#581A78#581A78

#581A78 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.6% C 0.153 H 311.0°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#581A78
RGB	rgb(88, 26, 120)
HSL	hsl(280, 64%, 29%)
HSV	hsv(280, 78%, 47%)
CMYK	cmyk(26.7%, 78.3%, 0%, 52.9%)
CIE-LAB	lab(24.23, 43.74, -40.74)
CIE-LCH	lch(24.23, 59.77, 317.04°)
OKLab	oklab(36.64% 0.1005 -0.1154)
OKLCH	oklch(36.64% 0.153 311)
XYZ	xyz(7.7834, 4.1698, 18.1605)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581A78 #3A781A

analogous

#291A78 #581A78 #781A69

triadic

#581A78 #78581A #1A7858

tetradic

#581A78 #78291A #3A781A #1A6978

square

#581A78 #78291A #3A781A #1A6978

split-complementary

#581A78 #69781A #1A7829

monochromatic

#120519 #330F46 #581A78 #7D25AA #9F38D4

Accessibility & contrast

On white

11.45

#581A78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#581A78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581A78

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581A78	#FFFFFF	#000000	##FFFFFF
##581A78	1.00	11.45	1.83	11.45
#FFFFFF	11.45	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377B

Deuteranopia (green-blind)

#063B76

Tritanopia (blue-blind)

#543048

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #581a78;
/* rgb */ color: rgb(88, 26, 120);
/* oklch */ color: oklch(36.6% 0.153 311.0);

Tailwind

colors: {
  custom: {
    50: '#8b5ea0',
    500: '#581a78',
    950: '#000000',
  },
}

SCSS

$custom: #581a78;
$custom-light: #8b5ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#581a78",
  "rgb": {
    "r": 88,
    "g": 26,
    "b": 120
  },
  "hsl": {
    "h": 279.574,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.36636,
    "c": 0.15299,
    "h": 311
  },
  "luminance": 0.0417
}

Semantic roles & 50–950 ramp

primary

#581A78

secondary

#66AC41

accent

#E74079

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C050F

muted

#7D797E

Preview Lab

Preview with #581A78

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

Preview Lab → · Contrast checker → · Palette generator →