#643E52#643E52

#643E52 is a dark, moderate pink. Relative luminance 0.068; OKLCH L 41.5% C 0.060 H 347.2°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#643E52
RGB	rgb(100, 62, 82)
HSL	hsl(328, 23%, 32%)
HSV	hsv(328, 38%, 39%)
CMYK	cmyk(0%, 38%, 18%, 60.8%)
CIE-LAB	lab(31.26, 19.88, -5.11)
CIE-LCH	lch(31.26, 20.53, 345.59°)
OKLab	oklab(41.52% 0.0589 -0.0134)
OKLCH	oklch(41.52% 0.06 347.2)
XYZ	xyz(8.5012, 6.7643, 8.8389)
Luminance	0.0676 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643E52 #3E6450

analogous

#633E64 #643E52 #643E3F

triadic

#643E52 #52643E #3E5264

tetradic

#643E52 #64633E #3E6450 #3E3F64

square

#643E52 #64633E #3E6450 #3E3F64

split-complementary

#643E52 #3F643E #3E6463

monochromatic

#180F14 #3E2733 #643E52 #8A5571 #A97490

Accessibility & contrast

On white

8.93

#643E52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#643E52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643E52

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643E52	#FFFFFF	#000000	##FFFFFF
##643E52	1.00	8.93	2.35	8.93
#FFFFFF	8.93	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#414653

Deuteranopia (green-blind)

#4A4C51

Tritanopia (blue-blind)

#693D45

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #643e52;
/* rgb */ color: rgb(100, 62, 82);
/* oklch */ color: oklch(41.5% 0.060 347.2);

Tailwind

colors: {
  custom: {
    50: '#917482',
    500: '#643e52',
    950: '#000000',
  },
}

SCSS

$custom: #643e52;
$custom-light: #917482;
$custom-dark: #000000;

JSON

{
  "hex": "#643e52",
  "rgb": {
    "r": 100,
    "g": 62,
    "b": 82
  },
  "hsl": {
    "h": 328.421,
    "s": 23.457,
    "l": 31.765
  },
  "oklch": {
    "l": 0.41524,
    "c": 0.0604,
    "h": 347.2
  },
  "luminance": 0.06764
}

Semantic roles & 50–950 ramp

primary

#643E52

secondary

#6A947E

accent

#C09268

background

#F9F7F7

surface

#F1EDEE

border

#CBC8C9

text

#0D080A

muted

#7E7B7C

Preview Lab

Preview with #643E52

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

Preview Lab → · Contrast checker → · Palette generator →