#642399#642399

#642399 is a dark, vivid violet. Relative luminance 0.062; OKLCH L 41.9% C 0.180 H 304.6°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#642399
RGB	rgb(100, 35, 153)
HSL	hsl(273, 63%, 37%)
HSV	hsv(273, 77%, 60%)
CMYK	cmyk(34.6%, 77.1%, 0%, 40%)
CIE-LAB	lab(29.94, 50.04, -51.97)
CIE-LCH	lch(29.94, 72.14, 313.92°)
OKLab	oklab(41.86% 0.1021 -0.148)
OKLCH	oklch(41.86% 0.18 304.6)
XYZ	xyz(11.6050, 6.2113, 30.7183)
Luminance	0.0621 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642399 #589923

analogous

#292399 #642399 #992393

triadic

#642399 #996423 #239964

tetradic

#642399 #992923 #589923 #239399

square

#642399 #992923 #589923 #239399

split-complementary

#642399 #939923 #239929

monochromatic

#230C35 #431867 #642399 #852ECB #A25DDA

Accessibility & contrast

On white

9.37

#642399 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#642399 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642399

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642399	#FFFFFF	#000000	##FFFFFF
##642399	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00459C

Deuteranopia (green-blind)

#004697

Tritanopia (blue-blind)

#5A415D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #642399;
/* rgb */ color: rgb(100, 35, 153);
/* oklch */ color: oklch(41.9% 0.180 304.6);

Tailwind

colors: {
  custom: {
    50: '#9565b8',
    500: '#642399',
    950: '#000000',
  },
}

SCSS

$custom: #642399;
$custom-light: #9565b8;
$custom-dark: #000000;

JSON

{
  "hex": "#642399",
  "rgb": {
    "r": 100,
    "g": 35,
    "b": 153
  },
  "hsl": {
    "h": 273.051,
    "s": 62.766,
    "l": 36.863
  },
  "oklch": {
    "l": 0.41861,
    "c": 0.17983,
    "h": 304.6
  },
  "luminance": 0.06211
}

Semantic roles & 50–950 ramp

primary

#642399

secondary

#87BE59

accent

#E6428C

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #642399

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

Preview Lab → · Contrast checker → · Palette generator →