#643E50#643E50

#643E50 is a dark, muted pink. Relative luminance 0.067; OKLCH L 41.4% C 0.059 H 350.1°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#643E50
RGB	rgb(100, 62, 80)
HSL	hsl(332, 23%, 32%)
HSV	hsv(332, 38%, 39%)
CMYK	cmyk(0%, 38%, 20%, 60.8%)
CIE-LAB	lab(31.19, 19.52, -3.92)
CIE-LCH	lch(31.19, 19.91, 348.65°)
OKLab	oklab(41.45% 0.0581 -0.0102)
OKLCH	oklch(41.45% 0.059 350.1)
XYZ	xyz(8.4262, 6.7343, 8.4439)
Luminance	0.0673 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643E50 #3E6452

analogous

#643E63 #643E50 #643F3E

triadic

#643E50 #50643E #3E5064

tetradic

#643E50 #63643E #3E6452 #3F3E64

square

#643E50 #63643E #3E6452 #3F3E64

split-complementary

#643E50 #3E643F #3E6364

monochromatic

#180F14 #3E2732 #643E50 #8A556E #A9748D

Accessibility & contrast

On white

8.95

#643E50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#643E50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643E50

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643E50	#FFFFFF	#000000	##FFFFFF
##643E50	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#424651

Deuteranopia (green-blind)

#4B4C4F

Tritanopia (blue-blind)

#693D44

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #643e50;
/* rgb */ color: rgb(100, 62, 80);
/* oklch */ color: oklch(41.4% 0.059 350.1);

Tailwind

colors: {
  custom: {
    50: '#917481',
    500: '#643e50',
    950: '#000000',
  },
}

SCSS

$custom: #643e50;
$custom-light: #917481;
$custom-dark: #000000;

JSON

{
  "hex": "#643e50",
  "rgb": {
    "r": 100,
    "g": 62,
    "b": 80
  },
  "hsl": {
    "h": 331.579,
    "s": 23.457,
    "l": 31.765
  },
  "oklch": {
    "l": 0.41447,
    "c": 0.05901,
    "h": 350.1
  },
  "luminance": 0.06734
}

Semantic roles & 50–950 ramp

primary

#643E50

secondary

#6A9480

accent

#C09668

background

#F9F7F7

surface

#F1EDEE

border

#CBC8C9

text

#0D080A

muted

#7E7B7C

Preview Lab

Preview with #643E50

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

Preview Lab → · Contrast checker → · Palette generator →