#581F8D#581F8D

#581F8D is a dark, vivid violet. Relative luminance 0.050; OKLCH L 38.9% C 0.169 H 302.6°. Best body text is #FFFFFF at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#581F8D
RGB	rgb(88, 31, 141)
HSL	hsl(271, 64%, 34%)
HSV	hsv(271, 78%, 55%)
CMYK	cmyk(37.6%, 78%, 0%, 44.7%)
CIE-LAB	lab(26.67, 46.65, -49.97)
CIE-LCH	lch(26.67, 68.36, 313.03°)
OKLab	oklab(38.9% 0.091 -0.1425)
OKLCH	oklch(38.9% 0.169 302.6)
XYZ	xyz(9.3211, 4.9777, 25.6639)
Luminance	0.0498 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581F8D #548D1F

analogous

#211F8D #581F8D #8D1F8B

triadic

#581F8D #8D581F #1F8D58

tetradic

#581F8D #8D211F #548D1F #1F8B8D

square

#581F8D #8D211F #548D1F #1F8B8D

split-complementary

#581F8D #8B8D1F #1F8D21

monochromatic

#190929 #39145B #581F8D #772ABF #964ED8

Accessibility & contrast

On white

10.52

#581F8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#581F8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581F8D

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581F8D	#FFFFFF	#000000	##FFFFFF
##581F8D	1.00	10.52	2.00	10.52
#FFFFFF	10.52	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E90

Deuteranopia (green-blind)

#003F8B

Tritanopia (blue-blind)

#4D3B55

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #581f8d;
/* rgb */ color: rgb(88, 31, 141);
/* oklch */ color: oklch(38.9% 0.169 302.6);

Tailwind

colors: {
  custom: {
    50: '#8d61af',
    500: '#581f8d',
    950: '#000000',
  },
}

SCSS

$custom: #581f8d;
$custom-light: #8d61af;
$custom-dark: #000000;

JSON

{
  "hex": "#581f8d",
  "rgb": {
    "r": 88,
    "g": 31,
    "b": 141
  },
  "hsl": {
    "h": 271.091,
    "s": 63.953,
    "l": 33.725
  },
  "oklch": {
    "l": 0.38895,
    "c": 0.16912,
    "h": 302.6
  },
  "luminance": 0.04978
}

Semantic roles & 50–950 ramp

primary

#581F8D

secondary

#82BB4D

accent

#E74191

background

#F9F6FA

surface

#F1EBF5

border

#CBC6CF

text

#0D0510

muted

#7E7A7F

Preview Lab

Preview with #581F8D

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

Preview Lab → · Contrast checker → · Palette generator →