#581581#581581

#581581 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.9% C 0.167 H 307.9°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#581581
RGB	rgb(88, 21, 129)
HSL	hsl(277, 72%, 29%)
HSV	hsv(277, 84%, 51%)
CMYK	cmyk(31.8%, 83.7%, 0%, 49.4%)
CIE-LAB	lab(24.31, 47.67, -46.31)
CIE-LCH	lch(24.31, 66.46, 315.83°)
OKLab	oklab(36.93% 0.1027 -0.1317)
OKLCH	oklch(36.93% 0.167 307.9)
XYZ	xyz(8.2543, 4.1961, 21.1397)
Luminance	0.0420 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.54

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581581 #3E8115

analogous

#221581 #581581 #811574

triadic

#581581 #815815 #158158

tetradic

#581581 #812215 #3E8115 #157481

square

#581581 #812215 #3E8115 #157481

split-complementary

#581581 #748115 #158122

monochromatic

#12041A #340C4C #581581 #7C1EB6 #9D33DE

Accessibility & contrast

On white

11.42

#581581 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#581581 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581581

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581581	#FFFFFF	#000000	##FFFFFF
##581581	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003784

Deuteranopia (green-blind)

#003A7F

Tritanopia (blue-blind)

#51324C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #581581;
/* rgb */ color: rgb(88, 21, 129);
/* oklch */ color: oklch(36.9% 0.167 307.9);

Tailwind

colors: {
  custom: {
    50: '#8c5ca6',
    500: '#581581',
    950: '#000000',
  },
}

SCSS

$custom: #581581;
$custom-light: #8c5ca6;
$custom-dark: #000000;

JSON

{
  "hex": "#581581",
  "rgb": {
    "r": 88,
    "g": 21,
    "b": 129
  },
  "hsl": {
    "h": 277.222,
    "s": 72,
    "l": 29.412
  },
  "oklch": {
    "l": 0.36926,
    "c": 0.16704,
    "h": 307.9
  },
  "luminance": 0.04196
}

Semantic roles & 50–950 ramp

primary

#581581

secondary

#6AB63C

accent

#EF397E

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0D040F

muted

#7D797F

Preview Lab

Preview with #581581

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

Preview Lab → · Contrast checker → · Palette generator →