#581F8E#581F8E

#581F8E is a dark, vivid violet. Relative luminance 0.050; OKLCH L 39.0% C 0.170 H 302.2°. Best body text is #FFFFFF at 10.49:1 contrast (WCAG AA passes).

Color values

HEX	#581F8E
RGB	rgb(88, 31, 142)
HSL	hsl(271, 64%, 34%)
HSV	hsv(271, 78%, 56%)
CMYK	cmyk(38%, 78.2%, 0%, 44.3%)
CIE-LAB	lab(26.76, 46.89, -50.45)
CIE-LCH	lch(26.76, 68.88, 312.91°)
OKLab	oklab(38.98% 0.0907 -0.144)
OKLCH	oklch(38.98% 0.17 302.2)
XYZ	xyz(9.3958, 5.0076, 26.0575)
Luminance	0.0501 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581F8E #558E1F

analogous

#211F8E #581F8E #8E1F8D

triadic

#581F8E #8E581F #1F8E58

tetradic

#581F8E #8E211F #558E1F #1F8D8E

square

#581F8E #8E211F #558E1F #1F8D8E

split-complementary

#581F8E #8D8E1F #1F8E21

monochromatic

#1A092A #39145C #581F8E #772AC0 #964FD9

Accessibility & contrast

On white

10.49

#581F8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#581F8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581F8E

10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581F8E	#FFFFFF	#000000	##FFFFFF
##581F8E	1.00	10.49	2.00	10.49
#FFFFFF	10.49	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E91

Deuteranopia (green-blind)

#003F8C

Tritanopia (blue-blind)

#4C3C56

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #581f8e;
/* rgb */ color: rgb(88, 31, 142);
/* oklch */ color: oklch(39.0% 0.170 302.2);

Tailwind

colors: {
  custom: {
    50: '#8d61b0',
    500: '#581f8e',
    950: '#000000',
  },
}

SCSS

$custom: #581f8e;
$custom-light: #8d61b0;
$custom-dark: #000000;

JSON

{
  "hex": "#581f8e",
  "rgb": {
    "r": 88,
    "g": 31,
    "b": 142
  },
  "hsl": {
    "h": 270.811,
    "s": 64.162,
    "l": 33.922
  },
  "oklch": {
    "l": 0.38981,
    "c": 0.17018,
    "h": 302.2
  },
  "luminance": 0.05008
}

Semantic roles & 50–950 ramp

primary

#581F8E

secondary

#83BB4D

accent

#E74192

background

#F9F6FA

surface

#F1EBF5

border

#CBC6CF

text

#0D0511

muted

#7E7A80

Preview Lab

Preview with #581F8E

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

Preview Lab → · Contrast checker → · Palette generator →