#643392#643392

#643392 is a dark, vivid violet. Relative luminance 0.072; OKLCH L 43.3% C 0.152 H 304.5°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#643392
RGB	rgb(100, 51, 146)
HSL	hsl(271, 48%, 39%)
HSV	hsv(271, 65%, 57%)
CMYK	cmyk(31.5%, 65.1%, 0%, 42.7%)
CIE-LAB	lab(32.15, 40.65, -44.10)
CIE-LCH	lch(32.15, 59.98, 312.67°)
OKLab	oklab(43.27% 0.086 -0.125)
OKLCH	oklch(43.27% 0.152 304.5)
XYZ	xyz(11.6265, 7.1524, 27.9566)
Luminance	0.0715 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643392 #619233

analogous

#343392 #643392 #923390

triadic

#643392 #926433 #339264

tetradic

#643392 #923433 #619233 #339092

square

#643392 #923433 #619233 #339092

split-complementary

#643392 #909233 #339234

monochromatic

#261337 #452365 #643392 #8344BE #A172CE

Accessibility & contrast

On white

8.64

#643392 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#643392 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643392

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643392	#FFFFFF	#000000	##FFFFFF
##643392	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A95

Deuteranopia (green-blind)

#194C90

Tritanopia (blue-blind)

#5C475E

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #643392;
/* rgb */ color: rgb(100, 51, 146);
/* oklch */ color: oklch(43.3% 0.152 304.5);

Tailwind

colors: {
  custom: {
    50: '#946eb3',
    500: '#643392',
    950: '#000000',
  },
}

SCSS

$custom: #643392;
$custom-light: #946eb3;
$custom-dark: #000000;

JSON

{
  "hex": "#643392",
  "rgb": {
    "r": 100,
    "g": 51,
    "b": 146
  },
  "hsl": {
    "h": 270.947,
    "s": 48.223,
    "l": 38.627
  },
  "oklch": {
    "l": 0.43271,
    "c": 0.15168,
    "h": 304.5
  },
  "luminance": 0.07152
}

Semantic roles & 50–950 ramp

primary

#643392

secondary

#8FB66B

accent

#D85092

background

#F9F6FB

surface

#F2ECF6

border

#CCC7D0

text

#0D0711

muted

#7E7A80

Preview Lab

Preview with #643392

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

Preview Lab → · Contrast checker → · Palette generator →