#6428A3#6428A3

#6428A3 is a dark, vivid violet. Relative luminance 0.069; OKLCH L 43.2% C 0.185 H 301.0°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX#6428A3
RGBrgb(100, 40, 163)
HSLhsl(269, 61%, 40%)
HSVhsv(269, 75%, 64%)
CMYKcmyk(38.7%, 75.5%, 0%, 36.1%)
CIE-LABlab(31.51, 50.31, -55.48)
CIE-LCHlch(31.51, 74.90, 312.20°)
OKLaboklab(43.22% 0.0952 -0.1584)
OKLCHoklch(43.22% 0.185 301)
XYZxyz(12.6236, 6.8712, 35.3044)
Luminance0.0687 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#6428A3 #67A328
analogous
#282AA3 #6428A3 #A128A3
triadic
#6428A3 #A36428 #28A364
tetradic
#6428A3 #A3282A #67A328 #28A3A1
square
#6428A3 #A3282A #67A328 #28A3A1
split-complementary
#6428A3 #A3A128 #2AA328
monochromatic
#281041 #461C72 #6428A3 #823ACF #A16BDB

Accessibility & contrast

On white

8.85
#6428A3 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.37
#6428A3 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6428A3
8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##6428A3#FFFFFF#000000##FFFFFF
##6428A31.008.852.378.85
#FFFFFF8.851.0021.001.00
#0000002.3721.001.0021.00
##FFFFFF8.851.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004AA6
Deuteranopia (green-blind)
#0049A1
Tritanopia (blue-blind)
#564764
Achromatopsia (no color)
#4A4A4A

Design tokens & code

CSS
--color: #6428a3;
/* rgb */ color: rgb(100, 40, 163);
/* oklch */ color: oklch(43.2% 0.185 301.0);
Tailwind
colors: {
  custom: {
    50: '#9668bf',
    500: '#6428a3',
    950: '#000000',
  },
}
SCSS
$custom: #6428a3;
$custom-light: #9668bf;
$custom-dark: #000000;
JSON
{
  "hex": "#6428a3",
  "rgb": {
    "r": 100,
    "g": 40,
    "b": 163
  },
  "hsl": {
    "h": 269.268,
    "s": 60.591,
    "l": 39.804
  },
  "oklch": {
    "l": 0.43222,
    "c": 0.18478,
    "h": 301
  },
  "luminance": 0.06871
}

Semantic roles & 50–950 ramp

primary
#6428A3
secondary
#95C166
accent
#E44496
background
#F9F6FB
surface
#F2EBF7
border
#CCC6D0
text
#0E0612
muted
#7E7A81

Preview Lab

Preview with #6428A3

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

Preview Lab → · Contrast checker → · Palette generator →

#6428A3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva