#581F74#581F74

#581F74 is a dark, vivid purple. Relative luminance 0.043; OKLCH L 36.9% C 0.143 H 312.2°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#581F74
RGB	rgb(88, 31, 116)
HSL	hsl(280, 58%, 29%)
HSV	hsv(280, 73%, 45%)
CMYK	cmyk(24.1%, 73.3%, 0%, 54.5%)
CIE-LAB	lab(24.69, 40.65, -37.43)
CIE-LCH	lch(24.69, 55.26, 317.36°)
OKLab	oklab(36.87% 0.0958 -0.1057)
OKLCH	oklch(36.87% 0.143 312.2)
XYZ	xyz(7.6663, 4.3158, 16.9488)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581F74 #3B741F

analogous

#2E1F74 #581F74 #741F66

triadic

#581F74 #74581F #1F7458

tetradic

#581F74 #742E1F #3B741F #1F6674

square

#581F74 #742E1F #3B741F #1F6674

split-complementary

#581F74 #66741F #1F742E

monochromatic

#120618 #331244 #581F74 #7D2CA4 #9E41CC

Accessibility & contrast

On white

11.27

#581F74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#581F74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581F74

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581F74	#FFFFFF	#000000	##FFFFFF
##581F74	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003876

Deuteranopia (green-blind)

#163C72

Tritanopia (blue-blind)

#553147

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #581f74;
/* rgb */ color: rgb(88, 31, 116);
/* oklch */ color: oklch(36.9% 0.143 312.2);

Tailwind

colors: {
  custom: {
    50: '#8a609d',
    500: '#581f74',
    950: '#000000',
  },
}

SCSS

$custom: #581f74;
$custom-light: #8a609d;
$custom-dark: #000000;

JSON

{
  "hex": "#581f74",
  "rgb": {
    "r": 88,
    "g": 31,
    "b": 116
  },
  "hsl": {
    "h": 280.235,
    "s": 57.823,
    "l": 28.824
  },
  "oklch": {
    "l": 0.3687,
    "c": 0.14266,
    "h": 312.2
  },
  "luminance": 0.04316
}

Semantic roles & 50–950 ramp

primary

#581F74

secondary

#67A847

accent

#E1477A

background

#F8F5F9

surface

#F0EAF2

border

#CBC6CC

text

#0C050E

muted

#7D797E

Preview Lab

Preview with #581F74

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

Preview Lab → · Contrast checker → · Palette generator →