#583DA3#583DA3

#583DA3 is a dark, vivid violet. Relative luminance 0.081; OKLCH L 44.8% C 0.157 H 290.9°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#583DA3
RGB	rgb(88, 61, 163)
HSL	hsl(256, 46%, 44%)
HSV	hsv(256, 63%, 64%)
CMYK	cmyk(46%, 62.6%, 0%, 36.1%)
CIE-LAB	lab(34.10, 36.98, -51.34)
CIE-LCH	lch(34.10, 63.27, 305.76°)
OKLab	oklab(44.76% 0.0559 -0.1467)
OKLCH	oklch(44.76% 0.157 290.9)
XYZ	xyz(12.3023, 8.0561, 35.5500)
Luminance	0.0806 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583DA3 #88A33D

analogous

#3D55A3 #583DA3 #8B3DA3

triadic

#583DA3 #A3583D #3DA358

tetradic

#583DA3 #A33D55 #88A33D #3DA38B

square

#583DA3 #A33D55 #88A33D #3DA38B

split-complementary

#583DA3 #A38B3D #55A33D

monochromatic

#281C4A #402C76 #583DA3 #775BC2 #9C88D2

Accessibility & contrast

On white

8.04

#583DA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#583DA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583DA3

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583DA3	#FFFFFF	#000000	##FFFFFF
##583DA3	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A6

Deuteranopia (green-blind)

#004EA1

Tritanopia (blue-blind)

#41556A

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #583da3;
/* rgb */ color: rgb(88, 61, 163);
/* oklch */ color: oklch(44.8% 0.157 290.9);

Tailwind

colors: {
  custom: {
    50: '#8d74bf',
    500: '#583da3',
    950: '#000000',
  },
}

SCSS

$custom: #583da3;
$custom-light: #8d74bf;
$custom-dark: #000000;

JSON

{
  "hex": "#583da3",
  "rgb": {
    "r": 88,
    "g": 61,
    "b": 163
  },
  "hsl": {
    "h": 255.882,
    "s": 45.536,
    "l": 43.922
  },
  "oklch": {
    "l": 0.44761,
    "c": 0.15699,
    "h": 290.9
  },
  "luminance": 0.08057
}

Semantic roles & 50–950 ramp

primary

#583DA3

secondary

#ACBD7F

accent

#D553B3

background

#F9F7FB

surface

#F1EDF7

border

#CBC8D0

text

#0D0812

muted

#7E7B81

Preview Lab

Preview with #583DA3

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

Preview Lab → · Contrast checker → · Palette generator →