#642C71#642C71

#642C71 is a dark, vivid purple. Relative luminance 0.057; OKLCH L 40.0% C 0.125 H 319.7°. Best body text is #FFFFFF at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#642C71
RGB	rgb(100, 44, 113)
HSL	hsl(289, 44%, 31%)
HSV	hsv(289, 61%, 44%)
CMYK	cmyk(11.5%, 61.1%, 0%, 55.7%)
CIE-LAB	lab(28.65, 36.58, -29.08)
CIE-LCH	lch(28.65, 46.73, 321.52°)
OKLab	oklab(40.05% 0.0955 -0.081)
OKLCH	oklch(40.05% 0.125 319.7)
XYZ	xyz(9.1365, 5.7033, 16.2392)
Luminance	0.0570 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642C71 #39712C

analogous

#412C71 #642C71 #712C5B

triadic

#642C71 #71642C #2C7164

tetradic

#642C71 #71412C #39712C #2C5B71

square

#642C71 #71412C #39712C #2C5B71

split-complementary

#642C71 #5B712C #2C7141

monochromatic

#160A19 #3D1B45 #642C71 #8B3D9D #AB59BE

Accessibility & contrast

On white

9.81

#642C71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#642C71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642C71

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642C71	#FFFFFF	#000000	##FFFFFF
##642C71	1.00	9.81	2.14	9.81
#FFFFFF	9.81	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D4073

Deuteranopia (green-blind)

#31466F

Tritanopia (blue-blind)

#64374A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #642c71;
/* rgb */ color: rgb(100, 44, 113);
/* oklch */ color: oklch(40.0% 0.125 319.7);

Tailwind

colors: {
  custom: {
    50: '#92689a',
    500: '#642c71',
    950: '#000000',
  },
}

SCSS

$custom: #642c71;
$custom-light: #92689a;
$custom-dark: #000000;

JSON

{
  "hex": "#642c71",
  "rgb": {
    "r": 100,
    "g": 44,
    "b": 113
  },
  "hsl": {
    "h": 288.696,
    "s": 43.949,
    "l": 30.784
  },
  "oklch": {
    "l": 0.40046,
    "c": 0.12523,
    "h": 319.7
  },
  "luminance": 0.05703
}

Semantic roles & 50–950 ramp

primary

#642C71

secondary

#65A356

accent

#D4546C

background

#F9F6F9

surface

#F1EBF2

border

#CBC6CC

text

#0D060E

muted

#7E7A7E

Preview Lab

Preview with #642C71

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

Preview Lab → · Contrast checker → · Palette generator →