#642899#642899

#642899 is a dark, vivid violet. Relative luminance 0.065; OKLCH L 42.4% C 0.174 H 304.0°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#642899
RGB	rgb(100, 40, 153)
HSL	hsl(272, 59%, 38%)
HSV	hsv(272, 74%, 60%)
CMYK	cmyk(34.6%, 73.9%, 0%, 40%)
CIE-LAB	lab(30.70, 47.86, -50.72)
CIE-LCH	lch(30.70, 69.74, 313.33°)
OKLab	oklab(42.4% 0.0973 -0.1444)
OKLCH	oklch(42.4% 0.174 304)
XYZ	xyz(11.7628, 6.5268, 30.7709)
Luminance	0.0653 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642899 #5D9928

analogous

#2B2899 #642899 #992896

triadic

#642899 #996428 #289964

tetradic

#642899 #992B28 #5D9928 #289699

square

#642899 #992B28 #5D9928 #289699

split-complementary

#642899 #969928 #28992B

monochromatic

#250F38 #441B68 #642899 #8435CA #A165D7

Accessibility & contrast

On white

9.11

#642899 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#642899 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642899

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642899	#FFFFFF	#000000	##FFFFFF
##642899	1.00	9.11	2.31	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479C

Deuteranopia (green-blind)

#004897

Tritanopia (blue-blind)

#5A435E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #642899;
/* rgb */ color: rgb(100, 40, 153);
/* oklch */ color: oklch(42.4% 0.174 304.0);

Tailwind

colors: {
  custom: {
    50: '#9568b8',
    500: '#642899',
    950: '#000000',
  },
}

SCSS

$custom: #642899;
$custom-light: #9568b8;
$custom-dark: #000000;

JSON

{
  "hex": "#642899",
  "rgb": {
    "r": 100,
    "g": 40,
    "b": 153
  },
  "hsl": {
    "h": 271.858,
    "s": 58.549,
    "l": 37.843
  },
  "oklch": {
    "l": 0.424,
    "c": 0.17413,
    "h": 304
  },
  "luminance": 0.06527
}

Semantic roles & 50–950 ramp

primary

#642899

secondary

#8CBD60

accent

#E2468F

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #642899

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

Preview Lab → · Contrast checker → · Palette generator →