#583CA6#583CA6

#583CA6 is a dark, vivid violet. Relative luminance 0.081; OKLCH L 44.8% C 0.162 H 290.5°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#583CA6
RGB	rgb(88, 60, 166)
HSL	hsl(256, 47%, 44%)
HSV	hsv(256, 64%, 65%)
CMYK	cmyk(47%, 63.9%, 0%, 34.9%)
CIE-LAB	lab(34.11, 38.44, -53.13)
CIE-LCH	lch(34.11, 65.58, 305.89°)
OKLab	oklab(44.84% 0.0568 -0.152)
OKLCH	oklch(44.84% 0.162 290.5)
XYZ	xyz(12.5214, 8.0591, 36.9648)
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

#583CA6 #8AA63C

analogous

#3C55A6 #583CA6 #8D3CA6

triadic

#583CA6 #A6583C #3CA658

tetradic

#583CA6 #A63C55 #8AA63C #3CA68D

square

#583CA6 #A63C55 #8AA63C #3CA68D

split-complementary

#583CA6 #A68D3C #55A63C

monochromatic

#281C4C #402C79 #583CA6 #775BC4 #9C88D4

Accessibility & contrast

On white

8.04

#583CA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#583CA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583CA6

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583CA6	#FFFFFF	#000000	##FFFFFF
##583CA6	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)

#0052A9

Deuteranopia (green-blind)

#004EA4

Tritanopia (blue-blind)

#40556B

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #583ca6;
/* rgb */ color: rgb(88, 60, 166);
/* oklch */ color: oklch(44.8% 0.162 290.5);

Tailwind

colors: {
  custom: {
    50: '#8d73c1',
    500: '#583ca6',
    950: '#000000',
  },
}

SCSS

$custom: #583ca6;
$custom-light: #8d73c1;
$custom-dark: #000000;

JSON

{
  "hex": "#583ca6",
  "rgb": {
    "r": 88,
    "g": 60,
    "b": 166
  },
  "hsl": {
    "h": 255.849,
    "s": 46.903,
    "l": 44.314
  },
  "oklch": {
    "l": 0.44837,
    "c": 0.16223,
    "h": 290.5
  },
  "luminance": 0.0806
}

Semantic roles & 50–950 ramp

primary

#583CA6

secondary

#AEBE7F

accent

#D751B3

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0812

muted

#7E7B81

Preview Lab

Preview with #583CA6

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

Preview Lab → · Contrast checker → · Palette generator →