#642DAC#642DAC

#642DAC is a dark, vivid violet. Relative luminance 0.076; OKLCH L 44.5% C 0.189 H 297.9°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#642DAC
RGB	rgb(100, 45, 172)
HSL	hsl(266, 59%, 43%)
HSV	hsv(266, 74%, 67%)
CMYK	cmyk(41.9%, 73.8%, 0%, 32.5%)
CIE-LAB	lab(33.06, 50.31, -58.37)
CIE-LCH	lch(33.06, 77.06, 310.75°)
OKLab	oklab(44.55% 0.0885 -0.1669)
OKLCH	oklch(44.55% 0.189 297.9)
XYZ	xyz(13.6384, 7.5644, 39.7633)
Luminance	0.0756 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642DAC #75AC2D

analogous

#2D36AC #642DAC #A32DAC

triadic

#642DAC #AC642D #2DAC64

tetradic

#642DAC #AC2D36 #75AC2D #2DACA3

square

#642DAC #AC2D36 #75AC2D #2DACA3

split-complementary

#642DAC #ACA32D #36AC2D

monochromatic

#2C144B #48207B #642DAC #8247CF #A378DC

Accessibility & contrast

On white

8.36

#642DAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#642DAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642DAC

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642DAC	#FFFFFF	#000000	##FFFFFF
##642DAC	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB0

Deuteranopia (green-blind)

#004CA9

Tritanopia (blue-blind)

#524E6A

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #642dac;
/* rgb */ color: rgb(100, 45, 172);
/* oklch */ color: oklch(44.5% 0.189 297.9);

Tailwind

colors: {
  custom: {
    50: '#976bc6',
    500: '#642dac',
    950: '#000000',
  },
}

SCSS

$custom: #642dac;
$custom-light: #976bc6;
$custom-dark: #000000;

JSON

{
  "hex": "#642dac",
  "rgb": {
    "r": 100,
    "g": 45,
    "b": 172
  },
  "hsl": {
    "h": 265.984,
    "s": 58.525,
    "l": 42.549
  },
  "oklch": {
    "l": 0.44545,
    "c": 0.18892,
    "h": 297.9
  },
  "luminance": 0.07565
}

Semantic roles & 50–950 ramp

primary

#642DAC

secondary

#A0C471

accent

#E2469E

background

#F9F6FC

surface

#F2ECF8

border

#CCC7D1

text

#0E0713

muted

#7E7A82

Preview Lab

Preview with #642DAC

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

Preview Lab → · Contrast checker → · Palette generator →