#640E31#640E31

#640E31 is a dark, vivid pink. Relative luminance 0.032; OKLCH L 33.5% C 0.121 H 2.6°. Best body text is #FFFFFF at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#640E31
RGB	rgb(100, 14, 49)
HSL	hsl(336, 75%, 22%)
HSV	hsv(336, 86%, 39%)
CMYK	cmyk(0%, 86%, 51%, 60.8%)
CIE-LAB	lab(21.00, 39.23, 1.97)
CIE-LCH	lch(21.00, 39.28, 2.87°)
OKLab	oklab(33.48% 0.1204 0.0055)
OKLCH	oklch(33.48% 0.121 2.6)
XYZ	xyz(5.9675, 3.2460, 3.2174)
Luminance	0.0324 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#640E31 #0E6441

analogous

#640E5C #640E31 #64160E

triadic

#640E31 #31640E #0E3164

tetradic

#640E31 #5C640E #0E6441 #160E64

square

#640E31 #5C640E #0E6441 #160E64

split-complementary

#640E31 #0E6416 #0E5C64

monochromatic

#1B040D #2E0617 #640E31 #9A164B #CF1D66

Accessibility & contrast

On white

12.73

#640E31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#640E31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #640E31

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##640E31	#FFFFFF	#000000	##FFFFFF
##640E31	1.00	12.73	1.65	12.73
#FFFFFF	12.73	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242832

Deuteranopia (green-blind)

#3B382F

Tritanopia (blue-blind)

#6D001E

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #640e31;
/* rgb */ color: rgb(100, 14, 49);
/* oklch */ color: oklch(33.5% 0.121 2.6);

Tailwind

colors: {
  custom: {
    50: '#955868',
    500: '#640e31',
    950: '#000000',
  },
}

SCSS

$custom: #640e31;
$custom-light: #955868;
$custom-dark: #000000;

JSON

{
  "hex": "#640e31",
  "rgb": {
    "r": 100,
    "g": 14,
    "b": 49
  },
  "hsl": {
    "h": 335.581,
    "s": 75.439,
    "l": 22.353
  },
  "oklch": {
    "l": 0.33475,
    "c": 0.12052,
    "h": 2.6
  },
  "luminance": 0.03245
}

Semantic roles & 50–950 ramp

primary

#640E31

secondary

#319D71

accent

#F2A536

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0406

muted

#7E797A

Preview Lab

Preview with #640E31

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

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