#642A79#642A79

#642A79 is a dark, vivid purple. Relative luminance 0.057; OKLCH L 40.3% C 0.137 H 315.9°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX#642A79
RGBrgb(100, 42, 121)
HSLhsl(284, 48%, 32%)
HSVhsv(284, 65%, 47%)
CMYKcmyk(17.4%, 65.3%, 0%, 52.5%)
CIE-LABlab(28.76, 39.38, -33.98)
CIE-LCHlch(28.76, 52.01, 319.21°)
OKLaboklab(40.28% 0.0985 -0.0952)
OKLCHoklch(40.28% 0.137 315.9)
XYZxyz(9.5342, 5.7461, 18.6923)
Luminance0.0575 (WCAG relative)
Temperaturecool
Familypurple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#642A79 #3F792A
analogous
#3D2A79 #642A79 #792A67
triadic
#642A79 #79642A #2A7964
tetradic
#642A79 #793D2A #3F792A #2A6779
square
#642A79 #793D2A #3F792A #2A6779
split-complementary
#642A79 #67792A #2A793D
monochromatic
#190A1E #3E1A4C #642A79 #8A3AA6 #A858C5

Accessibility & contrast

On white

9.77
#642A79 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.15
#642A79 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642A79
9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##642A79#FFFFFF#000000##FFFFFF
##642A791.009.772.159.77
#FFFFFF9.771.0021.001.00
#0000002.1521.001.0021.00
##FFFFFF9.771.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0F407B
Deuteranopia (green-blind)
#2A4577
Tritanopia (blue-blind)
#63384D
Achromatopsia (no color)
#444444

Design tokens & code

CSS
--color: #642a79;
/* rgb */ color: rgb(100, 42, 121);
/* oklch */ color: oklch(40.3% 0.137 315.9);
Tailwind
colors: {
  custom: {
    50: '#9368a0',
    500: '#642a79',
    950: '#000000',
  },
}
SCSS
$custom: #642a79;
$custom-light: #9368a0;
$custom-dark: #000000;
JSON
{
  "hex": "#642a79",
  "rgb": {
    "r": 100,
    "g": 42,
    "b": 121
  },
  "hsl": {
    "h": 284.051,
    "s": 48.466,
    "l": 31.961
  },
  "oklch": {
    "l": 0.40285,
    "c": 0.13699,
    "h": 315.9
  },
  "luminance": 0.05746
}

Semantic roles & 50–950 ramp

primary
#642A79
secondary
#6BAB54
accent
#D85074
background
#F9F6F9
surface
#F2EBF2
border
#CCC6CC
text
#0D060F
muted
#7E7A7E

Preview Lab

Preview with #642A79

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

Preview Lab → · Contrast checker → · Palette generator →

#642A79 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva