#581B89#581B89

#581B89 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.1% C 0.169 H 304.4°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#581B89
RGB	rgb(88, 27, 137)
HSL	hsl(273, 67%, 32%)
HSV	hsv(273, 80%, 54%)
CMYK	cmyk(35.8%, 80.3%, 0%, 46.3%)
CIE-LAB	lab(25.76, 47.32, -48.97)
CIE-LCH	lch(25.76, 68.10, 314.02°)
OKLab	oklab(38.15% 0.0956 -0.1396)
OKLCH	oklch(38.15% 0.169 304.4)
XYZ	xyz(8.9308, 4.6647, 24.0920)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.05

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581B89 #4C891B

analogous

#211B89 #581B89 #891B83

triadic

#581B89 #89581B #1B8958

tetradic

#581B89 #89211B #4C891B #1B8389

square

#581B89 #89211B #4C891B #1B8389

split-complementary

#581B89 #83891B #1B8921

monochromatic

#160723 #371156 #581B89 #7925BC #9744DA

Accessibility & contrast

On white

10.86

#581B89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#581B89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581B89

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581B89	#FFFFFF	#000000	##FFFFFF
##581B89	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8C

Deuteranopia (green-blind)

#003D87

Tritanopia (blue-blind)

#4E3852

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #581b89;
/* rgb */ color: rgb(88, 27, 137);
/* oklch */ color: oklch(38.1% 0.169 304.4);

Tailwind

colors: {
  custom: {
    50: '#8c5fac',
    500: '#581b89',
    950: '#000000',
  },
}

SCSS

$custom: #581b89;
$custom-light: #8c5fac;
$custom-dark: #000000;

JSON

{
  "hex": "#581b89",
  "rgb": {
    "r": 88,
    "g": 27,
    "b": 137
  },
  "hsl": {
    "h": 273.273,
    "s": 67.073,
    "l": 32.157
  },
  "oklch": {
    "l": 0.38149,
    "c": 0.16917,
    "h": 304.4
  },
  "luminance": 0.04665
}

Semantic roles & 50–950 ramp

primary

#581B89

secondary

#79BC44

accent

#EA3E8B

background

#F9F5FA

surface

#F1EAF4

border

#CBC6CE

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #581B89

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

Preview Lab → · Contrast checker → · Palette generator →