#583FB5#583FB5

#583FB5 is a mid, vivid violet. Relative luminance 0.090; OKLCH L 46.5% C 0.177 H 287.1°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#583FB5
RGB	rgb(88, 63, 181)
HSL	hsl(253, 48%, 48%)
HSV	hsv(253, 65%, 71%)
CMYK	cmyk(51.4%, 65.2%, 0%, 29%)
CIE-LAB	lab(35.92, 41.15, -59.12)
CIE-LCH	lch(35.92, 72.04, 304.84°)
OKLab	oklab(46.52% 0.0522 -0.1696)
OKLCH	oklch(46.52% 0.177 287.1)
XYZ	xyz(14.1400, 8.9652, 44.6925)
Luminance	0.0897 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.83

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583FB5 #9CB53F

analogous

#3F61B5 #583FB5 #933FB5

triadic

#583FB5 #B5583F #3FB558

tetradic

#583FB5 #B53F61 #9CB53F #3FB593

square

#583FB5 #B53F61 #9CB53F #3FB593

split-complementary

#583FB5 #B5933F #61B53F

monochromatic

#2C1F5A #422F88 #583FB5 #7C67CA #A394DA

Accessibility & contrast

On white

7.52

#583FB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#583FB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583FB5

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583FB5	#FFFFFF	#000000	##FFFFFF
##583FB5	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B9

Deuteranopia (green-blind)

#0051B3

Tritanopia (blue-blind)

#355C74

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #583fb5;
/* rgb */ color: rgb(88, 63, 181);
/* oklch */ color: oklch(46.5% 0.177 287.1);

Tailwind

colors: {
  custom: {
    50: '#8f75cc',
    500: '#583fb5',
    950: '#000000',
  },
}

SCSS

$custom: #583fb5;
$custom-light: #8f75cc;
$custom-dark: #000000;

JSON

{
  "hex": "#583fb5",
  "rgb": {
    "r": 88,
    "g": 63,
    "b": 181
  },
  "hsl": {
    "h": 252.712,
    "s": 48.361,
    "l": 47.843
  },
  "oklch": {
    "l": 0.46516,
    "c": 0.17741,
    "h": 287.1
  },
  "luminance": 0.08966
}

Semantic roles & 50–950 ramp

primary

#583FB5

secondary

#B9C58A

accent

#D850BB

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #583FB5

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

Preview Lab → · Contrast checker → · Palette generator →