#583D8A#583D8A

#583D8A is a dark, vivid violet. Relative luminance 0.072; OKLCH L 42.9% C 0.124 H 297.1°. Best body text is #FFFFFF at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#583D8A
RGB	rgb(88, 61, 138)
HSL	hsl(261, 39%, 39%)
HSV	hsv(261, 56%, 54%)
CMYK	cmyk(36.2%, 55.8%, 0%, 45.9%)
CIE-LAB	lab(32.36, 29.76, -38.92)
CIE-LCH	lch(32.36, 48.99, 307.41°)
OKLab	oklab(42.93% 0.0563 -0.1102)
OKLCH	oklch(42.93% 0.124 297.1)
XYZ	xyz(10.2795, 7.2470, 24.8971)
Luminance	0.0725 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583D8A #6F8A3D

analogous

#3D498A #583D8A #7F3D8A

triadic

#583D8A #8A583D #3D8A58

tetradic

#583D8A #8A3D49 #6F8A3D #3D8A7F

square

#583D8A #8A3D49 #6F8A3D #3D8A7F

split-complementary

#583D8A #8A7F3D #498A3D

monochromatic

#221735 #3D2A60 #583D8A #7452B2 #967CC5

Accessibility & contrast

On white

8.57

#583D8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#583D8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583D8A

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583D8A	#FFFFFF	#000000	##FFFFFF
##583D8A	1.00	8.57	2.45	8.57
#FFFFFF	8.57	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C4C8D

Deuteranopia (green-blind)

#254B88

Tritanopia (blue-blind)

#4D4D5D

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #583d8a;
/* rgb */ color: rgb(88, 61, 138);
/* oklch */ color: oklch(42.9% 0.124 297.1);

Tailwind

colors: {
  custom: {
    50: '#8a73ad',
    500: '#583d8a',
    950: '#000000',
  },
}

SCSS

$custom: #583d8a;
$custom-light: #8a73ad;
$custom-dark: #000000;

JSON

{
  "hex": "#583d8a",
  "rgb": {
    "r": 88,
    "g": 61,
    "b": 138
  },
  "hsl": {
    "h": 261.039,
    "s": 38.693,
    "l": 39.02
  },
  "oklch": {
    "l": 0.42933,
    "c": 0.12373,
    "h": 297.1
  },
  "luminance": 0.07247
}

Semantic roles & 50–950 ramp

primary

#583D8A

secondary

#9AAF74

accent

#CF59A5

background

#F8F7FA

surface

#F0EDF4

border

#CBC8CE

text

#0C0810

muted

#7D7B7F

Preview Lab

Preview with #583D8A

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

Preview Lab → · Contrast checker → · Palette generator →