

Unexplained S43C6

ΔE 3.8 · #68667C

Behr

Vintage Grape 670F-6

ΔE 3.8 · #595975

RAL

Pearl Black Berry 4012

ΔE 4 · #6C6881

Benjamin Moore

Pinot CSP-460

ΔE 4.3 · #706278

PPG

Purple Rain 1174-6

ΔE 5.6 · #736A86

Farrow & Ball

Pitch Blue 220

ΔE 9.1 · #636E8F

IKEA

IKEA156 156

ΔE 10.4 · #676973

Colorhouse

Wool .06 Wool-06

ΔE 13.5 · #485761

Kobra

Blue 31

ΔE 15.8 · #334059

Dutch Boy

Seal of Grey VS-9301

ΔE 16 · #575757

Light Reflectance & Undertone

Light Reflectance Value (LRV)

12/100

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

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

#645E77

#72785E

Analogous

#5E6578

#645E77

#715E78

Triadic

#645E77

#78645E

#5E7864

Split-Complementary

#645E77

#78715E

#65785E

Tetradic

#645E77

#785E65

#72785E

#5E7871

Monochromatic

#1D1B22

#403D4D

#645E77

#8A849F

#B3AFC0

Rectangle

#645E77

#785E72

#72785E

#5E7864

Compound

#645E77

#715E78

#72785E

#65785E

Variations

Lighter

#817A97

#A19DAF

#C9C7D0

Darker

#504B60

#373343

#201E27

Saturation

#69676F

#645E78

#4B2FA7

Interior Use

Best Rooms

living rooms, bedrooms, bathrooms

Best Uses

walls, soft furniture, hard surfaces

Pairs With

white trim, natural wood, brass, soft black accents

Accessibility (WCAG)

vs White

6.16:1

vs Black

3.41:1

AA Large

Deuteranopia

#645E77

#5C6377

Original → Simulated

Protanopia

#645E77

#5F5F74

Original → Simulated

Tritanopia

#645E77

#626360

Original → Simulated

Color Psychology

Quiet · Versatile

Purple Passage 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

#8A7374

Warm Bulb 2700K

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

#645E77

Daylight 5500K

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

#787899

Cool Bulb 6500K

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

Pairs With

#EAEAEB

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.

#677244

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: #645E77;

CSS — background

background-color: #645E77;

CSS Variable

--color-purple-passage: #645E77;

Tailwind v3 — config

colors: { 'purple-passage': '#645E77' }

Tailwind — arbitrary

bg-[#645E77] text-[#645E77]

SCSS

$purple-passage: #645E77;

Similar Colors

Pinot Grigio Grape

#6F6177 · ΔE 4.1

Nightfall Sky

#6F6578 · ΔE 5.0

Darkest Grape

#5C5A7C · ΔE 5.9

Blue Gaspe

#5C6274 · ΔE 6.5

French Violet

#696D86 · ΔE 6.5

Wild Mulberry

#6B5E6B · ΔE 7.8

Blue Heron

#5C6A85 · ΔE 8.0

Dark Lilac

#544D6D · ΔE 8.3

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 #645E77?

#645E77 is Purple Passage, a mid-tone grey with a cool undertone.

Is #645E77 warm or cool?

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

What rooms work best with Purple Passage?

Purple Passage works well in living rooms, bedrooms, bathrooms. Designers typically use it for walls, soft furniture, hard surfaces.

What colors pair well with Purple Passage?

Purple Passage pairs naturally with white trim, natural wood, brass, soft black accents. Its complementary color is also a strong contrast option for accents.

Where can I download Purple Passage?

You can download Purple Passage 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 Purple Passage?

The hex code is #645E77. In RGB it's 100, 94, 119, and in HSL it's 254°, 12%, 42%.

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