#643DC2#643DC2

#643DC2 is a mid, vivid violet. Relative luminance 0.099; OKLCH L 48.4% C 0.195 H 290.7°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#643DC2
RGB	rgb(100, 61, 194)
HSL	hsl(258, 52%, 50%)
HSV	hsv(258, 69%, 76%)
CMYK	cmyk(48.5%, 68.6%, 0%, 23.9%)
CIE-LAB	lab(37.74, 48.19, -63.75)
CIE-LCH	lch(37.74, 79.92, 307.09°)
OKLab	oklab(48.43% 0.0691 -0.1828)
OKLCH	oklch(48.43% 0.195 290.7)
XYZ	xyz(16.6591, 9.9412, 52.0696)
Luminance	0.0994 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 1.30

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643DC2 #9BC23D

analogous

#3D58C2 #643DC2 #A73DC2

triadic

#643DC2 #C2643D #3DC264

tetradic

#643DC2 #C23D58 #9BC23D #3DC2A7

square

#643DC2 #C23D58 #9BC23D #3DC2A7

split-complementary

#643DC2 #C2A73D #58C23D

monochromatic

#342065 #4C2E93 #643DC2 #896CD1 #AE9ADF

Accessibility & contrast

On white

7.03

#643DC2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#643DC2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643DC2

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643DC2	#FFFFFF	#000000	##FFFFFF
##643DC2	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC6

Deuteranopia (green-blind)

#0056BF

Tritanopia (blue-blind)

#455E7B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #643dc2;
/* rgb */ color: rgb(100, 61, 194);
/* oklch */ color: oklch(48.4% 0.195 290.7);

Tailwind

colors: {
  custom: {
    50: '#9875d5',
    500: '#643dc2',
    950: '#000000',
  },
}

SCSS

$custom: #643dc2;
$custom-light: #9875d5;
$custom-dark: #000000;

JSON

{
  "hex": "#643dc2",
  "rgb": {
    "r": 100,
    "g": 61,
    "b": 194
  },
  "hsl": {
    "h": 257.594,
    "s": 52.157,
    "l": 50
  },
  "oklch": {
    "l": 0.48431,
    "c": 0.19538,
    "h": 290.7
  },
  "luminance": 0.09942
}

Semantic roles & 50–950 ramp

primary

#643DC2

secondary

#BACB90

accent

#DC4CB2

background

#F9F7FD

surface

#F2EDFA

border

#CCC8D3

text

#0F0814

muted

#7E7B83

Preview Lab

Preview with #643DC2

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

Preview Lab → · Contrast checker → · Palette generator →