#581381#581381

#581381 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.8% C 0.169 H 308.1°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#581381
RGB	rgb(88, 19, 129)
HSL	hsl(278, 74%, 29%)
HSV	hsv(278, 85%, 51%)
CMYK	cmyk(31.8%, 85.3%, 0%, 49.4%)
CIE-LAB	lab(24.08, 48.34, -46.68)
CIE-LCH	lch(24.08, 67.20, 316.00°)
OKLab	oklab(36.77% 0.1042 -0.1328)
OKLCH	oklch(36.77% 0.169 308.1)
XYZ	xyz(8.2190, 4.1256, 21.1280)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.35

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581381 #3C8113

analogous

#211381 #581381 #811373

triadic

#581381 #815813 #138158

tetradic

#581381 #812113 #3C8113 #137381

square

#581381 #812113 #3C8113 #137381

split-complementary

#581381 #738113 #138121

monochromatic

#12041B #340B4C #581381 #7C1BB6 #9E2EE0

Accessibility & contrast

On white

11.51

#581381 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#581381 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581381

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581381	#FFFFFF	#000000	##FFFFFF
##581381	1.00	11.51	1.83	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003784

Deuteranopia (green-blind)

#003A7F

Tritanopia (blue-blind)

#51314C

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #581381;
/* rgb */ color: rgb(88, 19, 129);
/* oklch */ color: oklch(36.8% 0.169 308.1);

Tailwind

colors: {
  custom: {
    50: '#8c5ba6',
    500: '#581381',
    950: '#000000',
  },
}

SCSS

$custom: #581381;
$custom-light: #8c5ba6;
$custom-dark: #000000;

JSON

{
  "hex": "#581381",
  "rgb": {
    "r": 88,
    "g": 19,
    "b": 129
  },
  "hsl": {
    "h": 277.636,
    "s": 74.324,
    "l": 29.02
  },
  "oklch": {
    "l": 0.36768,
    "c": 0.16881,
    "h": 308.1
  },
  "luminance": 0.04125
}

Semantic roles & 50–950 ramp

primary

#581381

secondary

#68B63A

accent

#F1377C

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0D040F

muted

#7D797F

Preview Lab

Preview with #581381

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

Preview Lab → · Contrast checker → · Palette generator →