#642EA8#642EA8

#642EA8 is a dark, vivid violet. Relative luminance 0.075; OKLCH L 44.3% C 0.183 H 298.8°. Best body text is #FFFFFF at 8.41:1 contrast (WCAG AA passes).

Color values

HEX	#642EA8
RGB	rgb(100, 46, 168)
HSL	hsl(267, 57%, 42%)
HSV	hsv(267, 73%, 66%)
CMYK	cmyk(40.5%, 72.6%, 0%, 34.1%)
CIE-LAB	lab(32.90, 48.81, -56.24)
CIE-LCH	lch(32.90, 74.46, 310.95°)
OKLab	oklab(44.33% 0.0884 -0.1606)
OKLCH	oklch(44.33% 0.183 298.8)
XYZ	xyz(13.2986, 7.4903, 37.7833)
Luminance	0.0749 (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

#642EA8 #72A82E

analogous

#2E35A8 #642EA8 #A12EA8

triadic

#642EA8 #A8642E #2EA864

tetradic

#642EA8 #A82E35 #72A82E #2EA8A1

square

#642EA8 #A82E35 #72A82E #2EA8A1

split-complementary

#642EA8 #A8A12E #35A82E

monochromatic

#2B1448 #472178 #642EA8 #8247CD #A377DA

Accessibility & contrast

On white

8.41

#642EA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#642EA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642EA8

8.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642EA8	#FFFFFF	#000000	##FFFFFF
##642EA8	1.00	8.41	2.50	8.41
#FFFFFF	8.41	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DAC

Deuteranopia (green-blind)

#004CA6

Tritanopia (blue-blind)

#544C68

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #642ea8;
/* rgb */ color: rgb(100, 46, 168);
/* oklch */ color: oklch(44.3% 0.183 298.8);

Tailwind

colors: {
  custom: {
    50: '#966cc3',
    500: '#642ea8',
    950: '#000000',
  },
}

SCSS

$custom: #642ea8;
$custom-light: #966cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#642ea8",
  "rgb": {
    "r": 100,
    "g": 46,
    "b": 168
  },
  "hsl": {
    "h": 266.557,
    "s": 57.009,
    "l": 41.961
  },
  "oklch": {
    "l": 0.44329,
    "c": 0.18335,
    "h": 298.8
  },
  "luminance": 0.0749
}

Semantic roles & 50–950 ramp

primary

#642EA8

secondary

#9EC270

accent

#E0489D

background

#F9F6FC

surface

#F2ECF8

border

#CCC7D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #642EA8

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

Preview Lab → · Contrast checker → · Palette generator →