#583DA4#583DA4

#583DA4 is a dark, vivid violet. Relative luminance 0.081; OKLCH L 44.8% C 0.158 H 290.7°. Best body text is #FFFFFF at 8.02:1 contrast (WCAG AA passes).

Color values

HEX	#583DA4
RGB	rgb(88, 61, 164)
HSL	hsl(256, 46%, 44%)
HSV	hsv(256, 63%, 64%)
CMYK	cmyk(46.3%, 62.8%, 0%, 35.7%)
CIE-LAB	lab(34.17, 37.27, -51.82)
CIE-LCH	lch(34.17, 63.83, 305.72°)
OKLab	oklab(44.84% 0.0559 -0.1481)
OKLCH	oklch(44.84% 0.158 290.7)
XYZ	xyz(12.3922, 8.0921, 36.0238)
Luminance	0.0809 (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

#583DA4 #89A43D

analogous

#3D56A4 #583DA4 #8C3DA4

triadic

#583DA4 #A4583D #3DA458

tetradic

#583DA4 #A43D56 #89A43D #3DA48C

square

#583DA4 #A43D56 #89A43D #3DA48C

split-complementary

#583DA4 #A48C3D #56A43D

monochromatic

#281C4B #402C77 #583DA4 #775CC2 #9C88D3

Accessibility & contrast

On white

8.02

#583DA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#583DA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583DA4

8.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583DA4	#FFFFFF	#000000	##FFFFFF
##583DA4	1.00	8.02	2.62	8.02
#FFFFFF	8.02	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A7

Deuteranopia (green-blind)

#004EA2

Tritanopia (blue-blind)

#41556A

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #583da4;
/* rgb */ color: rgb(88, 61, 164);
/* oklch */ color: oklch(44.8% 0.158 290.7);

Tailwind

colors: {
  custom: {
    50: '#8d74c0',
    500: '#583da4',
    950: '#000000',
  },
}

SCSS

$custom: #583da4;
$custom-light: #8d74c0;
$custom-dark: #000000;

JSON

{
  "hex": "#583da4",
  "rgb": {
    "r": 88,
    "g": 61,
    "b": 164
  },
  "hsl": {
    "h": 255.728,
    "s": 45.778,
    "l": 44.118
  },
  "oklch": {
    "l": 0.44839,
    "c": 0.15828,
    "h": 290.7
  },
  "luminance": 0.08093
}

Semantic roles & 50–950 ramp

primary

#583DA4

secondary

#ADBD7F

accent

#D552B3

background

#F9F7FB

surface

#F1EDF7

border

#CBC8D0

text

#0D0812

muted

#7E7B81

Preview Lab

Preview with #583DA4

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

Preview Lab → · Contrast checker → · Palette generator →