#642D89#642D89

#642D89 is a dark, vivid violet. Relative luminance 0.064; OKLCH L 41.8% C 0.150 H 308.8°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#642D89
RGB	rgb(100, 45, 137)
HSL	hsl(276, 51%, 36%)
HSV	hsv(276, 67%, 54%)
CMYK	cmyk(27%, 67.2%, 0%, 46.3%)
CIE-LAB	lab(30.38, 41.57, -41.40)
CIE-LCH	lch(30.38, 58.67, 315.12°)
OKLab	oklab(41.8% 0.094 -0.117)
OKLCH	oklch(41.8% 0.15 308.8)
XYZ	xyz(10.7084, 6.3924, 24.3318)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642D89 #52892D

analogous

#362D89 #642D89 #892D80

triadic

#642D89 #89642D #2D8964

tetradic

#642D89 #89362D #52892D #2D8089

square

#642D89 #89362D #52892D #2D8089

split-complementary

#642D89 #80892D #2D8936

monochromatic

#210F2D #421E5B #642D89 #863CB7 #A264CC

Accessibility & contrast

On white

9.22

#642D89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#642D89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642D89

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642D89	#FFFFFF	#000000	##FFFFFF
##642D89	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458C

Deuteranopia (green-blind)

#1D4887

Tritanopia (blue-blind)

#5F4057

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #642d89;
/* rgb */ color: rgb(100, 45, 137);
/* oklch */ color: oklch(41.8% 0.150 308.8);

Tailwind

colors: {
  custom: {
    50: '#936aac',
    500: '#642d89',
    950: '#000000',
  },
}

SCSS

$custom: #642d89;
$custom-light: #936aac;
$custom-dark: #000000;

JSON

{
  "hex": "#642d89",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 137
  },
  "hsl": {
    "h": 275.87,
    "s": 50.549,
    "l": 35.686
  },
  "oklch": {
    "l": 0.41795,
    "c": 0.15008,
    "h": 308.8
  },
  "luminance": 0.06392
}

Semantic roles & 50–950 ramp

primary

#642D89

secondary

#81B35F

accent

#DA4E86

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0D0710

muted

#7E7A7F

Preview Lab

Preview with #642D89

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

Preview Lab → · Contrast checker → · Palette generator →