#642DA9#642DA9

#642DA9 is a dark, vivid violet. Relative luminance 0.075; OKLCH L 44.3% C 0.186 H 298.7°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#642DA9
RGB	rgb(100, 45, 169)
HSL	hsl(267, 58%, 42%)
HSV	hsv(267, 73%, 66%)
CMYK	cmyk(40.8%, 73.4%, 0%, 33.7%)
CIE-LAB	lab(32.81, 49.54, -56.98)
CIE-LCH	lch(32.81, 75.50, 311.00°)
OKLab	oklab(44.29% 0.0892 -0.1628)
OKLCH	oklch(44.29% 0.186 298.7)
XYZ	xyz(13.3535, 7.4505, 38.2630)
Luminance	0.0745 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642DA9 #72A92D

analogous

#2D34A9 #642DA9 #A22DA9

triadic

#642DA9 #A9642D #2DA964

tetradic

#642DA9 #A92D34 #72A92D #2DA9A2

square

#642DA9 #A92D34 #72A92D #2DA9A2

split-complementary

#642DA9 #A9A22D #34A92D

monochromatic

#2B1348 #472079 #642DA9 #8246CE #A376DA

Accessibility & contrast

On white

8.43

#642DA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#642DA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642DA9

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642DA9	#FFFFFF	#000000	##FFFFFF
##642DA9	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DAD

Deuteranopia (green-blind)

#004CA7

Tritanopia (blue-blind)

#534C68

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #642da9;
/* rgb */ color: rgb(100, 45, 169);
/* oklch */ color: oklch(44.3% 0.186 298.7);

Tailwind

colors: {
  custom: {
    50: '#966bc3',
    500: '#642da9',
    950: '#000000',
  },
}

SCSS

$custom: #642da9;
$custom-light: #966bc3;
$custom-dark: #000000;

JSON

{
  "hex": "#642da9",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 169
  },
  "hsl": {
    "h": 266.613,
    "s": 57.944,
    "l": 41.961
  },
  "oklch": {
    "l": 0.44293,
    "c": 0.18562,
    "h": 298.7
  },
  "luminance": 0.07451
}

Semantic roles & 50–950 ramp

primary

#642DA9

secondary

#9EC26F

accent

#E1479D

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #642DA9

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

Preview Lab → · Contrast checker → · Palette generator →