#643179#643179

#643179 is a dark, vivid purple. Relative luminance 0.063; OKLCH L 41.3% C 0.126 H 315.0°. Best body text is #FFFFFF at 9.30:1 contrast (WCAG AA passes).

Color values

HEX	#643179
RGB	rgb(100, 49, 121)
HSL	hsl(283, 42%, 33%)
HSV	hsv(283, 60%, 47%)
CMYK	cmyk(17.4%, 59.5%, 0%, 52.5%)
CIE-LAB	lab(30.12, 35.68, -31.81)
CIE-LCH	lch(30.12, 47.80, 318.28°)
OKLab	oklab(41.28% 0.0889 -0.089)
OKLCH	oklch(41.28% 0.126 315)
XYZ	xyz(9.8045, 6.2867, 18.7824)
Luminance	0.0629 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643179 #467931

analogous

#403179 #643179 #79316A

triadic

#643179 #796431 #317964

tetradic

#643179 #794031 #467931 #316A79

square

#643179 #794031 #467931 #316A79

split-complementary

#643179 #6A7931 #317940

monochromatic

#1C0E22 #401F4D #643179 #8843A5 #A564C0

Accessibility & contrast

On white

9.30

#643179 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#643179 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643179

9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643179	#FFFFFF	#000000	##FFFFFF
##643179	1.00	9.30	2.26	9.30
#FFFFFF	9.30	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D447B

Deuteranopia (green-blind)

#304877

Tritanopia (blue-blind)

#633D50

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #643179;
/* rgb */ color: rgb(100, 49, 121);
/* oklch */ color: oklch(41.3% 0.126 315.0);

Tailwind

colors: {
  custom: {
    50: '#926ca0',
    500: '#643179',
    950: '#000000',
  },
}

SCSS

$custom: #643179;
$custom-light: #926ca0;
$custom-dark: #000000;

JSON

{
  "hex": "#643179",
  "rgb": {
    "r": 100,
    "g": 49,
    "b": 121
  },
  "hsl": {
    "h": 282.5,
    "s": 42.353,
    "l": 33.333
  },
  "oklch": {
    "l": 0.41276,
    "c": 0.12577,
    "h": 315
  },
  "luminance": 0.06286
}

Semantic roles & 50–950 ramp

primary

#643179

secondary

#74A85E

accent

#D2567A

background

#F9F6F9

surface

#F1EBF2

border

#CBC6CC

text

#0D070F

muted

#7E7A7E

Preview Lab

Preview with #643179

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

Preview Lab → · Contrast checker → · Palette generator →