#581A8D#581A8D

#581A8D is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.4% C 0.174 H 303.2°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#581A8D
RGB	rgb(88, 26, 141)
HSL	hsl(272, 69%, 33%)
HSV	hsv(272, 82%, 55%)
CMYK	cmyk(37.6%, 81.6%, 0%, 44.7%)
CIE-LAB	lab(25.97, 48.67, -51.11)
CIE-LCH	lch(25.97, 70.58, 313.60°)
OKLab	oklab(38.41% 0.0953 -0.1459)
OKLCH	oklch(38.41% 0.174 303.2)
XYZ	xyz(9.2005, 4.7366, 25.6237)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581A8D #4F8D1A

analogous

#1F1A8D #581A8D #8D1A88

triadic

#581A8D #8D581A #1A8D58

tetradic

#581A8D #8D1F1A #4F8D1A #1A888D

square

#581A8D #8D1F1A #4F8D1A #1A888D

split-complementary

#581A8D #888D1A #1A8D1F

monochromatic

#180726 #381059 #581A8D #7824C1 #9745DD

Accessibility & contrast

On white

10.78

#581A8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#581A8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581A8D

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581A8D	#FFFFFF	#000000	##FFFFFF
##581A8D	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C90

Deuteranopia (green-blind)

#003D8B

Tritanopia (blue-blind)

#4D3954

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #581a8d;
/* rgb */ color: rgb(88, 26, 141);
/* oklch */ color: oklch(38.4% 0.174 303.2);

Tailwind

colors: {
  custom: {
    50: '#8d5faf',
    500: '#581a8d',
    950: '#000000',
  },
}

SCSS

$custom: #581a8d;
$custom-light: #8d5faf;
$custom-dark: #000000;

JSON

{
  "hex": "#581a8d",
  "rgb": {
    "r": 88,
    "g": 26,
    "b": 141
  },
  "hsl": {
    "h": 272.348,
    "s": 68.862,
    "l": 32.745
  },
  "oklch": {
    "l": 0.38405,
    "c": 0.17423,
    "h": 303.2
  },
  "luminance": 0.04737
}

Semantic roles & 50–950 ramp

primary

#581A8D

secondary

#7DBE45

accent

#EC3C8D

background

#F9F5FA

surface

#F1EAF5

border

#CBC6CF

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #581A8D

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

Preview Lab → · Contrast checker → · Palette generator →