#5B1357#5B1357

#5B1357 is a dark, vivid purple. Relative luminance 0.034; OKLCH L 34.1% C 0.132 H 330.5°. Best body text is #FFFFFF at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#5B1357
RGB	rgb(91, 19, 87)
HSL	hsl(303, 65%, 22%)
HSV	hsv(303, 79%, 36%)
CMYK	cmyk(0%, 79.1%, 4.4%, 64.3%)
CIE-LAB	lab(21.50, 40.36, -23.54)
CIE-LCH	lch(21.50, 46.73, 329.75°)
OKLab	oklab(34.07% 0.1146 -0.0649)
OKLCH	oklch(34.07% 0.132 330.5)
XYZ	xyz(6.2675, 3.3785, 9.3370)
Luminance	0.0338 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1357 #135B17

analogous

#3B135B #5B1357 #5B1333

triadic

#5B1357 #575B13 #13575B

tetradic

#5B1357 #5B3B13 #135B17 #13335B

square

#5B1357 #5B3B13 #135B17 #13335B

split-complementary

#5B1357 #335B13 #135B3B

monochromatic

#190518 #280827 #5B1357 #8E1E87 #C028B8

Accessibility & contrast

On white

12.53

#5B1357 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#5B1357 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1357

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1357	#FFFFFF	#000000	##FFFFFF
##5B1357	1.00	12.53	1.68	12.53
#FFFFFF	12.53	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B2D59

Deuteranopia (green-blind)

#293755

Tritanopia (blue-blind)

#5F1C34

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #5b1357;
/* rgb */ color: rgb(91, 19, 87);
/* oklch */ color: oklch(34.1% 0.132 330.5);

Tailwind

colors: {
  custom: {
    50: '#8c5a86',
    500: '#5b1357',
    950: '#000000',
  },
}

SCSS

$custom: #5b1357;
$custom-light: #8c5a86;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1357",
  "rgb": {
    "r": 91,
    "g": 19,
    "b": 87
  },
  "hsl": {
    "h": 303.333,
    "s": 65.455,
    "l": 21.569
  },
  "oklch": {
    "l": 0.34069,
    "c": 0.13175,
    "h": 330.5
  },
  "luminance": 0.03378
}

Semantic roles & 50–950 ramp

primary

#5B1357

secondary

#37933C

accent

#E8493F

background

#F8F5F8

surface

#F0E9EF

border

#CBC5CA

text

#0C040B

muted

#7D797C

Preview Lab

Preview with #5B1357

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

Preview Lab → · Contrast checker → · Palette generator →