#581B6D#581B6D

#581B6D is a dark, vivid purple. Relative luminance 0.040; OKLCH L 35.9% C 0.141 H 315.9°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#581B6D
RGB	rgb(88, 27, 109)
HSL	hsl(285, 60%, 27%)
HSV	hsv(285, 75%, 43%)
CMYK	cmyk(19.3%, 75.2%, 0%, 57.3%)
CIE-LAB	lab(23.55, 40.86, -34.77)
CIE-LCH	lch(23.55, 53.65, 319.61°)
OKLab	oklab(35.9% 0.1011 -0.0979)
OKLCH	oklch(35.9% 0.141 315.9)
XYZ	xyz(7.1763, 3.9630, 14.8519)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581B6D #306D1B

analogous

#2F1B6D #581B6D #6D1B59

triadic

#581B6D #6D581B #1B6D58

tetradic

#581B6D #6D2F1B #306D1B #1B596D

square

#581B6D #6D2F1B #306D1B #1B596D

split-complementary

#581B6D #596D1B #1B6D2F

monochromatic

#140619 #300F3C #581B6D #80279E #A635CD

Accessibility & contrast

On white

11.71

#581B6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#581B6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581B6D

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581B6D	#FFFFFF	#000000	##FFFFFF
##581B6D	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00346F

Deuteranopia (green-blind)

#1A3A6B

Tritanopia (blue-blind)

#572C42

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #581b6d;
/* rgb */ color: rgb(88, 27, 109);
/* oklch */ color: oklch(35.9% 0.141 315.9);

Tailwind

colors: {
  custom: {
    50: '#8a5e97',
    500: '#581b6d',
    950: '#000000',
  },
}

SCSS

$custom: #581b6d;
$custom-light: #8a5e97;
$custom-dark: #000000;

JSON

{
  "hex": "#581b6d",
  "rgb": {
    "r": 88,
    "g": 27,
    "b": 109
  },
  "hsl": {
    "h": 284.634,
    "s": 60.294,
    "l": 26.667
  },
  "oklch": {
    "l": 0.35896,
    "c": 0.1407,
    "h": 315.9
  },
  "luminance": 0.03963
}

Semantic roles & 50–950 ramp

primary

#581B6D

secondary

#5AA242

accent

#E3446D

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C050D

muted

#7D797E

Preview Lab

Preview with #581B6D

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

Preview Lab → · Contrast checker → · Palette generator →