#6427A9#6427A9

#6427A9 is a dark, vivid violet. Relative luminance 0.070; OKLCH L 43.6% C 0.192 H 299.5°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX#6427A9
RGBrgb(100, 39, 169)
HSLhsl(268, 63%, 41%)
HSVhsv(268, 77%, 66%)
CMYKcmyk(40.8%, 76.9%, 0%, 33.7%)
CIE-LABlab(31.86, 52.23, -58.53)
CIE-LCHlch(31.86, 78.44, 311.75°)
OKLaboklab(43.63% 0.0946 -0.1673)
OKLCHoklch(43.63% 0.192 299.5)
XYZxyz(13.1407, 7.0248, 38.1920)
Luminance0.0703 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#6427A9 #6CA927
analogous
#272BA9 #6427A9 #A527A9
triadic
#6427A9 #A96427 #27A964
tetradic
#6427A9 #A9272B #6CA927 #27A9A5
square
#6427A9 #A9272B #6CA927 #27A9A5
split-complementary
#6427A9 #A9A527 #2BA927
monochromatic
#291046 #471C77 #6427A9 #823BD2 #A26DDD

Accessibility & contrast

On white

8.73
#6427A9 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.41
#6427A9 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6427A9
8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##6427A9#FFFFFF#000000##FFFFFF
##6427A91.008.732.418.73
#FFFFFF8.731.0021.001.00
#0000002.4121.001.0021.00
##FFFFFF8.731.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004BAD
Deuteranopia (green-blind)
#004AA6
Tritanopia (blue-blind)
#534967
Achromatopsia (no color)
#4B4B4B

Design tokens & code

CSS
--color: #6427a9;
/* rgb */ color: rgb(100, 39, 169);
/* oklch */ color: oklch(43.6% 0.192 299.5);
Tailwind
colors: {
  custom: {
    50: '#9768c4',
    500: '#6427a9',
    950: '#000000',
  },
}
SCSS
$custom: #6427a9;
$custom-light: #9768c4;
$custom-dark: #000000;
JSON
{
  "hex": "#6427a9",
  "rgb": {
    "r": 100,
    "g": 39,
    "b": 169
  },
  "hsl": {
    "h": 268.154,
    "s": 62.5,
    "l": 40.784
  },
  "oklch": {
    "l": 0.43625,
    "c": 0.1922,
    "h": 299.5
  },
  "luminance": 0.07025
}

Semantic roles & 50–950 ramp

primary
#6427A9
secondary
#99C468
accent
#E64299
background
#F9F6FC
surface
#F2EBF8
border
#CCC6D1
text
#0E0613
muted
#7E7A82

Preview Lab

Preview with #6427A9

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

Preview Lab → · Contrast checker → · Palette generator →

#6427A9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva