#581D88#581D88

#581D88 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.3% C 0.166 H 304.5°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#581D88
RGB	rgb(88, 29, 136)
HSL	hsl(273, 65%, 32%)
HSV	hsv(273, 79%, 53%)
CMYK	cmyk(35.3%, 78.7%, 0%, 46.7%)
CIE-LAB	lab(25.95, 46.27, -48.03)
CIE-LCH	lch(25.95, 66.69, 313.93°)
OKLab	oklab(38.26% 0.0941 -0.1368)
OKLCH	oklch(38.26% 0.166 304.5)
XYZ	xyz(8.9068, 4.7310, 23.7317)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581D88 #4D881D

analogous

#231D88 #581D88 #881D83

triadic

#581D88 #88581D #1D8858

tetradic

#581D88 #88231D #4D881D #1D8388

square

#581D88 #88231D #4D881D #1D8388

split-complementary

#581D88 #83881D #1D8823

monochromatic

#170723 #371256 #581D88 #7928BA #9748D8

Accessibility & contrast

On white

10.79

#581D88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#581D88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581D88

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581D88	#FFFFFF	#000000	##FFFFFF
##581D88	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8B

Deuteranopia (green-blind)

#003D86

Tritanopia (blue-blind)

#4F3852

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #581d88;
/* rgb */ color: rgb(88, 29, 136);
/* oklch */ color: oklch(38.3% 0.166 304.5);

Tailwind

colors: {
  custom: {
    50: '#8c60ab',
    500: '#581d88',
    950: '#000000',
  },
}

SCSS

$custom: #581d88;
$custom-light: #8c60ab;
$custom-dark: #000000;

JSON

{
  "hex": "#581d88",
  "rgb": {
    "r": 88,
    "g": 29,
    "b": 136
  },
  "hsl": {
    "h": 273.084,
    "s": 64.848,
    "l": 32.353
  },
  "oklch": {
    "l": 0.3826,
    "c": 0.16604,
    "h": 304.5
  },
  "luminance": 0.04731
}

Semantic roles & 50–950 ramp

primary

#581D88

secondary

#7ABA47

accent

#E8408B

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0D0510

muted

#7D797F

Preview Lab

Preview with #581D88

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

Preview Lab → · Contrast checker → · Palette generator →