#5B289C#5B289C

#5B289C is a dark, vivid violet. Relative luminance 0.061; OKLCH L 41.6% C 0.176 H 298.4°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX#5B289C
RGBrgb(91, 40, 156)
HSLhsl(266, 59%, 38%)
HSVhsv(266, 74%, 61%)
CMYKcmyk(41.7%, 74.4%, 0%, 38.8%)
CIE-LABlab(29.77, 46.92, -54.13)
CIE-LCHlch(29.77, 71.63, 310.92°)
OKLaboklab(41.56% 0.0835 -0.1547)
OKLCHoklch(41.56% 0.176 298.4)
XYZxyz(11.0724, 6.1419, 32.0482)
Luminance0.0614 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5B289C #699C28
analogous
#282F9C #5B289C #95289C
triadic
#5B289C #9C5B28 #289C5B
tetradic
#5B289C #9C282F #699C28 #289C95
square
#5B289C #9C282F #699C28 #289C95
split-complementary
#5B289C #9C9528 #2F9C28
monochromatic
#220F3B #3F1C6B #5B289C #7836CB #9867D8

Accessibility & contrast

On white

9.42
#5B289C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.23
#5B289C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B289C
9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5B289C#FFFFFF#000000##FFFFFF
##5B289C1.009.422.239.42
#FFFFFF9.421.0021.001.00
#0000002.2321.001.0021.00
##FFFFFF9.421.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00469F
Deuteranopia (green-blind)
#00459A
Tritanopia (blue-blind)
#4B4660
Achromatopsia (no color)
#464646

Design tokens & code

CSS
--color: #5b289c;
/* rgb */ color: rgb(91, 40, 156);
/* oklch */ color: oklch(41.6% 0.176 298.4);
Tailwind
colors: {
  custom: {
    50: '#9067ba',
    500: '#5b289c',
    950: '#000000',
  },
}
SCSS
$custom: #5b289c;
$custom-light: #9067ba;
$custom-dark: #000000;
JSON
{
  "hex": "#5b289c",
  "rgb": {
    "r": 91,
    "g": 40,
    "b": 156
  },
  "hsl": {
    "h": 266.379,
    "s": 59.184,
    "l": 38.431
  },
  "oklch": {
    "l": 0.41556,
    "c": 0.17581,
    "h": 298.4
  },
  "luminance": 0.06142
}

Semantic roles & 50–950 ramp

primary
#5B289C
secondary
#95BE62
accent
#E2459D
background
#F9F6FB
surface
#F1EBF6
border
#CBC6D0
text
#0D0612
muted
#7E7A81

Preview Lab

Preview with #5B289C

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

Preview Lab → · Contrast checker → · Palette generator →

#5B289C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva