#583B8D#583B8D

#583B8D is a dark, vivid violet. Relative luminance 0.071; OKLCH L 42.8% C 0.131 H 296.8°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#583B8D
RGB	rgb(88, 59, 141)
HSL	hsl(261, 41%, 39%)
HSV	hsv(261, 58%, 55%)
CMYK	cmyk(37.6%, 58.2%, 0%, 44.7%)
CIE-LAB	lab(32.09, 31.82, -41.20)
CIE-LCH	lch(32.09, 52.06, 307.68°)
OKLab	oklab(42.8% 0.0591 -0.1169)
OKLCH	oklch(42.8% 0.131 296.8)
XYZ	xyz(10.3950, 7.1256, 26.0218)
Luminance	0.0713 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583B8D #708D3B

analogous

#3B478D #583B8D #813B8D

triadic

#583B8D #8D583B #3B8D58

tetradic

#583B8D #8D3B47 #708D3B #3B8D81

square

#583B8D #8D3B47 #708D3B #3B8D81

split-complementary

#583B8D #8D813B #478D3B

monochromatic

#221737 #3D2962 #583B8D #7450B6 #967BC8

Accessibility & contrast

On white

8.66

#583B8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#583B8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583B8D

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583B8D	#FFFFFF	#000000	##FFFFFF
##583B8D	1.00	8.66	2.43	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#134C90

Deuteranopia (green-blind)

#1E4A8B

Tritanopia (blue-blind)

#4C4C5E

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #583b8d;
/* rgb */ color: rgb(88, 59, 141);
/* oklch */ color: oklch(42.8% 0.131 296.8);

Tailwind

colors: {
  custom: {
    50: '#8b72af',
    500: '#583b8d',
    950: '#000000',
  },
}

SCSS

$custom: #583b8d;
$custom-light: #8b72af;
$custom-dark: #000000;

JSON

{
  "hex": "#583b8d",
  "rgb": {
    "r": 88,
    "g": 59,
    "b": 141
  },
  "hsl": {
    "h": 261.22,
    "s": 41,
    "l": 39.216
  },
  "oklch": {
    "l": 0.42796,
    "c": 0.13095,
    "h": 296.8
  },
  "luminance": 0.07126
}

Semantic roles & 50–950 ramp

primary

#583B8D

secondary

#9BB173

accent

#D157A6

background

#F8F6FA

surface

#F0ECF4

border

#CBC7CE

text

#0C0810

muted

#7D7B7F

Preview Lab

Preview with #583B8D

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

Preview Lab → · Contrast checker → · Palette generator →