#642C73#642C73

#642C73 is a dark, vivid purple. Relative luminance 0.057; OKLCH L 40.2% C 0.127 H 318.7°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#642C73
RGB	rgb(100, 44, 115)
HSL	hsl(287, 45%, 31%)
HSV	hsv(287, 62%, 45%)
CMYK	cmyk(13%, 61.7%, 0%, 54.9%)
CIE-LAB	lab(28.77, 37.02, -30.16)
CIE-LCH	lch(28.77, 47.75, 320.82°)
OKLab	oklab(40.17% 0.0956 -0.0841)
OKLCH	oklch(40.17% 0.127 318.7)
XYZ	xyz(9.2503, 5.7489, 16.8387)
Luminance	0.0575 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642C73 #3B732C

analogous

#402C73 #642C73 #732C5E

triadic

#642C73 #73642C #2C7364

tetradic

#642C73 #73402C #3B732C #2C5E73

square

#642C73 #73402C #3B732C #2C5E73

split-complementary

#642C73 #5E732C #2C7340

monochromatic

#170A1A #3E1B47 #642C73 #8A3D9F #AA5AC0

Accessibility & contrast

On white

9.77

#642C73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#642C73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642C73

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642C73	#FFFFFF	#000000	##FFFFFF
##642C73	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4075

Deuteranopia (green-blind)

#304671

Tritanopia (blue-blind)

#64374B

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #642c73;
/* rgb */ color: rgb(100, 44, 115);
/* oklch */ color: oklch(40.2% 0.127 318.7);

Tailwind

colors: {
  custom: {
    50: '#92699b',
    500: '#642c73',
    950: '#000000',
  },
}

SCSS

$custom: #642c73;
$custom-light: #92699b;
$custom-dark: #000000;

JSON

{
  "hex": "#642c73",
  "rgb": {
    "r": 100,
    "g": 44,
    "b": 115
  },
  "hsl": {
    "h": 287.324,
    "s": 44.654,
    "l": 31.176
  },
  "oklch": {
    "l": 0.4017,
    "c": 0.12738,
    "h": 318.7
  },
  "luminance": 0.05748
}

Semantic roles & 50–950 ramp

primary

#642C73

secondary

#67A556

accent

#D4536F

background

#F9F6F9

surface

#F1EBF2

border

#CBC6CC

text

#0D060E

muted

#7E7A7E

Preview Lab

Preview with #642C73

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

Preview Lab → · Contrast checker → · Palette generator →