#642DB4#642DB4

#642DB4 is a mid, vivid violet. Relative luminance 0.079; OKLCH L 45.2% C 0.198 H 296.0°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#642DB4
RGB	rgb(100, 45, 180)
HSL	hsl(264, 60%, 44%)
HSV	hsv(264, 75%, 71%)
CMYK	cmyk(44.4%, 75%, 0%, 29.4%)
CIE-LAB	lab(33.73, 52.36, -62.04)
CIE-LCH	lch(33.73, 81.18, 310.17°)
OKLab	oklab(45.23% 0.0866 -0.1777)
OKLCH	oklch(45.23% 0.198 296)
XYZ	xyz(14.4299, 7.8810, 43.9321)
Luminance	0.0788 (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

#642DB4 #7DB42D

analogous

#2D3AB4 #642DB4 #A82DB4

triadic

#642DB4 #B4642D #2DB464

tetradic

#642DB4 #B42D3A #7DB42D #2DB4A8

square

#642DB4 #B42D3A #7DB42D #2DB4A8

split-complementary

#642DB4 #B4A82D #3AB42D

monochromatic

#2E1552 #492183 #642DB4 #834CD2 #A57DDE

Accessibility & contrast

On white

8.15

#642DB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#642DB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642DB4

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642DB4	#FFFFFF	#000000	##FFFFFF
##642DB4	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B8

Deuteranopia (green-blind)

#004DB1

Tritanopia (blue-blind)

#4E516F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #642db4;
/* rgb */ color: rgb(100, 45, 180);
/* oklch */ color: oklch(45.2% 0.198 296.0);

Tailwind

colors: {
  custom: {
    50: '#986ccb',
    500: '#642db4',
    950: '#000000',
  },
}

SCSS

$custom: #642db4;
$custom-light: #986ccb;
$custom-dark: #000000;

JSON

{
  "hex": "#642db4",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 180
  },
  "hsl": {
    "h": 264.444,
    "s": 60,
    "l": 44.118
  },
  "oklch": {
    "l": 0.4523,
    "c": 0.19765,
    "h": 296
  },
  "luminance": 0.07881
}

Semantic roles & 50–950 ramp

primary

#642DB4

secondary

#A6C776

accent

#E345A3

background

#F9F6FC

surface

#F2ECF9

border

#CCC7D2

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #642DB4

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

Preview Lab → · Contrast checker → · Palette generator →