#581FA0#581FA0

#581FA0 is a dark, vivid violet. Relative luminance 0.056; OKLCH L 40.6% C 0.189 H 296.9°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#581FA0
RGB	rgb(88, 31, 160)
HSL	hsl(267, 68%, 37%)
HSV	hsv(267, 81%, 63%)
CMYK	cmyk(45%, 80.6%, 0%, 37.3%)
CIE-LAB	lab(28.36, 51.40, -58.88)
CIE-LCH	lch(28.36, 78.16, 311.12°)
OKLab	oklab(40.59% 0.0855 -0.1687)
OKLCH	oklch(40.59% 0.189 296.9)
XYZ	xyz(10.8580, 5.5925, 33.7583)
Luminance	0.0559 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581FA0 #67A01F

analogous

#1F26A0 #581FA0 #991FA0

triadic

#581FA0 #A0581F #1FA058

tetradic

#581FA0 #A01F26 #67A01F #1FA099

square

#581FA0 #A01F26 #67A01F #1FA099

split-complementary

#581FA0 #A0991F #26A01F

monochromatic

#200B39 #3C156D #581FA0 #7429D3 #955ADF

Accessibility & contrast

On white

9.91

#581FA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#581FA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581FA0

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581FA0	#FFFFFF	#000000	##FFFFFF
##581FA0	1.00	9.91	2.12	9.91
#FFFFFF	9.91	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A4

Deuteranopia (green-blind)

#00419E

Tritanopia (blue-blind)

#444460

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #581fa0;
/* rgb */ color: rgb(88, 31, 160);
/* oklch */ color: oklch(40.6% 0.189 296.9);

Tailwind

colors: {
  custom: {
    50: '#8f62bd',
    500: '#581fa0',
    950: '#000000',
  },
}

SCSS

$custom: #581fa0;
$custom-light: #8f62bd;
$custom-dark: #000000;

JSON

{
  "hex": "#581fa0",
  "rgb": {
    "r": 88,
    "g": 31,
    "b": 160
  },
  "hsl": {
    "h": 266.512,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.40594,
    "c": 0.18915,
    "h": 296.9
  },
  "luminance": 0.05593
}

Semantic roles & 50–950 ramp

primary

#581FA0

secondary

#94C358

accent

#EA3D9E

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0D0612

muted

#7E7A81

Preview Lab

Preview with #581FA0

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

Preview Lab → · Contrast checker → · Palette generator →