#581D55#581D55

#581D55 is a dark, moderate purple. Relative luminance 0.036; OKLCH L 34.5% C 0.114 H 329.8°. Best body text is #FFFFFF at 12.20:1 contrast (WCAG AA passes).

Color values

HEX	#581D55
RGB	rgb(88, 29, 85)
HSL	hsl(303, 50%, 23%)
HSV	hsv(303, 67%, 35%)
CMYK	cmyk(0%, 67%, 3.4%, 65.5%)
CIE-LAB	lab(22.34, 34.98, -20.92)
CIE-LCH	lch(22.34, 40.76, 329.12°)
OKLab	oklab(34.53% 0.0988 -0.0575)
OKLCH	oklch(34.53% 0.114 329.8)
XYZ	xyz(6.1035, 3.6097, 8.9678)
Luminance	0.0361 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581D55 #1D5820

analogous

#3D1D58 #581D55 #581D37

triadic

#581D55 #55581D #1D5558

tetradic

#581D55 #583D1D #1D5820 #1D3758

square

#581D55 #583D1D #1D5820 #1D3758

split-complementary

#581D55 #37581D #1D583D

monochromatic

#170816 #2A0E29 #581D55 #862C81 #B43BAE

Accessibility & contrast

On white

12.20

#581D55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#581D55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581D55

12.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581D55	#FFFFFF	#000000	##FFFFFF
##581D55	1.00	12.20	1.72	12.20
#FFFFFF	12.20	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183057

Deuteranopia (green-blind)

#2D3853

Tritanopia (blue-blind)

#5B2336

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #581d55;
/* rgb */ color: rgb(88, 29, 85);
/* oklch */ color: oklch(34.5% 0.114 329.8);

Tailwind

colors: {
  custom: {
    50: '#895e85',
    500: '#581d55',
    950: '#000000',
  },
}

SCSS

$custom: #581d55;
$custom-light: #895e85;
$custom-dark: #000000;

JSON

{
  "hex": "#581d55",
  "rgb": {
    "r": 88,
    "g": 29,
    "b": 85
  },
  "hsl": {
    "h": 303.051,
    "s": 50.427,
    "l": 22.941
  },
  "oklch": {
    "l": 0.34529,
    "c": 0.11433,
    "h": 329.8
  },
  "luminance": 0.03609
}

Semantic roles & 50–950 ramp

primary

#581D55

secondary

#448D47

accent

#DA554E

background

#F8F5F8

surface

#F0E9EF

border

#CBC5CA

text

#0C040B

muted

#7D797C

Preview Lab

Preview with #581D55

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

Preview Lab → · Contrast checker → · Palette generator →