#641831#641831

#641831 is a dark, moderate pink. Relative luminance 0.036; OKLCH L 34.4% C 0.110 H 5.2°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#641831
RGB	rgb(100, 24, 49)
HSL	hsl(340, 61%, 24%)
HSV	hsv(340, 76%, 39%)
CMYK	cmyk(0%, 76%, 51%, 60.8%)
CIE-LAB	lab(22.25, 35.72, 3.76)
CIE-LCH	lch(22.25, 35.92, 6.00°)
OKLab	oklab(34.39% 0.1091 0.01)
OKLCH	oklch(34.39% 0.11 5.2)
XYZ	xyz(6.1370, 3.5852, 3.2740)
Luminance	0.0358 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641831 #18644B

analogous

#641857 #641831 #642518

triadic

#641831 #316418 #183164

tetradic

#641831 #576418 #18644B #251864

square

#641831 #576418 #18644B #251864

split-complementary

#641831 #186425 #185764

monochromatic

#19060C #330C19 #641831 #952449 #C73061

Accessibility & contrast

On white

12.23

#641831 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#641831 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641831

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641831	#FFFFFF	#000000	##FFFFFF
##641831	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2C32

Deuteranopia (green-blind)

#3E3B2F

Tritanopia (blue-blind)

#6D0A22

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #641831;
/* rgb */ color: rgb(100, 24, 49);
/* oklch */ color: oklch(34.4% 0.110 5.2);

Tailwind

colors: {
  custom: {
    50: '#945c68',
    500: '#641831',
    950: '#000000',
  },
}

SCSS

$custom: #641831;
$custom-light: #945c68;
$custom-dark: #000000;

JSON

{
  "hex": "#641831",
  "rgb": {
    "r": 100,
    "g": 24,
    "b": 49
  },
  "hsl": {
    "h": 340.263,
    "s": 61.29,
    "l": 24.314
  },
  "oklch": {
    "l": 0.34393,
    "c": 0.10957,
    "h": 5.2
  },
  "luminance": 0.03584
}

Semantic roles & 50–950 ramp

primary

#641831

secondary

#3E9A7C

accent

#E4AF43

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0406

muted

#7E797A

Preview Lab

Preview with #641831

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

Preview Lab → · Contrast checker → · Palette generator →