#643E49#643E49

#643E49 is a dark, muted pink. Relative luminance 0.066; OKLCH L 41.2% C 0.055 H 1.0°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#643E49
RGB	rgb(100, 62, 73)
HSL	hsl(343, 23%, 32%)
HSV	hsv(343, 38%, 39%)
CMYK	cmyk(0%, 38%, 27%, 60.8%)
CIE-LAB	lab(30.96, 18.33, 0.28)
CIE-LCH	lch(30.96, 18.33, 0.86°)
OKLab	oklab(41.2% 0.0553 0.001)
OKLCH	oklch(41.2% 0.055 1)
XYZ	xyz(8.1809, 6.6361, 7.1520)
Luminance	0.0664 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643E49 #3E6459

analogous

#643E5C #643E49 #64463E

triadic

#643E49 #49643E #3E4964

tetradic

#643E49 #5C643E #3E6459 #463E64

square

#643E49 #5C643E #3E6459 #463E64

split-complementary

#643E49 #3E6446 #3E5C64

monochromatic

#180F12 #3E272D #643E49 #8A5565 #A97483

Accessibility & contrast

On white

9.02

#643E49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#643E49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643E49

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643E49	#FFFFFF	#000000	##FFFFFF
##643E49	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#434549

Deuteranopia (green-blind)

#4C4B48

Tritanopia (blue-blind)

#6A3C42

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #643e49;
/* rgb */ color: rgb(100, 62, 73);
/* oklch */ color: oklch(41.2% 0.055 1.0);

Tailwind

colors: {
  custom: {
    50: '#91747b',
    500: '#643e49',
    950: '#000000',
  },
}

SCSS

$custom: #643e49;
$custom-light: #91747b;
$custom-dark: #000000;

JSON

{
  "hex": "#643e49",
  "rgb": {
    "r": 100,
    "g": 62,
    "b": 73
  },
  "hsl": {
    "h": 342.632,
    "s": 23.457,
    "l": 31.765
  },
  "oklch": {
    "l": 0.41196,
    "c": 0.05532,
    "h": 1
  },
  "luminance": 0.06636
}

Semantic roles & 50–950 ramp

primary

#643E49

secondary

#6A9488

accent

#C0A668

background

#F9F7F7

surface

#F1EDED

border

#CBC8C8

text

#0D0809

muted

#7E7B7B

Preview Lab

Preview with #643E49

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

Preview Lab → · Contrast checker → · Palette generator →