#581B6C#581B6C

#581B6C is a dark, vivid purple. Relative luminance 0.039; OKLCH L 35.8% C 0.140 H 316.4°. Best body text is #FFFFFF at 11.74:1 contrast (WCAG AA passes).

Color values

HEX	#581B6C
RGB	rgb(88, 27, 108)
HSL	hsl(285, 60%, 26%)
HSV	hsv(285, 75%, 42%)
CMYK	cmyk(18.5%, 75%, 0%, 57.6%)
CIE-LAB	lab(23.48, 40.64, -34.23)
CIE-LCH	lch(23.48, 53.14, 319.89°)
OKLab	oklab(35.82% 0.1012 -0.0963)
OKLCH	oklch(35.82% 0.14 316.4)
XYZ	xyz(7.1228, 3.9416, 14.5701)
Luminance	0.0394 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581B6C #2F6C1B

analogous

#301B6C #581B6C #6C1B58

triadic

#581B6C #6C581B #1B6C58

tetradic

#581B6C #6C301B #2F6C1B #1B586C

square

#581B6C #6C301B #2F6C1B #1B586C

split-complementary

#581B6C #586C1B #1B6C30

monochromatic

#140618 #300F3B #581B6C #80279D #A735CC

Accessibility & contrast

On white

11.74

#581B6C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#581B6C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581B6C

11.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581B6C	#FFFFFF	#000000	##FFFFFF
##581B6C	1.00	11.74	1.79	11.74
#FFFFFF	11.74	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00346E

Deuteranopia (green-blind)

#1B3A6A

Tritanopia (blue-blind)

#572C41

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #581b6c;
/* rgb */ color: rgb(88, 27, 108);
/* oklch */ color: oklch(35.8% 0.140 316.4);

Tailwind

colors: {
  custom: {
    50: '#8a5e97',
    500: '#581b6c',
    950: '#000000',
  },
}

SCSS

$custom: #581b6c;
$custom-light: #8a5e97;
$custom-dark: #000000;

JSON

{
  "hex": "#581b6c",
  "rgb": {
    "r": 88,
    "g": 27,
    "b": 108
  },
  "hsl": {
    "h": 285.185,
    "s": 60,
    "l": 26.471
  },
  "oklch": {
    "l": 0.35822,
    "c": 0.1397,
    "h": 316.4
  },
  "luminance": 0.03941
}

Semantic roles & 50–950 ramp

primary

#581B6C

secondary

#59A142

accent

#E3456C

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C050D

muted

#7D797E

Preview Lab

Preview with #581B6C

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

Preview Lab → · Contrast checker → · Palette generator →