#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
RGBrgb(100, 45, 172)
HSLhsl(266, 59%, 43%)
HSVhsv(266, 74%, 67%)
CMYKcmyk(41.9%, 73.8%, 0%, 32.5%)
CIE-LABlab(33.06, 50.31, -58.37)
CIE-LCHlch(33.06, 77.06, 310.75°)
OKLaboklab(44.55% 0.0885 -0.1669)
OKLCHoklch(44.55% 0.189 297.9)
XYZxyz(13.6384, 7.5644, 39.7633)
Luminance0.0756 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

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
##642DAC1.008.362.518.36
#FFFFFF8.361.0021.001.00
#0000002.5121.001.0021.00
##FFFFFF8.361.0021.001.00

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 →

#642DAC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva