#581F87#581F87

#581F87 is a dark, vivid violet. Relative luminance 0.048; OKLCH L 38.4% C 0.163 H 304.6°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#581F87
RGB	rgb(88, 31, 135)
HSL	hsl(273, 63%, 33%)
HSV	hsv(273, 77%, 53%)
CMYK	cmyk(34.8%, 77%, 0%, 47.1%)
CIE-LAB	lab(26.17, 45.17, -47.05)
CIE-LCH	lch(26.17, 65.23, 313.83°)
OKLab	oklab(38.39% 0.0924 -0.134)
OKLCH	oklch(38.39% 0.163 304.6)
XYZ	xyz(8.8867, 4.8040, 23.3761)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581F87 #4E871F

analogous

#241F87 #581F87 #871F82

triadic

#581F87 #87581F #1F8758

tetradic

#581F87 #87241F #4E871F #1F8287

square

#581F87 #87241F #4E871F #1F8287

split-complementary

#581F87 #82871F #1F8724

monochromatic

#170823 #381455 #581F87 #782AB9 #974BD6

Accessibility & contrast

On white

10.71

#581F87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#581F87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581F87

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581F87	#FFFFFF	#000000	##FFFFFF
##581F87	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8A

Deuteranopia (green-blind)

#003E85

Tritanopia (blue-blind)

#4F3952

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #581f87;
/* rgb */ color: rgb(88, 31, 135);
/* oklch */ color: oklch(38.4% 0.163 304.6);

Tailwind

colors: {
  custom: {
    50: '#8c61ab',
    500: '#581f87',
    950: '#000000',
  },
}

SCSS

$custom: #581f87;
$custom-light: #8c61ab;
$custom-dark: #000000;

JSON

{
  "hex": "#581f87",
  "rgb": {
    "r": 88,
    "g": 31,
    "b": 135
  },
  "hsl": {
    "h": 272.885,
    "s": 62.651,
    "l": 32.549
  },
  "oklch": {
    "l": 0.38385,
    "c": 0.16277,
    "h": 304.6
  },
  "luminance": 0.04804
}

Semantic roles & 50–950 ramp

primary

#581F87

secondary

#7CB84A

accent

#E6428C

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0D0510

muted

#7D797F

Preview Lab

Preview with #581F87

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

Preview Lab → · Contrast checker → · Palette generator →