#581B96#581B96

#581B96 is a dark, vivid violet. Relative luminance 0.051; OKLCH L 39.3% C 0.182 H 300.2°. Best body text is #FFFFFF at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#581B96
RGB	rgb(88, 27, 150)
HSL	hsl(270, 69%, 35%)
HSV	hsv(270, 82%, 59%)
CMYK	cmyk(41.3%, 82%, 0%, 41.2%)
CIE-LAB	lab(26.91, 50.47, -55.15)
CIE-LCH	lch(26.91, 74.76, 312.46°)
OKLab	oklab(39.3% 0.0917 -0.1577)
OKLCH	oklch(39.3% 0.182 300.2)
XYZ	xyz(9.9201, 5.0605, 29.3024)
Luminance	0.0506 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581B96 #59961B

analogous

#1B1B96 #581B96 #961B96

triadic

#581B96 #96581B #1B9658

tetradic

#581B96 #961B1B #59961B #1B9696

square

#581B96 #961B1B #59961B #1B9696

split-complementary

#581B96 #96961B #1B961B

monochromatic

#1B082E #3A1262 #581B96 #7624CA #954DDF

Accessibility & contrast

On white

10.44

#581B96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#581B96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581B96

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581B96	#FFFFFF	#000000	##FFFFFF
##581B96	1.00	10.44	2.01	10.44
#FFFFFF	10.44	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F99

Deuteranopia (green-blind)

#003F94

Tritanopia (blue-blind)

#493E59

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #581b96;
/* rgb */ color: rgb(88, 27, 150);
/* oklch */ color: oklch(39.3% 0.182 300.2);

Tailwind

colors: {
  custom: {
    50: '#8e60b6',
    500: '#581b96',
    950: '#000000',
  },
}

SCSS

$custom: #581b96;
$custom-light: #8e60b6;
$custom-dark: #000000;

JSON

{
  "hex": "#581b96",
  "rgb": {
    "r": 88,
    "g": 27,
    "b": 150
  },
  "hsl": {
    "h": 269.756,
    "s": 69.492,
    "l": 34.706
  },
  "oklch": {
    "l": 0.39303,
    "c": 0.18246,
    "h": 300.2
  },
  "luminance": 0.05061
}

Semantic roles & 50–950 ramp

primary

#581B96

secondary

#87C14C

accent

#EC3B95

background

#F9F5FB

surface

#F1EAF6

border

#CBC6D0

text

#0D0511

muted

#7E7980

Preview Lab

Preview with #581B96

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

Preview Lab → · Contrast checker → · Palette generator →