#643172#643172

#643172 is a dark, moderate purple. Relative luminance 0.061; OKLCH L 40.8% C 0.118 H 318.6°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#643172
RGB	rgb(100, 49, 114)
HSL	hsl(287, 40%, 32%)
HSV	hsv(287, 57%, 45%)
CMYK	cmyk(12.3%, 57%, 0%, 55.3%)
CIE-LAB	lab(29.72, 34.10, -28.03)
CIE-LCH	lch(29.72, 44.14, 320.58°)
OKLab	oklab(40.84% 0.0884 -0.078)
OKLCH	oklch(40.84% 0.118 318.6)
XYZ	xyz(9.3907, 6.1212, 16.6032)
Luminance	0.0612 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643172 #3F7231

analogous

#443172 #643172 #723160

triadic

#643172 #726431 #317264

tetradic

#643172 #724431 #3F7231 #316072

square

#643172 #724431 #3F7231 #316072

split-complementary

#643172 #607231 #317244

monochromatic

#190C1C #3E1F47 #643172 #8A439D #A862BB

Accessibility & contrast

On white

9.44

#643172 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#643172 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643172

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643172	#FFFFFF	#000000	##FFFFFF
##643172	1.00	9.44	2.22	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#244374

Deuteranopia (green-blind)

#344870

Tritanopia (blue-blind)

#643B4C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #643172;
/* rgb */ color: rgb(100, 49, 114);
/* oklch */ color: oklch(40.8% 0.118 318.6);

Tailwind

colors: {
  custom: {
    50: '#926c9b',
    500: '#643172',
    950: '#000000',
  },
}

SCSS

$custom: #643172;
$custom-light: #926c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#643172",
  "rgb": {
    "r": 100,
    "g": 49,
    "b": 114
  },
  "hsl": {
    "h": 287.077,
    "s": 39.877,
    "l": 31.961
  },
  "oklch": {
    "l": 0.40844,
    "c": 0.11786,
    "h": 318.6
  },
  "luminance": 0.06121
}

Semantic roles & 50–950 ramp

primary

#643172

secondary

#6BA35C

accent

#D05872

background

#F9F6F9

surface

#F1EBF2

border

#CBC6CC

text

#0D070E

muted

#7E7A7E

Preview Lab

Preview with #643172

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

Preview Lab → · Contrast checker → · Palette generator →