#643192#643192

#643192 is a dark, vivid violet. Relative luminance 0.070; OKLCH L 43.0% C 0.155 H 304.9°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#643192
RGB	rgb(100, 49, 146)
HSL	hsl(272, 50%, 38%)
HSV	hsv(272, 66%, 57%)
CMYK	cmyk(31.5%, 66.4%, 0%, 42.7%)
CIE-LAB	lab(31.76, 41.71, -44.72)
CIE-LCH	lch(31.76, 61.16, 313.01°)
OKLab	oklab(42.99% 0.0884 -0.1268)
OKLCH	oklch(42.99% 0.155 304.9)
XYZ	xyz(11.5410, 6.9813, 27.9281)
Luminance	0.0698 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643192 #5F9231

analogous

#333192 #643192 #92318F

triadic

#643192 #926431 #319264

tetradic

#643192 #923331 #5F9231 #318F92

square

#643192 #923331 #5F9231 #318F92

split-complementary

#643192 #8F9231 #319233

monochromatic

#251236 #452264 #643192 #8341BF #A16FCF

Accessibility & contrast

On white

8.76

#643192 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#643192 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643192

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643192	#FFFFFF	#000000	##FFFFFF
##643192	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004995

Deuteranopia (green-blind)

#154B90

Tritanopia (blue-blind)

#5C465D

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #643192;
/* rgb */ color: rgb(100, 49, 146);
/* oklch */ color: oklch(43.0% 0.155 304.9);

Tailwind

colors: {
  custom: {
    50: '#946db3',
    500: '#643192',
    950: '#000000',
  },
}

SCSS

$custom: #643192;
$custom-light: #946db3;
$custom-dark: #000000;

JSON

{
  "hex": "#643192",
  "rgb": {
    "r": 100,
    "g": 49,
    "b": 146
  },
  "hsl": {
    "h": 271.546,
    "s": 49.744,
    "l": 38.235
  },
  "oklch": {
    "l": 0.42992,
    "c": 0.15456,
    "h": 304.9
  },
  "luminance": 0.06981
}

Semantic roles & 50–950 ramp

primary

#643192

secondary

#8DB669

accent

#D94F90

background

#F9F6FB

surface

#F2ECF6

border

#CCC7D0

text

#0D0711

muted

#7E7A80

Preview Lab

Preview with #643192

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

Preview Lab → · Contrast checker → · Palette generator →