#5B31B0#5B31B0

#5B31B0 is a dark, vivid violet. Relative luminance 0.076; OKLCH L 44.4% C 0.188 H 292.1°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX#5B31B0
RGBrgb(91, 49, 176)
HSLhsl(260, 56%, 44%)
HSVhsv(260, 72%, 69%)
CMYKcmyk(48.3%, 72.2%, 0%, 31%)
CIE-LABlab(33.04, 47.87, -60.84)
CIE-LCHlch(33.04, 77.41, 308.19°)
OKLaboklab(44.4% 0.0707 -0.1745)
OKLCHoklch(44.4% 0.188 292.1)
XYZxyz(13.2470, 7.5549, 41.8261)
Luminance0.0756 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5B31B0 #86B031
analogous
#3146B0 #5B31B0 #9B31B0
triadic
#5B31B0 #B05B31 #31B05B
tetradic
#5B31B0 #B03146 #86B031 #31B09B
square
#5B31B0 #B03146 #86B031 #31B09B
split-complementary
#5B31B0 #B09B31 #46B031
monochromatic
#291650 #422480 #5B31B0 #7A50CE #9E80DC

Accessibility & contrast

On white

8.36
#5B31B0 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.51
#5B31B0 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B31B0
8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5B31B0#FFFFFF#000000##FFFFFF
##5B31B01.008.362.518.36
#FFFFFF8.361.0021.001.00
#0000002.5121.001.0021.00
##FFFFFF8.361.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0050B4
Deuteranopia (green-blind)
#004BAE
Tritanopia (blue-blind)
#40526D
Achromatopsia (no color)
#4E4E4E

Design tokens & code

CSS
--color: #5b31b0;
/* rgb */ color: rgb(91, 49, 176);
/* oklch */ color: oklch(44.4% 0.188 292.1);
Tailwind
colors: {
  custom: {
    50: '#916dc9',
    500: '#5b31b0',
    950: '#000000',
  },
}
SCSS
$custom: #5b31b0;
$custom-light: #916dc9;
$custom-dark: #000000;
JSON
{
  "hex": "#5b31b0",
  "rgb": {
    "r": 91,
    "g": 49,
    "b": 176
  },
  "hsl": {
    "h": 259.843,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.44397,
    "c": 0.18825,
    "h": 292.1
  },
  "luminance": 0.07555
}

Semantic roles & 50–950 ramp

primary
#5B31B0
secondary
#ABC578
accent
#E048AE
background
#F9F6FC
surface
#F2ECF8
border
#CCC7D1
text
#0E0713
muted
#7E7A82

Preview Lab

Preview with #5B31B0

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

Preview Lab → · Contrast checker → · Palette generator →

#5B31B0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva