#642789#642789

#642789 is a dark, vivid violet. Relative luminance 0.060; OKLCH L 41.0% C 0.158 H 309.6°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#642789
RGB	rgb(100, 39, 137)
HSL	hsl(277, 56%, 35%)
HSV	hsv(277, 72%, 54%)
CMYK	cmyk(27%, 71.5%, 0%, 46.3%)
CIE-LAB	lab(29.33, 44.50, -43.10)
CIE-LCH	lch(29.33, 61.95, 315.92°)
OKLab	oklab(41.04% 0.101 -0.122)
OKLCH	oklch(41.04% 0.158 309.6)
XYZ	xyz(10.4955, 5.9667, 24.2609)
Luminance	0.0597 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642789 #4C8927

analogous

#332789 #642789 #89277D

triadic

#642789 #896427 #278964

tetradic

#642789 #893327 #4C8927 #277D89

square

#642789 #893327 #4C8927 #277D89

split-complementary

#642789 #7D8927 #278933

monochromatic

#1E0C2A #411959 #642789 #8735B9 #A45AD0

Accessibility & contrast

On white

9.57

#642789 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#642789 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642789

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642789	#FFFFFF	#000000	##FFFFFF
##642789	1.00	9.57	2.19	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438C

Deuteranopia (green-blind)

#144687

Tritanopia (blue-blind)

#5F3C55

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #642789;
/* rgb */ color: rgb(100, 39, 137);
/* oklch */ color: oklch(41.0% 0.158 309.6);

Tailwind

colors: {
  custom: {
    50: '#9467ac',
    500: '#642789',
    950: '#000000',
  },
}

SCSS

$custom: #642789;
$custom-light: #9467ac;
$custom-dark: #000000;

JSON

{
  "hex": "#642789",
  "rgb": {
    "r": 100,
    "g": 39,
    "b": 137
  },
  "hsl": {
    "h": 277.347,
    "s": 55.682,
    "l": 34.51
  },
  "oklch": {
    "l": 0.4104,
    "c": 0.15836,
    "h": 309.6
  },
  "luminance": 0.05967
}

Semantic roles & 50–950 ramp

primary

#642789

secondary

#7AB557

accent

#DF4982

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0610

muted

#7E7A7F

Preview Lab

Preview with #642789

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

Preview Lab → · Contrast checker → · Palette generator →