#581C7C#581C7C

#581C7C is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.2% C 0.155 H 309.2°. Best body text is #FFFFFF at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#581C7C
RGB	rgb(88, 28, 124)
HSL	hsl(278, 63%, 30%)
HSV	hsv(278, 77%, 49%)
CMYK	cmyk(29%, 77.4%, 0%, 51.4%)
CIE-LAB	lab(24.83, 43.84, -42.30)
CIE-LCH	lch(24.83, 60.92, 316.02°)
OKLab	oklab(37.16% 0.0977 -0.12)
OKLCH	oklch(37.16% 0.155 309.2)
XYZ	xyz(8.0771, 4.3606, 19.4811)
Luminance	0.0436 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581C7C #407C1C

analogous

#281C7C #581C7C #7C1C70

triadic

#581C7C #7C581C #1C7C58

tetradic

#581C7C #7C281C #407C1C #1C707C

square

#581C7C #7C281C #407C1C #1C707C

split-complementary

#581C7C #707C1C #1C7C28

monochromatic

#120619 #35114A #581C7C #7B27AE #9C3FD4

Accessibility & contrast

On white

11.22

#581C7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#581C7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581C7C

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581C7C	#FFFFFF	#000000	##FFFFFF
##581C7C	1.00	11.22	1.87	11.22
#FFFFFF	11.22	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397F

Deuteranopia (green-blind)

#003C7A

Tritanopia (blue-blind)

#53334B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #581c7c;
/* rgb */ color: rgb(88, 28, 124);
/* oklch */ color: oklch(37.2% 0.155 309.2);

Tailwind

colors: {
  custom: {
    50: '#8b5fa3',
    500: '#581c7c',
    950: '#000000',
  },
}

SCSS

$custom: #581c7c;
$custom-light: #8b5fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#581c7c",
  "rgb": {
    "r": 88,
    "g": 28,
    "b": 124
  },
  "hsl": {
    "h": 277.5,
    "s": 63.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.37162,
    "c": 0.15475,
    "h": 309.2
  },
  "luminance": 0.0436
}

Semantic roles & 50–950 ramp

primary

#581C7C

secondary

#6CB044

accent

#E6427F

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #581C7C

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

Preview Lab → · Contrast checker → · Palette generator →