#581C90#581C90

#581C90 is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.9% C 0.175 H 301.9°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#581C90
RGB	rgb(88, 28, 144)
HSL	hsl(271, 67%, 34%)
HSV	hsv(271, 81%, 56%)
CMYK	cmyk(38.9%, 80.6%, 0%, 43.5%)
CIE-LAB	lab(26.50, 48.62, -52.11)
CIE-LCH	lch(26.50, 71.27, 313.02°)
OKLab	oklab(38.86% 0.0928 -0.1488)
OKLCH	oklch(38.86% 0.175 301.9)
XYZ	xyz(9.4726, 4.9188, 26.8305)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581C90 #54901C

analogous

#1E1C90 #581C90 #901C8E

triadic

#581C90 #90581C #1C9058

tetradic

#581C90 #901E1C #54901C #1C8E90

square

#581C90 #901E1C #54901C #1C8E90

split-complementary

#581C90 #8E901C #1C901E

monochromatic

#19082A #39125D #581C90 #7726C3 #964ADC

Accessibility & contrast

On white

10.59

#581C90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#581C90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581C90

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581C90	#FFFFFF	#000000	##FFFFFF
##581C90	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E93

Deuteranopia (green-blind)

#003E8E

Tritanopia (blue-blind)

#4C3B56

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #581c90;
/* rgb */ color: rgb(88, 28, 144);
/* oklch */ color: oklch(38.9% 0.175 301.9);

Tailwind

colors: {
  custom: {
    50: '#8d60b1',
    500: '#581c90',
    950: '#000000',
  },
}

SCSS

$custom: #581c90;
$custom-light: #8d60b1;
$custom-dark: #000000;

JSON

{
  "hex": "#581c90",
  "rgb": {
    "r": 88,
    "g": 28,
    "b": 144
  },
  "hsl": {
    "h": 271.034,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.38857,
    "c": 0.17536,
    "h": 301.9
  },
  "luminance": 0.04919
}

Semantic roles & 50–950 ramp

primary

#581C90

secondary

#82BE4A

accent

#EA3D91

background

#F9F5FB

surface

#F1EAF6

border

#CBC6D0

text

#0D0511

muted

#7E7980

Preview Lab

Preview with #581C90

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

Preview Lab → · Contrast checker → · Palette generator →