#581C7D#581C7D

#581C7D is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.2% C 0.156 H 308.8°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#581C7D
RGB	rgb(88, 28, 125)
HSL	hsl(277, 63%, 30%)
HSV	hsv(277, 78%, 49%)
CMYK	cmyk(29.6%, 77.6%, 0%, 51%)
CIE-LAB	lab(24.91, 44.07, -42.81)
CIE-LCH	lch(24.91, 61.44, 315.83°)
OKLab	oklab(37.24% 0.0975 -0.1215)
OKLCH	oklch(37.24% 0.156 308.8)
XYZ	xyz(8.1407, 4.3860, 19.8158)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.66

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581C7D #417D1C

analogous

#271C7D #581C7D #7D1C72

triadic

#581C7D #7D581C #1C7D58

tetradic

#581C7D #7D271C #417D1C #1C727D

square

#581C7D #7D271C #417D1C #1C727D

split-complementary

#581C7D #727D1C #1C7D27

monochromatic

#120619 #35114B #581C7D #7B27AF #9B3FD4

Accessibility & contrast

On white

11.19

#581C7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#581C7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581C7D

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581C7D	#FFFFFF	#000000	##FFFFFF
##581C7D	1.00	11.19	1.88	11.19
#FFFFFF	11.19	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003980

Deuteranopia (green-blind)

#003C7B

Tritanopia (blue-blind)

#52334B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #581c7d;
/* rgb */ color: rgb(88, 28, 125);
/* oklch */ color: oklch(37.2% 0.156 308.8);

Tailwind

colors: {
  custom: {
    50: '#8b5fa3',
    500: '#581c7d',
    950: '#000000',
  },
}

SCSS

$custom: #581c7d;
$custom-light: #8b5fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#581c7d",
  "rgb": {
    "r": 88,
    "g": 28,
    "b": 125
  },
  "hsl": {
    "h": 277.113,
    "s": 63.399,
    "l": 30
  },
  "oklch": {
    "l": 0.37243,
    "c": 0.15578,
    "h": 308.8
  },
  "luminance": 0.04386
}

Semantic roles & 50–950 ramp

primary

#581C7D

secondary

#6EB144

accent

#E64180

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #581C7D

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

Preview Lab → · Contrast checker → · Palette generator →