#642A73#642A73

#642A73 is a dark, vivid purple. Relative luminance 0.056; OKLCH L 39.9% C 0.131 H 318.9°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#642A73
RGB	rgb(100, 42, 115)
HSL	hsl(288, 46%, 31%)
HSV	hsv(288, 63%, 45%)
CMYK	cmyk(13%, 63.5%, 0%, 54.9%)
CIE-LAB	lab(28.39, 38.05, -30.77)
CIE-LCH	lch(28.39, 48.94, 321.04°)
OKLab	oklab(39.89% 0.0984 -0.0859)
OKLCH	oklch(39.89% 0.131 318.9)
XYZ	xyz(9.1776, 5.6034, 16.8145)
Luminance	0.0560 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642A73 #39732A

analogous

#3F2A73 #642A73 #732A5D

triadic

#642A73 #73642A #2A7364

tetradic

#642A73 #733F2A #39732A #2A5D73

square

#642A73 #733F2A #39732A #2A5D73

split-complementary

#642A73 #5D732A #2A733F

monochromatic

#160919 #3D1A46 #642A73 #8B3AA0 #AB56C1

Accessibility & contrast

On white

9.90

#642A73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#642A73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642A73

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642A73	#FFFFFF	#000000	##FFFFFF
##642A73	1.00	9.90	2.12	9.90
#FFFFFF	9.90	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#173F75

Deuteranopia (green-blind)

#2E4571

Tritanopia (blue-blind)

#64364A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #642a73;
/* rgb */ color: rgb(100, 42, 115);
/* oklch */ color: oklch(39.9% 0.131 318.9);

Tailwind

colors: {
  custom: {
    50: '#92679c',
    500: '#642a73',
    950: '#000000',
  },
}

SCSS

$custom: #642a73;
$custom-light: #92679c;
$custom-dark: #000000;

JSON

{
  "hex": "#642a73",
  "rgb": {
    "r": 100,
    "g": 42,
    "b": 115
  },
  "hsl": {
    "h": 287.671,
    "s": 46.497,
    "l": 30.784
  },
  "oklch": {
    "l": 0.39893,
    "c": 0.13061,
    "h": 318.9
  },
  "luminance": 0.05603
}

Semantic roles & 50–950 ramp

primary

#642A73

secondary

#65A554

accent

#D6526D

background

#F9F6F9

surface

#F1EBF2

border

#CBC6CC

text

#0D060E

muted

#7E7A7E

Preview Lab

Preview with #642A73

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

Preview Lab → · Contrast checker → · Palette generator →