#642C8C#642C8C

#642C8C is a dark, vivid violet. Relative luminance 0.064; OKLCH L 41.9% C 0.155 H 307.8°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#642C8C
RGB	rgb(100, 44, 140)
HSL	hsl(275, 52%, 36%)
HSV	hsv(275, 69%, 55%)
CMYK	cmyk(28.6%, 68.6%, 0%, 45.1%)
CIE-LAB	lab(30.41, 42.79, -43.21)
CIE-LCH	lch(30.41, 60.82, 314.72°)
OKLab	oklab(41.88% 0.0949 -0.1223)
OKLCH	oklch(41.88% 0.155 307.8)
XYZ	xyz(10.8889, 6.4043, 25.4684)
Luminance	0.0640 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642C8C #548C2C

analogous

#342C8C #642C8C #8C2C84

triadic

#642C8C #8C642C #2C8C64

tetradic

#642C8C #8C342C #548C2C #2C848C

square

#642C8C #8C342C #548C2C #2C848C

split-complementary

#642C8C #848C2C #2C8C34

monochromatic

#210F2F #431D5D #642C8C #853BBB #A264CE

Accessibility & contrast

On white

9.21

#642C8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#642C8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642C8C

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642C8C	#FFFFFF	#000000	##FFFFFF
##642C8C	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468F

Deuteranopia (green-blind)

#17488A

Tritanopia (blue-blind)

#5E4158

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #642c8c;
/* rgb */ color: rgb(100, 44, 140);
/* oklch */ color: oklch(41.9% 0.155 307.8);

Tailwind

colors: {
  custom: {
    50: '#9469ae',
    500: '#642c8c',
    950: '#000000',
  },
}

SCSS

$custom: #642c8c;
$custom-light: #9469ae;
$custom-dark: #000000;

JSON

{
  "hex": "#642c8c",
  "rgb": {
    "r": 100,
    "g": 44,
    "b": 140
  },
  "hsl": {
    "h": 275,
    "s": 52.174,
    "l": 36.078
  },
  "oklch": {
    "l": 0.41883,
    "c": 0.15483,
    "h": 307.8
  },
  "luminance": 0.06404
}

Semantic roles & 50–950 ramp

primary

#642C8C

secondary

#83B55F

accent

#DC4C88

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0D0710

muted

#7E7A7F

Preview Lab

Preview with #642C8C

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

Preview Lab → · Contrast checker → · Palette generator →