#581C6E#581C6E

#581C6E is a dark, vivid purple. Relative luminance 0.040; OKLCH L 36.1% C 0.140 H 315.3°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#581C6E
RGB	rgb(88, 28, 110)
HSL	hsl(284, 59%, 27%)
HSV	hsv(284, 75%, 43%)
CMYK	cmyk(20%, 74.5%, 0%, 56.9%)
CIE-LAB	lab(23.77, 40.64, -35.05)
CIE-LCH	lch(23.77, 53.67, 319.23°)
OKLab	oklab(36.08% 0.0999 -0.0987)
OKLCH	oklch(36.08% 0.14 315.3)
XYZ	xyz(7.2538, 4.0313, 15.1448)
Luminance	0.0403 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581C6E #326E1C

analogous

#2F1C6E #581C6E #6E1C5B

triadic

#581C6E #6E581C #1C6E58

tetradic

#581C6E #6E2F1C #326E1C #1C5B6E

square

#581C6E #6E2F1C #326E1C #1C5B6E

split-complementary

#581C6E #5B6E1C #1C6E2F

monochromatic

#140618 #31103D #581C6E #7F289F #A538CC

Accessibility & contrast

On white

11.63

#581C6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#581C6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581C6E

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581C6E	#FFFFFF	#000000	##FFFFFF
##581C6E	1.00	11.63	1.81	11.63
#FFFFFF	11.63	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003570

Deuteranopia (green-blind)

#1A3A6C

Tritanopia (blue-blind)

#562D43

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #581c6e;
/* rgb */ color: rgb(88, 28, 110);
/* oklch */ color: oklch(36.1% 0.140 315.3);

Tailwind

colors: {
  custom: {
    50: '#8a5e98',
    500: '#581c6e',
    950: '#000000',
  },
}

SCSS

$custom: #581c6e;
$custom-light: #8a5e98;
$custom-dark: #000000;

JSON

{
  "hex": "#581c6e",
  "rgb": {
    "r": 88,
    "g": 28,
    "b": 110
  },
  "hsl": {
    "h": 283.902,
    "s": 59.42,
    "l": 27.059
  },
  "oklch": {
    "l": 0.3608,
    "c": 0.14041,
    "h": 315.3
  },
  "luminance": 0.04031
}

Semantic roles & 50–950 ramp

primary

#581C6E

secondary

#5DA343

accent

#E3456F

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C050E

muted

#7D797E

Preview Lab

Preview with #581C6E

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

Preview Lab → · Contrast checker → · Palette generator →