#581B5A#581B5A

#581B5A is a dark, vivid purple. Relative luminance 0.036; OKLCH L 34.6% C 0.122 H 326.5°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#581B5A
RGB	rgb(88, 27, 90)
HSL	hsl(298, 54%, 23%)
HSV	hsv(298, 70%, 35%)
CMYK	cmyk(2.2%, 70%, 0%, 64.7%)
CIE-LAB	lab(22.29, 36.89, -24.32)
CIE-LCH	lch(22.29, 44.18, 326.60°)
OKLab	oklab(34.59% 0.1018 -0.0674)
OKLCH	oklch(34.59% 0.122 326.5)
XYZ	xyz(6.2618, 3.5972, 10.0354)
Luminance	0.0360 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581B5A #1D5A1B

analogous

#381B5A #581B5A #5A1B3C

triadic

#581B5A #5A581B #1B5A58

tetradic

#581B5A #5A381B #1D5A1B #1B3C5A

square

#581B5A #5A381B #1D5A1B #1B3C5A

split-complementary

#581B5A #3C5A1B #1B5A38

monochromatic

#170718 #2A0D2B #581B5A #862989 #B437B8

Accessibility & contrast

On white

12.21

#581B5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#581B5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581B5A

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581B5A	#FFFFFF	#000000	##FFFFFF
##581B5A	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11305C

Deuteranopia (green-blind)

#293858

Tritanopia (blue-blind)

#5A2438

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #581b5a;
/* rgb */ color: rgb(88, 27, 90);
/* oklch */ color: oklch(34.6% 0.122 326.5);

Tailwind

colors: {
  custom: {
    50: '#8a5d89',
    500: '#581b5a',
    950: '#000000',
  },
}

SCSS

$custom: #581b5a;
$custom-light: #8a5d89;
$custom-dark: #000000;

JSON

{
  "hex": "#581b5a",
  "rgb": {
    "r": 88,
    "g": 27,
    "b": 90
  },
  "hsl": {
    "h": 298.095,
    "s": 53.846,
    "l": 22.941
  },
  "oklch": {
    "l": 0.34591,
    "c": 0.12207,
    "h": 326.5
  },
  "luminance": 0.03597
}

Semantic roles & 50–950 ramp

primary

#581B5A

secondary

#449041

accent

#DD4B4F

background

#F8F5F8

surface

#F0E9F0

border

#CBC5CB

text

#0C040B

muted

#7D797C

Preview Lab

Preview with #581B5A

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

Preview Lab → · Contrast checker → · Palette generator →