#643D52#643D52

#643D52 is a dark, moderate pink. Relative luminance 0.067; OKLCH L 41.3% C 0.062 H 346.7°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#643D52
RGB	rgb(100, 61, 82)
HSL	hsl(328, 24%, 32%)
HSV	hsv(328, 39%, 39%)
CMYK	cmyk(0%, 39%, 18%, 60.8%)
CIE-LAB	lab(31.01, 20.50, -5.48)
CIE-LCH	lch(31.01, 21.22, 345.02°)
OKLab	oklab(41.33% 0.0607 -0.0144)
OKLCH	oklch(41.33% 0.062 346.7)
XYZ	xyz(8.4473, 6.6565, 8.8209)
Luminance	0.0666 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643D52 #3D644F

analogous

#633D64 #643D52 #643D3F

triadic

#643D52 #52643D #3D5264

tetradic

#643D52 #64633D #3D644F #3D3F64

square

#643D52 #64633D #3D644F #3D3F64

split-complementary

#643D52 #3F643D #3D6463

monochromatic

#180F14 #3E2633 #643D52 #8A5471 #A97290

Accessibility & contrast

On white

9.01

#643D52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#643D52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643D52

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643D52	#FFFFFF	#000000	##FFFFFF
##643D52	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#404553

Deuteranopia (green-blind)

#4A4B51

Tritanopia (blue-blind)

#693C44

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #643d52;
/* rgb */ color: rgb(100, 61, 82);
/* oklch */ color: oklch(41.3% 0.062 346.7);

Tailwind

colors: {
  custom: {
    50: '#917382',
    500: '#643d52',
    950: '#000000',
  },
}

SCSS

$custom: #643d52;
$custom-light: #917382;
$custom-dark: #000000;

JSON

{
  "hex": "#643d52",
  "rgb": {
    "r": 100,
    "g": 61,
    "b": 82
  },
  "hsl": {
    "h": 327.692,
    "s": 24.224,
    "l": 31.569
  },
  "oklch": {
    "l": 0.41332,
    "c": 0.06238,
    "h": 346.7
  },
  "luminance": 0.06656
}

Semantic roles & 50–950 ramp

primary

#643D52

secondary

#69947D

accent

#C19067

background

#F9F7F7

surface

#F1EDEE

border

#CBC8C9

text

#0D080A

muted

#7E7B7C

Preview Lab

Preview with #643D52

Body copy rendered with the generated semantic roles for this colour.

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