#642790#642790

#642790 is a dark, vivid violet. Relative luminance 0.062; OKLCH L 41.6% C 0.166 H 307.1°. Best body text is #FFFFFF at 9.40:1 contrast (WCAG AA passes).

Color values

HEX	#642790
RGB	rgb(100, 39, 144)
HSL	hsl(275, 57%, 36%)
HSV	hsv(275, 73%, 56%)
CMYK	cmyk(30.6%, 72.9%, 0%, 43.5%)
CIE-LAB	lab(29.85, 46.15, -46.59)
CIE-LCH	lch(29.85, 65.58, 314.73°)
OKLab	oklab(41.57% 0.1 -0.1322)
OKLCH	oklch(41.57% 0.166 307.1)
XYZ	xyz(11.0140, 6.1741, 26.9916)
Luminance	0.0617 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642790 #539027

analogous

#2F2790 #642790 #902787

triadic

#642790 #906427 #279064

tetradic

#642790 #902F27 #539027 #278790

square

#642790 #902F27 #539027 #278790

split-complementary

#642790 #879027 #27902F

monochromatic

#210D30 #431A60 #642790 #8534C0 #A25ED3

Accessibility & contrast

On white

9.40

#642790 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#642790 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642790

9.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642790	#FFFFFF	#000000	##FFFFFF
##642790	1.00	9.40	2.23	9.40
#FFFFFF	9.40	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004493

Deuteranopia (green-blind)

#02478E

Tritanopia (blue-blind)

#5D3F59

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #642790;
/* rgb */ color: rgb(100, 39, 144);
/* oklch */ color: oklch(41.6% 0.166 307.1);

Tailwind

colors: {
  custom: {
    50: '#9467b1',
    500: '#642790',
    950: '#000000',
  },
}

SCSS

$custom: #642790;
$custom-light: #9467b1;
$custom-dark: #000000;

JSON

{
  "hex": "#642790",
  "rgb": {
    "r": 100,
    "g": 39,
    "b": 144
  },
  "hsl": {
    "h": 274.857,
    "s": 57.377,
    "l": 35.882
  },
  "oklch": {
    "l": 0.41574,
    "c": 0.16577,
    "h": 307.1
  },
  "luminance": 0.06174
}

Semantic roles & 50–950 ramp

primary

#642790

secondary

#82B95A

accent

#E14787

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #642790

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

Preview Lab → · Contrast checker → · Palette generator →