#583AAB#583AAB

#583AAB is a dark, vivid violet. Relative luminance 0.080; OKLCH L 44.9% C 0.171 H 289.9°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#583AAB
RGB	rgb(88, 58, 171)
HSL	hsl(256, 49%, 45%)
HSV	hsv(256, 66%, 67%)
CMYK	cmyk(48.5%, 66.1%, 0%, 32.9%)
CIE-LAB	lab(34.07, 41.05, -56.19)
CIE-LCH	lch(34.07, 69.59, 306.15°)
OKLab	oklab(44.93% 0.0584 -0.1609)
OKLCH	oklch(44.93% 0.171 289.9)
XYZ	xyz(12.8861, 8.0406, 39.3932)
Luminance	0.0804 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.26

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583AAB #8DAB3A

analogous

#3A55AB #583AAB #903AAB

triadic

#583AAB #AB583A #3AAB58

tetradic

#583AAB #AB3A55 #8DAB3A #3AAB90

square

#583AAB #AB3A55 #8DAB3A #3AAB90

split-complementary

#583AAB #AB903A #55AB3A

monochromatic

#291B50 #402A7D #583AAB #785BC7 #9D89D7

Accessibility & contrast

On white

8.05

#583AAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#583AAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583AAB

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583AAB	#FFFFFF	#000000	##FFFFFF
##583AAB	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AF

Deuteranopia (green-blind)

#004DA9

Tritanopia (blue-blind)

#3D556D

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #583aab;
/* rgb */ color: rgb(88, 58, 171);
/* oklch */ color: oklch(44.9% 0.171 289.9);

Tailwind

colors: {
  custom: {
    50: '#8e72c5',
    500: '#583aab',
    950: '#000000',
  },
}

SCSS

$custom: #583aab;
$custom-light: #8e72c5;
$custom-dark: #000000;

JSON

{
  "hex": "#583aab",
  "rgb": {
    "r": 88,
    "g": 58,
    "b": 171
  },
  "hsl": {
    "h": 255.929,
    "s": 49.345,
    "l": 44.902
  },
  "oklch": {
    "l": 0.44931,
    "c": 0.17122,
    "h": 289.9
  },
  "luminance": 0.08041
}

Semantic roles & 50–950 ramp

primary

#583AAB

secondary

#B0C180

accent

#D94FB4

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #583AAB

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

Preview Lab → · Contrast checker → · Palette generator →