#5B1F8B#5B1F8B

#5B1F8B is a dark, vivid violet. Relative luminance 0.051; OKLCH L 39.1% C 0.168 H 304.9°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX#5B1F8B
RGBrgb(91, 31, 139)
HSLhsl(273, 64%, 33%)
HSVhsv(273, 78%, 55%)
CMYKcmyk(34.5%, 77.7%, 0%, 45.5%)
CIE-LABlab(26.93, 46.71, -48.29)
CIE-LCHlch(26.93, 67.18, 314.04°)
OKLaboklab(39.11% 0.0959 -0.1375)
OKLCHoklch(39.11% 0.168 304.9)
XYZxyz(9.4635, 5.0683, 24.9008)
Luminance0.0507 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5B1F8B #4F8B1F
analogous
#251F8B #5B1F8B #8B1F85
triadic
#5B1F8B #8B5B1F #1F8B5B
tetradic
#5B1F8B #8B251F #4F8B1F #1F858B
square
#5B1F8B #8B251F #4F8B1F #1F858B
split-complementary
#5B1F8B #858B1F #1F8B25
monochromatic
#190927 #3A1459 #5B1F8B #7C2ABD #9A4DD7

Accessibility & contrast

On white

10.43
#5B1F8B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.01
#5B1F8B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1F8B
10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5B1F8B#FFFFFF#000000##FFFFFF
##5B1F8B1.0010.432.0110.43
#FFFFFF10.431.0021.001.00
#0000002.0121.001.0021.00
##FFFFFF10.431.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003E8E
Deuteranopia (green-blind)
#004089
Tritanopia (blue-blind)
#523A54
Achromatopsia (no color)
#404040

Design tokens & code

CSS
--color: #5b1f8b;
/* rgb */ color: rgb(91, 31, 139);
/* oklch */ color: oklch(39.1% 0.168 304.9);
Tailwind
colors: {
  custom: {
    50: '#8e62ae',
    500: '#5b1f8b',
    950: '#000000',
  },
}
SCSS
$custom: #5b1f8b;
$custom-light: #8e62ae;
$custom-dark: #000000;
JSON
{
  "hex": "#5b1f8b",
  "rgb": {
    "r": 91,
    "g": 31,
    "b": 139
  },
  "hsl": {
    "h": 273.333,
    "s": 63.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.39114,
    "c": 0.16768,
    "h": 304.9
  },
  "luminance": 0.05068
}

Semantic roles & 50–950 ramp

primary
#5B1F8B
secondary
#7DBA4C
accent
#E7418B
background
#F9F6FA
surface
#F1EBF4
border
#CBC6CE
text
#0D0510
muted
#7E7A7F

Preview Lab

Preview with #5B1F8B

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

Preview Lab → · Contrast checker → · Palette generator →

#5B1F8B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva