#643182#643182

#643182 is a dark, vivid violet. Relative luminance 0.065; OKLCH L 41.9% C 0.136 H 310.9°. Best body text is #FFFFFF at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#643182
RGB	rgb(100, 49, 130)
HSL	hsl(278, 45%, 35%)
HSV	hsv(278, 62%, 51%)
CMYK	cmyk(23.1%, 62.3%, 0%, 49%)
CIE-LAB	lab(30.68, 37.79, -36.56)
CIE-LCH	lch(30.68, 52.58, 315.95°)
OKLab	oklab(41.86% 0.0891 -0.1028)
OKLCH	oklch(41.86% 0.136 310.9)
XYZ	xyz(10.3824, 6.5179, 21.8259)
Luminance	0.0652 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643182 #4F8231

analogous

#3C3182 #643182 #823177

triadic

#643182 #826431 #318264

tetradic

#643182 #823C31 #4F8231 #317782

square

#643182 #823C31 #4F8231 #317782

split-complementary

#643182 #778231 #31823C

monochromatic

#200F29 #422056 #643182 #8642AE #A368C6

Accessibility & contrast

On white

9.12

#643182 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#643182 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643182

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643182	#FFFFFF	#000000	##FFFFFF
##643182	1.00	9.12	2.30	9.12
#FFFFFF	9.12	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#124685

Deuteranopia (green-blind)

#294980

Tritanopia (blue-blind)

#604054

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #643182;
/* rgb */ color: rgb(100, 49, 130);
/* oklch */ color: oklch(41.9% 0.136 310.9);

Tailwind

colors: {
  custom: {
    50: '#936ca7',
    500: '#643182',
    950: '#000000',
  },
}

SCSS

$custom: #643182;
$custom-light: #936ca7;
$custom-dark: #000000;

JSON

{
  "hex": "#643182",
  "rgb": {
    "r": 100,
    "g": 49,
    "b": 130
  },
  "hsl": {
    "h": 277.778,
    "s": 45.251,
    "l": 35.098
  },
  "oklch": {
    "l": 0.41864,
    "c": 0.13609,
    "h": 310.9
  },
  "luminance": 0.06518
}

Semantic roles & 50–950 ramp

primary

#643182

secondary

#7EAD62

accent

#D55383

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0D070F

muted

#7E7A7F

Preview Lab

Preview with #643182

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

Preview Lab → · Contrast checker → · Palette generator →