#583F8D#583F8D

#583F8D is a dark, vivid violet. Relative luminance 0.076; OKLCH L 43.5% C 0.125 H 295.5°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#583F8D
RGB	rgb(88, 63, 141)
HSL	hsl(259, 38%, 40%)
HSV	hsv(259, 55%, 55%)
CMYK	cmyk(37.6%, 55.3%, 0%, 44.7%)
CIE-LAB	lab(33.03, 29.39, -39.69)
CIE-LCH	lch(33.03, 49.38, 306.52°)
OKLab	oklab(43.49% 0.0537 -0.1124)
OKLCH	oklch(43.49% 0.125 295.5)
XYZ	xyz(10.6085, 7.5526, 26.0930)
Luminance	0.0755 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583F8D #748D3F

analogous

#3F4D8D #583F8D #7F3F8D

triadic

#583F8D #8D583F #3F8D58

tetradic

#583F8D #8D3F4D #748D3F #3F8D7F

square

#583F8D #8D3F4D #748D3F #3F8D7F

split-complementary

#583F8D #8D7F3F #4D8D3F

monochromatic

#231938 #3E2C63 #583F8D #7456B3 #9780C6

Accessibility & contrast

On white

8.36

#583F8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#583F8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583F8D

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583F8D	#FFFFFF	#000000	##FFFFFF
##583F8D	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D4E90

Deuteranopia (green-blind)

#244D8B

Tritanopia (blue-blind)

#4B4F60

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #583f8d;
/* rgb */ color: rgb(88, 63, 141);
/* oklch */ color: oklch(43.5% 0.125 295.5);

Tailwind

colors: {
  custom: {
    50: '#8a75af',
    500: '#583f8d',
    950: '#000000',
  },
}

SCSS

$custom: #583f8d;
$custom-light: #8a75af;
$custom-dark: #000000;

JSON

{
  "hex": "#583f8d",
  "rgb": {
    "r": 88,
    "g": 63,
    "b": 141
  },
  "hsl": {
    "h": 259.231,
    "s": 38.235,
    "l": 40
  },
  "oklch": {
    "l": 0.43491,
    "c": 0.12462,
    "h": 295.5
  },
  "luminance": 0.07553
}

Semantic roles & 50–950 ramp

primary

#583F8D

secondary

#9EB177

accent

#CE5AA9

background

#F8F7FA

surface

#F0EDF4

border

#CBC8CE

text

#0C0810

muted

#7D7B7F

Preview Lab

Preview with #583F8D

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

Preview Lab → · Contrast checker → · Palette generator →