#581C88#581C88

#581C88 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.2% C 0.167 H 304.6°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#581C88
RGB	rgb(88, 28, 136)
HSL	hsl(273, 66%, 32%)
HSV	hsv(273, 79%, 53%)
CMYK	cmyk(35.3%, 79.4%, 0%, 46.7%)
CIE-LAB	lab(25.81, 46.68, -48.26)
CIE-LCH	lch(25.81, 67.14, 314.05°)
OKLab	oklab(38.16% 0.095 -0.1375)
OKLCH	oklch(38.16% 0.167 304.6)
XYZ	xyz(8.8827, 4.6828, 23.7237)
Luminance	0.0468 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581C88 #4C881C

analogous

#221C88 #581C88 #881C82

triadic

#581C88 #88581C #1C8858

tetradic

#581C88 #88221C #4C881C #1C8288

square

#581C88 #88221C #4C881C #1C8288

split-complementary

#581C88 #82881C #1C8822

monochromatic

#160722 #371255 #581C88 #7926BB #9746D9

Accessibility & contrast

On white

10.84

#581C88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#581C88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581C88

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581C88	#FFFFFF	#000000	##FFFFFF
##581C88	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8B

Deuteranopia (green-blind)

#003D86

Tritanopia (blue-blind)

#4F3851

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #581c88;
/* rgb */ color: rgb(88, 28, 136);
/* oklch */ color: oklch(38.2% 0.167 304.6);

Tailwind

colors: {
  custom: {
    50: '#8c60ac',
    500: '#581c88',
    950: '#000000',
  },
}

SCSS

$custom: #581c88;
$custom-light: #8c60ac;
$custom-dark: #000000;

JSON

{
  "hex": "#581c88",
  "rgb": {
    "r": 88,
    "g": 28,
    "b": 136
  },
  "hsl": {
    "h": 273.333,
    "s": 65.854,
    "l": 32.157
  },
  "oklch": {
    "l": 0.3816,
    "c": 0.16711,
    "h": 304.6
  },
  "luminance": 0.04683
}

Semantic roles & 50–950 ramp

primary

#581C88

secondary

#79BA45

accent

#E93F8A

background

#F9F5FA

surface

#F1EAF4

border

#CBC6CE

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #581C88

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

Preview Lab → · Contrast checker → · Palette generator →