#583D8F#583D8F

#583D8F is a dark, vivid violet. Relative luminance 0.074; OKLCH L 43.3% C 0.131 H 295.6°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#583D8F
RGB	rgb(88, 61, 143)
HSL	hsl(260, 40%, 40%)
HSV	hsv(260, 57%, 56%)
CMYK	cmyk(38.5%, 57.3%, 0%, 43.9%)
CIE-LAB	lab(32.69, 31.18, -41.47)
CIE-LCH	lch(32.69, 51.88, 306.94°)
OKLab	oklab(43.28% 0.0565 -0.1177)
OKLCH	oklch(43.28% 0.131 295.6)
XYZ	xyz(10.6499, 7.3952, 26.8476)
Luminance	0.0740 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583D8F #748F3D

analogous

#3D4B8F #583D8F #813D8F

triadic

#583D8F #8F583D #3D8F58

tetradic

#583D8F #8F3D4B #748F3D #3D8F81

square

#583D8F #8F3D4B #748F3D #3D8F81

split-complementary

#583D8F #8F813D #4B8F3D

monochromatic

#231839 #3E2B64 #583D8F #7453B6 #977EC8

Accessibility & contrast

On white

8.47

#583D8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#583D8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583D8F

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583D8F	#FFFFFF	#000000	##FFFFFF
##583D8F	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#154D92

Deuteranopia (green-blind)

#1F4C8D

Tritanopia (blue-blind)

#4B4E60

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #583d8f;
/* rgb */ color: rgb(88, 61, 143);
/* oklch */ color: oklch(43.3% 0.131 295.6);

Tailwind

colors: {
  custom: {
    50: '#8b73b0',
    500: '#583d8f',
    950: '#000000',
  },
}

SCSS

$custom: #583d8f;
$custom-light: #8b73b0;
$custom-dark: #000000;

JSON

{
  "hex": "#583d8f",
  "rgb": {
    "r": 88,
    "g": 61,
    "b": 143
  },
  "hsl": {
    "h": 259.756,
    "s": 40.196,
    "l": 40
  },
  "oklch": {
    "l": 0.4328,
    "c": 0.13051,
    "h": 295.6
  },
  "luminance": 0.07395
}

Semantic roles & 50–950 ramp

primary

#583D8F

secondary

#9EB276

accent

#D058A8

background

#F8F7FA

surface

#F0EDF5

border

#CBC8CF

text

#0C0810

muted

#7D7B7F

Preview Lab

Preview with #583D8F

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

Preview Lab → · Contrast checker → · Palette generator →