#643BAD#643BAD

#643BAD is a mid, vivid violet. Relative luminance 0.089; OKLCH L 46.5% C 0.173 H 295.4°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#643BAD
RGB	rgb(100, 59, 173)
HSL	hsl(262, 49%, 45%)
HSV	hsv(262, 66%, 68%)
CMYK	cmyk(42.2%, 65.9%, 0%, 32.2%)
CIE-LAB	lab(35.70, 43.45, -54.67)
CIE-LCH	lch(35.70, 69.83, 308.48°)
OKLab	oklab(46.46% 0.0741 -0.1561)
OKLCH	oklch(46.46% 0.173 295.4)
XYZ	xyz(14.3603, 8.8541, 40.4795)
Luminance	0.0885 (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

#643BAD #84AD3B

analogous

#3B4BAD #643BAD #9D3BAD

triadic

#643BAD #AD643B #3BAD64

tetradic

#643BAD #AD3B4B #84AD3B #3BAD9D

square

#643BAD #AD3B4B #84AD3B #3BAD9D

split-complementary

#643BAD #AD9D3B #4BAD3B

monochromatic

#2F1C52 #4A2B7F #643BAD #845DC8 #A68BD7

Accessibility & contrast

On white

7.58

#643BAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#643BAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643BAD

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643BAD	#FFFFFF	#000000	##FFFFFF
##643BAD	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B1

Deuteranopia (green-blind)

#0052AB

Tritanopia (blue-blind)

#51566F

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #643bad;
/* rgb */ color: rgb(100, 59, 173);
/* oklch */ color: oklch(46.5% 0.173 295.4);

Tailwind

colors: {
  custom: {
    50: '#9673c6',
    500: '#643bad',
    950: '#000000',
  },
}

SCSS

$custom: #643bad;
$custom-light: #9673c6;
$custom-dark: #000000;

JSON

{
  "hex": "#643bad",
  "rgb": {
    "r": 100,
    "g": 59,
    "b": 173
  },
  "hsl": {
    "h": 261.579,
    "s": 49.138,
    "l": 45.49
  },
  "oklch": {
    "l": 0.46456,
    "c": 0.17276,
    "h": 295.4
  },
  "luminance": 0.08854
}

Semantic roles & 50–950 ramp

primary

#643BAD

secondary

#ABC282

accent

#D94FA7

background

#F9F7FC

surface

#F2EDF8

border

#CCC8D1

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #643BAD

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

Preview Lab → · Contrast checker → · Palette generator →