#581A83#581A83

#581A83 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.5% C 0.164 H 306.7°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#581A83
RGB	rgb(88, 26, 131)
HSL	hsl(275, 67%, 31%)
HSV	hsv(275, 80%, 51%)
CMYK	cmyk(32.8%, 80.2%, 0%, 48.6%)
CIE-LAB	lab(25.11, 46.29, -46.26)
CIE-LCH	lch(25.11, 65.44, 315.02°)
OKLab	oklab(37.54% 0.098 -0.1316)
OKLCH	oklch(37.54% 0.164 306.7)
XYZ	xyz(8.4897, 4.4523, 21.8805)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.01

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581A83 #45831A

analogous

#241A83 #581A83 #831A79

triadic

#581A83 #83581A #1A8358

tetradic

#581A83 #83241A #45831A #1A7983

square

#581A83 #83241A #45831A #1A7983

split-complementary

#581A83 #79831A #1A8324

monochromatic

#13061D #361050 #581A83 #7A24B6 #9A3FD9

Accessibility & contrast

On white

11.11

#581A83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#581A83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581A83

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581A83	#FFFFFF	#000000	##FFFFFF
##581A83	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A86

Deuteranopia (green-blind)

#003C81

Tritanopia (blue-blind)

#50354E

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #581a83;
/* rgb */ color: rgb(88, 26, 131);
/* oklch */ color: oklch(37.5% 0.164 306.7);

Tailwind

colors: {
  custom: {
    50: '#8c5ea8',
    500: '#581a83',
    950: '#000000',
  },
}

SCSS

$custom: #581a83;
$custom-light: #8c5ea8;
$custom-dark: #000000;

JSON

{
  "hex": "#581a83",
  "rgb": {
    "r": 88,
    "g": 26,
    "b": 131
  },
  "hsl": {
    "h": 275.429,
    "s": 66.879,
    "l": 30.784
  },
  "oklch": {
    "l": 0.3754,
    "c": 0.1641,
    "h": 306.7
  },
  "luminance": 0.04452
}

Semantic roles & 50–950 ramp

primary

#581A83

secondary

#72B742

accent

#EA3E84

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0D0510

muted

#7D797F

Preview Lab

Preview with #581A83

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

Preview Lab → · Contrast checker → · Palette generator →