#641B57#641B57

#641B57 is a dark, vivid pink. Relative luminance 0.042; OKLCH L 36.4% C 0.127 H 335.9°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#641B57
RGB	rgb(100, 27, 87)
HSL	hsl(311, 57%, 25%)
HSV	hsv(311, 73%, 39%)
CMYK	cmyk(0%, 73%, 13%, 60.8%)
CIE-LAB	lab(24.26, 39.64, -19.08)
CIE-LCH	lch(24.26, 43.99, 334.30°)
OKLab	oklab(36.38% 0.116 -0.052)
OKLCH	oklch(36.38% 0.127 335.9)
XYZ	xyz(7.3679, 4.1819, 9.4341)
Luminance	0.0418 (WCAG relative)
Temperature	neutral
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641B57 #1B6428

analogous

#4D1B64 #641B57 #641B33

triadic

#641B57 #57641B #1B5764

tetradic

#641B57 #644D1B #1B6428 #1B3364

square

#641B57 #644D1B #1B6428 #1B3364

split-complementary

#641B57 #33641B #1B644D

monochromatic

#180715 #340E2D #641B57 #942881 #C435AB

Accessibility & contrast

On white

11.44

#641B57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#641B57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641B57

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641B57	#FFFFFF	#000000	##FFFFFF
##641B57	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C3359

Deuteranopia (green-blind)

#343E55

Tritanopia (blue-blind)

#692036

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #641b57;
/* rgb */ color: rgb(100, 27, 87);
/* oklch */ color: oklch(36.4% 0.127 335.9);

Tailwind

colors: {
  custom: {
    50: '#935e86',
    500: '#641b57',
    950: '#000000',
  },
}

SCSS

$custom: #641b57;
$custom-light: #935e86;
$custom-dark: #000000;

JSON

{
  "hex": "#641b57",
  "rgb": {
    "r": 100,
    "g": 27,
    "b": 87
  },
  "hsl": {
    "h": 310.685,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.36382,
    "c": 0.12707,
    "h": 335.9
  },
  "luminance": 0.04181
}

Semantic roles & 50–950 ramp

primary

#641B57

secondary

#419951

accent

#E16247

background

#F9F5F8

surface

#F2E9EF

border

#CCC5CA

text

#0D050B

muted

#7E797C

Preview Lab

Preview with #641B57

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

Preview Lab → · Contrast checker → · Palette generator →