#583C8D#583C8D

#583C8D is a dark, vivid violet. Relative luminance 0.072; OKLCH L 43.0% C 0.129 H 296.5°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#583C8D
RGB	rgb(88, 60, 141)
HSL	hsl(261, 40%, 39%)
HSV	hsv(261, 57%, 55%)
CMYK	cmyk(37.6%, 57.4%, 0%, 44.7%)
CIE-LAB	lab(32.32, 31.22, -40.83)
CIE-LCH	lch(32.32, 51.39, 307.40°)
OKLab	oklab(42.97% 0.0577 -0.1158)
OKLCH	oklch(42.97% 0.129 296.5)
XYZ	xyz(10.4469, 7.2293, 26.0391)
Luminance	0.0723 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583C8D #718D3C

analogous

#3C488D #583C8D #813C8D

triadic

#583C8D #8D583C #3C8D58

tetradic

#583C8D #8D3C48 #718D3C #3C8D81

square

#583C8D #8D3C48 #718D3C #3C8D81

split-complementary

#583C8D #8D813C #488D3C

monochromatic

#221737 #3D2A62 #583C8D #7451B5 #967CC7

Accessibility & contrast

On white

8.59

#583C8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#583C8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583C8D

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583C8D	#FFFFFF	#000000	##FFFFFF
##583C8D	1.00	8.59	2.45	8.59
#FFFFFF	8.59	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#164C90

Deuteranopia (green-blind)

#1F4B8B

Tritanopia (blue-blind)

#4C4D5E

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #583c8d;
/* rgb */ color: rgb(88, 60, 141);
/* oklch */ color: oklch(43.0% 0.129 296.5);

Tailwind

colors: {
  custom: {
    50: '#8b73af',
    500: '#583c8d',
    950: '#000000',
  },
}

SCSS

$custom: #583c8d;
$custom-light: #8b73af;
$custom-dark: #000000;

JSON

{
  "hex": "#583c8d",
  "rgb": {
    "r": 88,
    "g": 60,
    "b": 141
  },
  "hsl": {
    "h": 260.741,
    "s": 40.299,
    "l": 39.412
  },
  "oklch": {
    "l": 0.42967,
    "c": 0.12938,
    "h": 296.5
  },
  "luminance": 0.0723
}

Semantic roles & 50–950 ramp

primary

#583C8D

secondary

#9CB174

accent

#D058A6

background

#F8F7FA

surface

#F0EDF4

border

#CBC8CE

text

#0C0810

muted

#7D7B7F

Preview Lab

Preview with #583C8D

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

Preview Lab → · Contrast checker → · Palette generator →