#581A81#581A81

#581A81 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.4% C 0.162 H 307.4°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#581A81
RGB	rgb(88, 26, 129)
HSL	hsl(276, 66%, 30%)
HSV	hsv(276, 80%, 51%)
CMYK	cmyk(31.8%, 79.8%, 0%, 49.4%)
CIE-LAB	lab(24.95, 45.82, -45.27)
CIE-LCH	lch(24.95, 64.41, 315.35°)
OKLab	oklab(37.37% 0.0985 -0.1287)
OKLCH	oklch(37.37% 0.162 307.4)
XYZ	xyz(8.3555, 4.3986, 21.1735)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.10

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581A81 #43811A

analogous

#251A81 #581A81 #811A76

triadic

#581A81 #81581A #1A8158

tetradic

#581A81 #81251A #43811A #1A7681

square

#581A81 #81251A #43811A #1A7681

split-complementary

#581A81 #76811A #1A8125

monochromatic

#13051B #35104E #581A81 #7B24B4 #9A3DD8

Accessibility & contrast

On white

11.17

#581A81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#581A81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581A81

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581A81	#FFFFFF	#000000	##FFFFFF
##581A81	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003984

Deuteranopia (green-blind)

#003C7F

Tritanopia (blue-blind)

#51344D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #581a81;
/* rgb */ color: rgb(88, 26, 129);
/* oklch */ color: oklch(37.4% 0.162 307.4);

Tailwind

colors: {
  custom: {
    50: '#8c5ea6',
    500: '#581a81',
    950: '#000000',
  },
}

SCSS

$custom: #581a81;
$custom-light: #8c5ea6;
$custom-dark: #000000;

JSON

{
  "hex": "#581a81",
  "rgb": {
    "r": 88,
    "g": 26,
    "b": 129
  },
  "hsl": {
    "h": 276.117,
    "s": 66.452,
    "l": 30.392
  },
  "oklch": {
    "l": 0.37372,
    "c": 0.16207,
    "h": 307.4
  },
  "luminance": 0.04398
}

Semantic roles & 50–950 ramp

primary

#581A81

secondary

#70B542

accent

#E93E82

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #581A81

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

Preview Lab → · Contrast checker → · Palette generator →