#B540C5#B540C5

#B540C5 is a mid, highly saturated purple. Relative luminance 0.175; OKLCH L 58.7% C 0.216 H 322.7°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX#B540C5
RGBrgb(181, 64, 197)
HSLhsl(293, 53%, 51%)
HSVhsv(293, 68%, 77%)
CMYKcmyk(8.1%, 67.5%, 0%, 22.7%)
CIE-LABlab(48.91, 64.25, -46.94)
CIE-LCHlch(48.91, 79.57, 323.85°)
OKLaboklab(58.74% 0.1715 -0.1308)
OKLCHoklch(58.74% 0.216 322.7)
XYZxyz(30.9665, 17.5235, 54.5638)
Luminance0.1752 (WCAG relative)
Temperatureneutral
Familypurple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B540C5 #50C540
analogous
#7240C5 #B540C5 #C54092
triadic
#B540C5 #C5B540 #40C5B5
tetradic
#B540C5 #C57240 #50C540 #4092C5
square
#B540C5 #C57240 #50C540 #4092C5
split-complementary
#B540C5 #92C540 #40C572
monochromatic
#61206A #8C2F99 #B540C5 #C76FD3 #D99EE2

Accessibility & contrast

On white

4.66
#B540C5 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.50
#B540C5 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #B540C5
4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B540C5#FFFFFF#000000##FFFFFF
##B540C51.004.664.504.66
#FFFFFF4.661.0021.001.00
#0000004.5021.001.0021.00
##FFFFFF4.661.0021.001.00

Color blindness preview

Protanopia (red-blind)
#196CC9
Deuteranopia (green-blind)
#5379C2
Tritanopia (blue-blind)
#B7567E
Achromatopsia (no color)
#747474

Design tokens & code

CSS
--color: #b540c5;
/* rgb */ color: rgb(181, 64, 197);
/* oklch */ color: oklch(58.7% 0.216 322.7);
Tailwind
colors: {
  custom: {
    50: '#cf7ed7',
    500: '#b540c5',
    950: '#000000',
  },
}
SCSS
$custom: #b540c5;
$custom-light: #cf7ed7;
$custom-dark: #000000;
JSON
{
  "hex": "#b540c5",
  "rgb": {
    "r": 181,
    "g": 64,
    "b": 197
  },
  "hsl": {
    "h": 292.782,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.58743,
    "c": 0.21574,
    "h": 322.7
  },
  "luminance": 0.17522
}

Semantic roles & 50–950 ramp

primary
#B540C5
secondary
#9ACE93
accent
#DD4B5D
background
#FDF8FD
surface
#FAEFFA
border
#D3CAD3
text
#140B14
muted
#837C83

Preview Lab

Preview with #B540C5

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

Preview Lab → · Contrast checker → · Palette generator →

#B540C5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva