#581777#581777

#581777 is a dark, vivid purple. Relative luminance 0.040; OKLCH L 36.3% C 0.155 H 311.8°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#581777
RGB	rgb(88, 23, 119)
HSL	hsl(281, 68%, 28%)
HSV	hsv(281, 81%, 47%)
CMYK	cmyk(26.1%, 80.7%, 0%, 53.3%)
CIE-LAB	lab(23.74, 44.70, -40.89)
CIE-LCH	lch(23.74, 60.58, 317.55°)
OKLab	oklab(36.27% 0.1035 -0.1158)
OKLCH	oklch(36.27% 0.155 311.8)
XYZ	xyz(7.6600, 4.0196, 17.8215)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581777 #367717

analogous

#281777 #581777 #771766

triadic

#581777 #775817 #177758

tetradic

#581777 #772817 #367717 #176677

square

#581777 #772817 #367717 #176677

split-complementary

#581777 #667717 #177728

monochromatic

#13051A #320D44 #581777 #7E21AA #A231D7

Accessibility & contrast

On white

11.64

#581777 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#581777 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581777

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581777	#FFFFFF	#000000	##FFFFFF
##581777	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357A

Deuteranopia (green-blind)

#043A75

Tritanopia (blue-blind)

#542E47

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #581777;
/* rgb */ color: rgb(88, 23, 119);
/* oklch */ color: oklch(36.3% 0.155 311.8);

Tailwind

colors: {
  custom: {
    50: '#8b5c9f',
    500: '#581777',
    950: '#000000',
  },
}

SCSS

$custom: #581777;
$custom-light: #8b5c9f;
$custom-dark: #000000;

JSON

{
  "hex": "#581777",
  "rgb": {
    "r": 88,
    "g": 23,
    "b": 119
  },
  "hsl": {
    "h": 280.625,
    "s": 67.606,
    "l": 27.843
  },
  "oklch": {
    "l": 0.36267,
    "c": 0.15533,
    "h": 311.8
  },
  "luminance": 0.04019
}

Semantic roles & 50–950 ramp

primary

#581777

secondary

#61AC3E

accent

#EA3D75

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040E

muted

#7D797E

Preview Lab

Preview with #581777

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

Preview Lab → · Contrast checker → · Palette generator →