#583CB5#583CB5

#583CB5 is a mid, vivid violet. Relative luminance 0.086; OKLCH L 46.1% C 0.181 H 287.7°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#583CB5
RGB	rgb(88, 60, 181)
HSL	hsl(254, 50%, 47%)
HSV	hsv(254, 67%, 71%)
CMYK	cmyk(51.4%, 66.9%, 0%, 29%)
CIE-LAB	lab(35.29, 42.86, -60.15)
CIE-LCH	lch(35.29, 73.86, 305.47°)
OKLab	oklab(46.06% 0.0551 -0.1726)
OKLCH	oklch(46.06% 0.181 287.7)
XYZ	xyz(13.9784, 8.6420, 44.6386)
Luminance	0.0864 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.36

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583CB5 #99B53C

analogous

#3C5DB5 #583CB5 #943CB5

triadic

#583CB5 #B5583C #3CB558

tetradic

#583CB5 #B53C5D #99B53C #3CB594

square

#583CB5 #B53C5D #99B53C #3CB594

split-complementary

#583CB5 #B5943C #5DB53C

monochromatic

#2B1E59 #422D87 #583CB5 #7B63CB #A291DB

Accessibility & contrast

On white

7.70

#583CB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#583CB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583CB5

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583CB5	#FFFFFF	#000000	##FFFFFF
##583CB5	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B9

Deuteranopia (green-blind)

#0050B3

Tritanopia (blue-blind)

#365A73

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #583cb5;
/* rgb */ color: rgb(88, 60, 181);
/* oklch */ color: oklch(46.1% 0.181 287.7);

Tailwind

colors: {
  custom: {
    50: '#9074cc',
    500: '#583cb5',
    950: '#000000',
  },
}

SCSS

$custom: #583cb5;
$custom-light: #9074cc;
$custom-dark: #000000;

JSON

{
  "hex": "#583cb5",
  "rgb": {
    "r": 88,
    "g": 60,
    "b": 181
  },
  "hsl": {
    "h": 253.884,
    "s": 50.207,
    "l": 47.255
  },
  "oklch": {
    "l": 0.46059,
    "c": 0.18118,
    "h": 287.7
  },
  "luminance": 0.08643
}

Semantic roles & 50–950 ramp

primary

#583CB5

secondary

#B7C687

accent

#DA4EB9

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #583CB5

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

Preview Lab → · Contrast checker → · Palette generator →