#643E48#643E48

#643E48 is a dark, muted pink. Relative luminance 0.066; OKLCH L 41.2% C 0.055 H 2.7°. Best body text is #FFFFFF at 9.03:1 contrast (WCAG AA passes).

Color values

HEX	#643E48
RGB	rgb(100, 62, 72)
HSL	hsl(344, 23%, 32%)
HSV	hsv(344, 38%, 39%)
CMYK	cmyk(0%, 38%, 28%, 60.8%)
CIE-LAB	lab(30.93, 18.17, 0.88)
CIE-LCH	lch(30.93, 18.19, 2.77°)
OKLab	oklab(41.16% 0.0549 0.0026)
OKLCH	oklch(41.16% 0.055 2.7)
XYZ	xyz(8.1481, 6.6230, 6.9788)
Luminance	0.0662 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643E48 #3E645A

analogous

#643E5B #643E48 #64473E

triadic

#643E48 #48643E #3E4864

tetradic

#643E48 #5B643E #3E645A #473E64

square

#643E48 #5B643E #3E645A #473E64

split-complementary

#643E48 #3E6447 #3E5B64

monochromatic

#180F12 #3E272D #643E48 #8A5563 #A97482

Accessibility & contrast

On white

9.03

#643E48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#643E48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643E48

9.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643E48	#FFFFFF	#000000	##FFFFFF
##643E48	1.00	9.03	2.32	9.03
#FFFFFF	9.03	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434548

Deuteranopia (green-blind)

#4D4B47

Tritanopia (blue-blind)

#6A3B41

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #643e48;
/* rgb */ color: rgb(100, 62, 72);
/* oklch */ color: oklch(41.2% 0.055 2.7);

Tailwind

colors: {
  custom: {
    50: '#91747a',
    500: '#643e48',
    950: '#000000',
  },
}

SCSS

$custom: #643e48;
$custom-light: #91747a;
$custom-dark: #000000;

JSON

{
  "hex": "#643e48",
  "rgb": {
    "r": 100,
    "g": 62,
    "b": 72
  },
  "hsl": {
    "h": 344.211,
    "s": 23.457,
    "l": 31.765
  },
  "oklch": {
    "l": 0.41162,
    "c": 0.05495,
    "h": 2.7
  },
  "luminance": 0.06622
}

Semantic roles & 50–950 ramp

primary

#643E48

secondary

#6A9489

accent

#C0A968

background

#F9F7F7

surface

#F1EDED

border

#CBC8C8

text

#0D0809

muted

#7E7B7B

Preview Lab

Preview with #643E48

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

Preview Lab → · Contrast checker → · Palette generator →