#581C83#581C83

#581C83 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.7% C 0.162 H 306.4°. Best body text is #FFFFFF at 11.00:1 contrast (WCAG AA passes).

Color values

HEX	#581C83
RGB	rgb(88, 28, 131)
HSL	hsl(275, 65%, 31%)
HSV	hsv(275, 79%, 51%)
CMYK	cmyk(32.8%, 78.6%, 0%, 48.6%)
CIE-LAB	lab(25.39, 45.48, -45.80)
CIE-LCH	lch(25.39, 64.55, 314.80°)
OKLab	oklab(37.74% 0.0962 -0.1303)
OKLCH	oklch(37.74% 0.162 306.4)
XYZ	xyz(8.5356, 4.5440, 21.8957)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.28

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581C83 #47831C

analogous

#241C83 #581C83 #831C7A

triadic

#581C83 #83581C #1C8358

tetradic

#581C83 #83241C #47831C #1C7A83

square

#581C83 #83241C #47831C #1C7A83

split-complementary

#581C83 #7A831C #1C8324

monochromatic

#14061E #361151 #581C83 #7A27B5 #9943D7

Accessibility & contrast

On white

11.00

#581C83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#581C83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581C83

11.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581C83	#FFFFFF	#000000	##FFFFFF
##581C83	1.00	11.00	1.91	11.00
#FFFFFF	11.00	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A86

Deuteranopia (green-blind)

#003C81

Tritanopia (blue-blind)

#50364F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #581c83;
/* rgb */ color: rgb(88, 28, 131);
/* oklch */ color: oklch(37.7% 0.162 306.4);

Tailwind

colors: {
  custom: {
    50: '#8c5fa8',
    500: '#581c83',
    950: '#000000',
  },
}

SCSS

$custom: #581c83;
$custom-light: #8c5fa8;
$custom-dark: #000000;

JSON

{
  "hex": "#581c83",
  "rgb": {
    "r": 88,
    "g": 28,
    "b": 131
  },
  "hsl": {
    "h": 274.951,
    "s": 64.78,
    "l": 31.176
  },
  "oklch": {
    "l": 0.37737,
    "c": 0.16196,
    "h": 306.4
  },
  "luminance": 0.04544
}

Semantic roles & 50–950 ramp

primary

#581C83

secondary

#74B645

accent

#E84086

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0D0510

muted

#7D797F

Preview Lab

Preview with #581C83

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

Preview Lab → · Contrast checker → · Palette generator →