#5B198D#5B198D

#5B198D is a dark, vivid violet. Relative luminance 0.048; OKLCH L 38.7% C 0.176 H 304.9°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX#5B198D
RGBrgb(91, 25, 141)
HSLhsl(274, 70%, 33%)
HSVhsv(274, 82%, 55%)
CMYKcmyk(35.5%, 82.3%, 0%, 44.7%)
CIE-LABlab(26.28, 49.54, -50.59)
CIE-LCHlch(26.28, 70.81, 314.40°)
OKLaboklab(38.71% 0.1006 -0.1442)
OKLCHoklch(38.71% 0.176 304.9)
XYZxyz(9.4686, 4.8425, 25.6300)
Luminance0.0484 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5B198D #4B8D19
analogous
#21198D #5B198D #8D1985
triadic
#5B198D #8D5B19 #198D5B
tetradic
#5B198D #8D2119 #4B8D19 #19858D
square
#5B198D #8D2119 #4B8D19 #19858D
split-complementary
#5B198D #858D19 #198D21
monochromatic
#180725 #391059 #5B198D #7D22C1 #9B43DE

Accessibility & contrast

On white

10.67
#5B198D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.97
#5B198D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B198D
10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5B198D#FFFFFF#000000##FFFFFF
##5B198D1.0010.671.9710.67
#FFFFFF10.671.0021.001.00
#0000001.9721.001.0021.00
##FFFFFF10.671.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003D90
Deuteranopia (green-blind)
#003E8B
Tritanopia (blue-blind)
#513854
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #5b198d;
/* rgb */ color: rgb(91, 25, 141);
/* oklch */ color: oklch(38.7% 0.176 304.9);
Tailwind
colors: {
  custom: {
    50: '#8f5faf',
    500: '#5b198d',
    950: '#000000',
  },
}
SCSS
$custom: #5b198d;
$custom-light: #8f5faf;
$custom-dark: #000000;
JSON
{
  "hex": "#5b198d",
  "rgb": {
    "r": 91,
    "g": 25,
    "b": 141
  },
  "hsl": {
    "h": 274.138,
    "s": 69.88,
    "l": 32.549
  },
  "oklch": {
    "l": 0.38714,
    "c": 0.17582,
    "h": 304.9
  },
  "luminance": 0.04842
}

Semantic roles & 50–950 ramp

primary
#5B198D
secondary
#78BF43
accent
#ED3B88
background
#F9F5FA
surface
#F1EAF5
border
#CBC6CF
text
#0D0510
muted
#7E797F

Preview Lab

Preview with #5B198D

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

Preview Lab → · Contrast checker → · Palette generator →

#5B198D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva