#64389B#64389B

#64389B is a dark, vivid violet. Relative luminance 0.079; OKLCH L 44.7% C 0.155 H 300.7°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX#64389B
RGBrgb(100, 56, 155)
HSLhsl(267, 47%, 41%)
HSVhsv(267, 64%, 61%)
CMYKcmyk(35.5%, 63.9%, 0%, 39.2%)
CIE-LABlab(33.78, 40.26, -46.95)
CIE-LCHlch(33.78, 61.85, 310.61°)
OKLaboklab(44.65% 0.0792 -0.1334)
OKLCHoklch(44.65% 0.155 300.7)
XYZxyz(12.5847, 7.9042, 31.8666)
Luminance0.0790 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#64389B #6F9B38
analogous
#383E9B #64389B #96389B
triadic
#64389B #9B6438 #389B64
tetradic
#64389B #9B383E #6F9B38 #389B96
square
#64389B #9B383E #6F9B38 #389B96
split-complementary
#64389B #9B9638 #3E9B38
monochromatic
#2A1841 #47286E #64389B #8250C0 #A27DD0

Accessibility & contrast

On white

8.14
#64389B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.58
#64389B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64389B
8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##64389B#FFFFFF#000000##FFFFFF
##64389B1.008.142.588.14
#FFFFFF8.141.0021.001.00
#0000002.5821.001.0021.00
##FFFFFF8.141.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004F9E
Deuteranopia (green-blind)
#124F99
Tritanopia (blue-blind)
#584E64
Achromatopsia (no color)
#4F4F4F

Design tokens & code

CSS
--color: #64389b;
/* rgb */ color: rgb(100, 56, 155);
/* oklch */ color: oklch(44.7% 0.155 300.7);
Tailwind
colors: {
  custom: {
    50: '#9471b9',
    500: '#64389b',
    950: '#000000',
  },
}
SCSS
$custom: #64389b;
$custom-light: #9471b9;
$custom-dark: #000000;
JSON
{
  "hex": "#64389b",
  "rgb": {
    "r": 100,
    "g": 56,
    "b": 155
  },
  "hsl": {
    "h": 266.667,
    "s": 46.919,
    "l": 41.373
  },
  "oklch": {
    "l": 0.44653,
    "c": 0.15513,
    "h": 300.7
  },
  "luminance": 0.07904
}

Semantic roles & 50–950 ramp

primary
#64389B
secondary
#9BB975
accent
#D7519B
background
#F9F6FB
surface
#F2ECF6
border
#CCC7D0
text
#0E0811
muted
#7E7B80

Preview Lab

Preview with #64389B

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

Preview Lab → · Contrast checker → · Palette generator →

#64389B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva