#643CD2#643CD2

#643CD2 is a mid, highly saturated violet. Relative luminance 0.106; OKLCH L 49.7% C 0.215 H 288.1°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#643CD2
RGB	rgb(100, 60, 210)
HSL	hsl(256, 63%, 53%)
HSV	hsv(256, 71%, 82%)
CMYK	cmyk(52.4%, 71.4%, 0%, 17.6%)
CIE-LAB	lab(38.89, 53.19, -71.16)
CIE-LCH	lch(38.89, 88.85, 306.77°)
OKLab	oklab(49.66% 0.067 -0.2045)
OKLCH	oklch(49.66% 0.215 288.1)
XYZ	xyz(18.5008, 10.5933, 62.0301)
Luminance	0.1059 (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

#643CD2 #AAD23C

analogous

#3C5FD2 #643CD2 #AF3CD2

triadic

#643CD2 #D2643C #3CD264

tetradic

#643CD2 #D23C5F #AAD23C #3CD2AF

square

#643CD2 #D23C5F #AAD23C #3CD2AF

split-complementary

#643CD2 #D2AF3C #5FD23C

monochromatic

#341C78 #4A27AA #643CD2 #8C6EDD #B39FE9

Accessibility & contrast

On white

6.73

#643CD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#643CD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #643CD2

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643CD2	#FFFFFF	#000000	##FFFFFF
##643CD2	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FD6

Deuteranopia (green-blind)

#0058CF

Tritanopia (blue-blind)

#396483

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #643cd2;
/* rgb */ color: rgb(100, 60, 210);
/* oklch */ color: oklch(49.7% 0.215 288.1);

Tailwind

colors: {
  custom: {
    50: '#9b75e1',
    500: '#643cd2',
    950: '#000000',
  },
}

SCSS

$custom: #643cd2;
$custom-light: #9b75e1;
$custom-dark: #000000;

JSON

{
  "hex": "#643cd2",
  "rgb": {
    "r": 100,
    "g": 60,
    "b": 210
  },
  "hsl": {
    "h": 256,
    "s": 62.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.49663,
    "c": 0.2152,
    "h": 288.1
  },
  "luminance": 0.10594
}

Semantic roles & 50–950 ramp

primary

#643CD2

secondary

#C4D594

accent

#E642BA

background

#FAF7FD

surface

#F4EDFB

border

#CEC8D4

text

#0F0915

muted

#7F7B83

Preview Lab

Preview with #643CD2

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

Preview Lab → · Contrast checker → · Palette generator →