#583AB5#583AB5

#583AB5 is a mid, vivid violet. Relative luminance 0.084; OKLCH L 45.8% C 0.184 H 288.1°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#583AB5
RGB	rgb(88, 58, 181)
HSL	hsl(255, 51%, 47%)
HSV	hsv(255, 68%, 71%)
CMYK	cmyk(51.4%, 68%, 0%, 29%)
CIE-LAB	lab(34.88, 43.98, -60.82)
CIE-LCH	lch(34.88, 75.06, 305.87°)
OKLab	oklab(45.77% 0.057 -0.1746)
OKLCH	oklch(45.77% 0.184 288.1)
XYZ	xyz(13.8756, 8.4364, 44.6044)
Luminance	0.0844 (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

#583AB5 #97B53A

analogous

#3A5AB5 #583AB5 #963AB5

triadic

#583AB5 #B5583A #3AB558

tetradic

#583AB5 #B53A5A #97B53A #3AB596

square

#583AB5 #B53A5A #97B53A #3AB596

split-complementary

#583AB5 #B5963A #5AB53A

monochromatic

#2B1C58 #412B87 #583AB5 #7A60CC #A18EDB

Accessibility & contrast

On white

7.81

#583AB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#583AB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583AB5

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583AB5	#FFFFFF	#000000	##FFFFFF
##583AB5	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B9

Deuteranopia (green-blind)

#004FB3

Tritanopia (blue-blind)

#365973

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #583ab5;
/* rgb */ color: rgb(88, 58, 181);
/* oklch */ color: oklch(45.8% 0.184 288.1);

Tailwind

colors: {
  custom: {
    50: '#9072cc',
    500: '#583ab5',
    950: '#000000',
  },
}

SCSS

$custom: #583ab5;
$custom-light: #9072cc;
$custom-dark: #000000;

JSON

{
  "hex": "#583ab5",
  "rgb": {
    "r": 88,
    "g": 58,
    "b": 181
  },
  "hsl": {
    "h": 254.634,
    "s": 51.464,
    "l": 46.863
  },
  "oklch": {
    "l": 0.45765,
    "c": 0.18364,
    "h": 288.1
  },
  "luminance": 0.08437
}

Semantic roles & 50–950 ramp

primary

#583AB5

secondary

#B6C685

accent

#DB4DB8

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #583AB5

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

Preview Lab → · Contrast checker → · Palette generator →