#643573#643573

#643573 is a dark, moderate purple. Relative luminance 0.065; OKLCH L 41.5% C 0.112 H 317.5°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#643573
RGB	rgb(100, 53, 115)
HSL	hsl(285, 37%, 33%)
HSV	hsv(285, 54%, 45%)
CMYK	cmyk(13%, 53.9%, 0%, 54.9%)
CIE-LAB	lab(30.63, 32.06, -27.23)
CIE-LCH	lch(30.63, 42.06, 319.66°)
OKLab	oklab(41.53% 0.0825 -0.0757)
OKLCH	oklch(41.53% 0.112 317.5)
XYZ	xyz(9.6227, 6.4937, 16.9628)
Luminance	0.0649 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643573 #447335

analogous

#453573 #643573 #733563

triadic

#643573 #736435 #357364

tetradic

#643573 #734535 #447335 #356373

square

#643573 #734535 #447335 #356373

split-complementary

#643573 #637335 #357345

monochromatic

#1B0E1F #402249 #643573 #88489D #A669BA

Accessibility & contrast

On white

9.14

#643573 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#643573 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643573

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643573	#FFFFFF	#000000	##FFFFFF
##643573	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#294575

Deuteranopia (green-blind)

#374A71

Tritanopia (blue-blind)

#643E4F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #643573;
/* rgb */ color: rgb(100, 53, 115);
/* oklch */ color: oklch(41.5% 0.112 317.5);

Tailwind

colors: {
  custom: {
    50: '#926e9b',
    500: '#643573',
    950: '#000000',
  },
}

SCSS

$custom: #643573;
$custom-light: #926e9b;
$custom-dark: #000000;

JSON

{
  "hex": "#643573",
  "rgb": {
    "r": 100,
    "g": 53,
    "b": 115
  },
  "hsl": {
    "h": 285.484,
    "s": 36.905,
    "l": 32.941
  },
  "oklch": {
    "l": 0.41532,
    "c": 0.11194,
    "h": 317.5
  },
  "luminance": 0.06493
}

Semantic roles & 50–950 ramp

primary

#643573

secondary

#71A262

accent

#CD5B76

background

#F9F6F9

surface

#F1ECF2

border

#CBC7CC

text

#0D070E

muted

#7E7A7E

Preview Lab

Preview with #643573

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

Preview Lab → · Contrast checker → · Palette generator →