#583A99#583A99

#583A99 is a dark, vivid violet. Relative luminance 0.074; OKLCH L 43.5% C 0.148 H 293.9°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#583A99
RGB	rgb(88, 58, 153)
HSL	hsl(259, 45%, 41%)
HSV	hsv(259, 62%, 60%)
CMYK	cmyk(42.5%, 62.1%, 0%, 40%)
CIE-LAB	lab(32.70, 35.83, -47.55)
CIE-LCH	lch(32.70, 59.54, 307.00°)
OKLab	oklab(43.51% 0.06 -0.1355)
OKLCH	oklch(43.51% 0.148 293.9)
XYZ	xyz(11.2858, 7.4004, 30.9646)
Luminance	0.0740 (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

#583A99 #7B993A

analogous

#3A4C99 #583A99 #883A99

triadic

#583A99 #99583A #3A9958

tetradic

#583A99 #993A4C #7B993A #3A9988

square

#583A99 #993A4C #7B993A #3A9988

split-complementary

#583A99 #99883A #4C993A

monochromatic

#251840 #3E296D #583A99 #7453BE #987FCE

Accessibility & contrast

On white

8.47

#583A99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#583A99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583A99

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583A99	#FFFFFF	#000000	##FFFFFF
##583A99	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004E9C

Deuteranopia (green-blind)

#004B97

Tritanopia (blue-blind)

#474F64

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #583a99;
/* rgb */ color: rgb(88, 58, 153);
/* oklch */ color: oklch(43.5% 0.148 293.9);

Tailwind

colors: {
  custom: {
    50: '#8c72b8',
    500: '#583a99',
    950: '#000000',
  },
}

SCSS

$custom: #583a99;
$custom-light: #8c72b8;
$custom-dark: #000000;

JSON

{
  "hex": "#583a99",
  "rgb": {
    "r": 88,
    "g": 58,
    "b": 153
  },
  "hsl": {
    "h": 258.947,
    "s": 45.024,
    "l": 41.373
  },
  "oklch": {
    "l": 0.4351,
    "c": 0.14825,
    "h": 293.9
  },
  "luminance": 0.07401
}

Semantic roles & 50–950 ramp

primary

#583A99

secondary

#A3B877

accent

#D553AC

background

#F8F6FB

surface

#F0ECF6

border

#CBC7D0

text

#0C0811

muted

#7D7B80

Preview Lab

Preview with #583A99

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

Preview Lab → · Contrast checker → · Palette generator →