#581B5F#581B5F

#581B5F is a dark, vivid purple. Relative luminance 0.037; OKLCH L 34.9% C 0.127 H 323.4°. Best body text is #FFFFFF at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#581B5F
RGB	rgb(88, 27, 95)
HSL	hsl(294, 56%, 24%)
HSV	hsv(294, 72%, 37%)
CMYK	cmyk(7.4%, 71.6%, 0%, 62.7%)
CIE-LAB	lab(22.60, 37.89, -27.14)
CIE-LCH	lch(22.60, 46.61, 324.39°)
OKLab	oklab(34.92% 0.1019 -0.0756)
OKLCH	oklch(34.92% 0.127 323.4)
XYZ	xyz(6.4818, 3.6852, 11.1942)
Luminance	0.0369 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.02

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581B5F #225F1B

analogous

#361B5F #581B5F #5F1B44

triadic

#581B5F #5F581B #1B5F58

tetradic

#581B5F #5F361B #225F1B #1B445F

square

#581B5F #5F361B #225F1B #1B445F

split-complementary

#581B5F #445F1B #1B5F36

monochromatic

#160718 #2C0D2F #581B5F #84298F #B036BE

Accessibility & contrast

On white

12.09

#581B5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#581B5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581B5F

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581B5F	#FFFFFF	#000000	##FFFFFF
##581B5F	1.00	12.09	1.74	12.09
#FFFFFF	12.09	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A3161

Deuteranopia (green-blind)

#26385D

Tritanopia (blue-blind)

#5A263A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #581b5f;
/* rgb */ color: rgb(88, 27, 95);
/* oklch */ color: oklch(34.9% 0.127 323.4);

Tailwind

colors: {
  custom: {
    50: '#8a5d8d',
    500: '#581b5f',
    950: '#000000',
  },
}

SCSS

$custom: #581b5f;
$custom-light: #8a5d8d;
$custom-dark: #000000;

JSON

{
  "hex": "#581b5f",
  "rgb": {
    "r": 88,
    "g": 27,
    "b": 95
  },
  "hsl": {
    "h": 293.824,
    "s": 55.738,
    "l": 23.922
  },
  "oklch": {
    "l": 0.34915,
    "c": 0.12686,
    "h": 323.4
  },
  "luminance": 0.03685
}

Semantic roles & 50–950 ramp

primary

#581B5F

secondary

#4A9541

accent

#DF4958

background

#F8F5F8

surface

#F0E9F0

border

#CBC5CB

text

#0C040C

muted

#7D797D

Preview Lab

Preview with #581B5F

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

Preview Lab → · Contrast checker → · Palette generator →