#583BA9#583BA9

#583BA9 is a dark, vivid violet. Relative luminance 0.081; OKLCH L 44.9% C 0.167 H 290.1°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#583BA9
RGB	rgb(88, 59, 169)
HSL	hsl(256, 48%, 45%)
HSV	hsv(256, 65%, 66%)
CMYK	cmyk(47.9%, 65.1%, 0%, 33.7%)
CIE-LAB	lab(34.12, 39.90, -54.90)
CIE-LCH	lch(34.12, 67.87, 306.01°)
OKLab	oklab(44.92% 0.0576 -0.1572)
OKLCH	oklch(44.92% 0.167 290.1)
XYZ	xyz(12.7479, 8.0667, 38.4138)
Luminance	0.0807 (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

#583BA9 #8CA93B

analogous

#3B55A9 #583BA9 #8F3BA9

triadic

#583BA9 #A9583B #3BA958

tetradic

#583BA9 #A93B55 #8CA93B #3BA98F

square

#583BA9 #A93B55 #8CA93B #3BA98F

split-complementary

#583BA9 #A98F3B #55A93B

monochromatic

#291B4E #402B7C #583BA9 #775BC6 #9D89D6

Accessibility & contrast

On white

8.04

#583BA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#583BA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583BA9

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583BA9	#FFFFFF	#000000	##FFFFFF
##583BA9	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AC

Deuteranopia (green-blind)

#004EA7

Tritanopia (blue-blind)

#3E556C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #583ba9;
/* rgb */ color: rgb(88, 59, 169);
/* oklch */ color: oklch(44.9% 0.167 290.1);

Tailwind

colors: {
  custom: {
    50: '#8e73c3',
    500: '#583ba9',
    950: '#000000',
  },
}

SCSS

$custom: #583ba9;
$custom-light: #8e73c3;
$custom-dark: #000000;

JSON

{
  "hex": "#583ba9",
  "rgb": {
    "r": 88,
    "g": 59,
    "b": 169
  },
  "hsl": {
    "h": 255.818,
    "s": 48.246,
    "l": 44.706
  },
  "oklch": {
    "l": 0.44921,
    "c": 0.16739,
    "h": 290.1
  },
  "luminance": 0.08067
}

Semantic roles & 50–950 ramp

primary

#583BA9

secondary

#AFC080

accent

#D850B4

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #583BA9

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

Preview Lab → · Contrast checker → · Palette generator →