#642D8F#642D8F

#642D8F is a dark, vivid violet. Relative luminance 0.066; OKLCH L 42.2% C 0.157 H 306.6°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#642D8F
RGB	rgb(100, 45, 143)
HSL	hsl(274, 52%, 37%)
HSV	hsv(274, 69%, 56%)
CMYK	cmyk(30.1%, 68.5%, 0%, 43.9%)
CIE-LAB	lab(30.81, 43.02, -44.42)
CIE-LCH	lch(30.81, 61.84, 314.08°)
OKLab	oklab(42.24% 0.0934 -0.1259)
OKLCH	oklch(42.24% 0.157 306.6)
XYZ	xyz(11.1508, 6.5694, 26.6619)
Luminance	0.0657 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642D8F #588F2D

analogous

#332D8F #642D8F #8F2D89

triadic

#642D8F #8F642D #2D8F64

tetradic

#642D8F #8F332D #588F2D #2D898F

square

#642D8F #8F332D #588F2D #2D898F

split-complementary

#642D8F #898F2D #2D8F33

monochromatic

#231032 #431E60 #642D8F #853CBE #A267CF

Accessibility & contrast

On white

9.08

#642D8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#642D8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642D8F

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642D8F	#FFFFFF	#000000	##FFFFFF
##642D8F	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004792

Deuteranopia (green-blind)

#14498D

Tritanopia (blue-blind)

#5D425A

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #642d8f;
/* rgb */ color: rgb(100, 45, 143);
/* oklch */ color: oklch(42.2% 0.157 306.6);

Tailwind

colors: {
  custom: {
    50: '#946ab0',
    500: '#642d8f',
    950: '#000000',
  },
}

SCSS

$custom: #642d8f;
$custom-light: #946ab0;
$custom-dark: #000000;

JSON

{
  "hex": "#642d8f",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 143
  },
  "hsl": {
    "h": 273.673,
    "s": 52.128,
    "l": 36.863
  },
  "oklch": {
    "l": 0.42235,
    "c": 0.15678,
    "h": 306.6
  },
  "luminance": 0.06569
}

Semantic roles & 50–950 ramp

primary

#642D8F

secondary

#87B662

accent

#DC4C8B

background

#F9F6FA

surface

#F2EBF5

border

#CCC6CF

text

#0E0711

muted

#7E7A80

Preview Lab

Preview with #642D8F

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

Preview Lab → · Contrast checker → · Palette generator →