#583A9C#583A9C

#583A9C is a dark, vivid violet. Relative luminance 0.075; OKLCH L 43.7% C 0.152 H 293.2°. Best body text is #FFFFFF at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#583A9C
RGB	rgb(88, 58, 156)
HSL	hsl(258, 46%, 42%)
HSV	hsv(258, 63%, 61%)
CMYK	cmyk(43.6%, 62.8%, 0%, 38.8%)
CIE-LAB	lab(32.92, 36.70, -49.02)
CIE-LCH	lch(32.92, 61.23, 306.82°)
OKLab	oklab(43.74% 0.0599 -0.1399)
OKLCH	oklch(43.74% 0.152 293.2)
XYZ	xyz(11.5367, 7.5008, 32.2860)
Luminance	0.0750 (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

#583A9C #7E9C3A

analogous

#3A4D9C #583A9C #893A9C

triadic

#583A9C #9C583A #3A9C58

tetradic

#583A9C #9C3A4D #7E9C3A #3A9C89

square

#583A9C #9C3A4D #7E9C3A #3A9C89

split-complementary

#583A9C #9C893A #4D9C3A

monochromatic

#261943 #3F296F #583A9C #7554BF #9980D0

Accessibility & contrast

On white

8.40

#583A9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#583A9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583A9C

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583A9C	#FFFFFF	#000000	##FFFFFF
##583A9C	1.00	8.40	2.50	8.40
#FFFFFF	8.40	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9F

Deuteranopia (green-blind)

#004C9A

Tritanopia (blue-blind)

#455065

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #583a9c;
/* rgb */ color: rgb(88, 58, 156);
/* oklch */ color: oklch(43.7% 0.152 293.2);

Tailwind

colors: {
  custom: {
    50: '#8c72ba',
    500: '#583a9c',
    950: '#000000',
  },
}

SCSS

$custom: #583a9c;
$custom-light: #8c72ba;
$custom-dark: #000000;

JSON

{
  "hex": "#583a9c",
  "rgb": {
    "r": 88,
    "g": 58,
    "b": 156
  },
  "hsl": {
    "h": 258.367,
    "s": 45.794,
    "l": 41.961
  },
  "oklch": {
    "l": 0.43739,
    "c": 0.15214,
    "h": 293.2
  },
  "luminance": 0.07501
}

Semantic roles & 50–950 ramp

primary

#583A9C

secondary

#A6BA78

accent

#D552AD

background

#F8F6FB

surface

#F0ECF6

border

#CBC7D0

text

#0D0812

muted

#7D7B81

Preview Lab

Preview with #583A9C

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

Preview Lab → · Contrast checker → · Palette generator →