#583D63#583D63

#583D63 is a dark, moderate purple. Relative luminance 0.063; OKLCH L 40.6% C 0.070 H 315.8°. Best body text is #FFFFFF at 9.28:1 contrast (WCAG AA passes).

Color values

HEX	#583D63
RGB	rgb(88, 61, 99)
HSL	hsl(283, 24%, 31%)
HSV	hsv(283, 38%, 39%)
CMYK	cmyk(11.1%, 38.4%, 0%, 61.2%)
CIE-LAB	lab(30.19, 19.53, -17.83)
CIE-LCH	lch(30.19, 26.44, 317.60°)
OKLab	oklab(40.6% 0.0504 -0.049)
OKLCH	oklch(40.6% 0.07 315.8)
XYZ	xyz(7.9450, 6.3132, 12.6020)
Luminance	0.0631 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583D63 #48633D

analogous

#453D63 #583D63 #633D5B

triadic

#583D63 #63583D #3D6358

tetradic

#583D63 #63453D #48633D #3D5B63

square

#583D63 #63453D #48633D #3D5B63

split-complementary

#583D63 #5B633D #3D6345

monochromatic

#150E17 #36263D #583D63 #7A5489 #9972A8

Accessibility & contrast

On white

9.28

#583D63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#583D63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583D63

9.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583D63	#FFFFFF	#000000	##FFFFFF
##583D63	1.00	9.28	2.26	9.28
#FFFFFF	9.28	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#374564

Deuteranopia (green-blind)

#3E4862

Tritanopia (blue-blind)

#58424B

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #583d63;
/* rgb */ color: rgb(88, 61, 99);
/* oklch */ color: oklch(40.6% 0.070 315.8);

Tailwind

colors: {
  custom: {
    50: '#88738f',
    500: '#583d63',
    950: '#000000',
  },
}

SCSS

$custom: #583d63;
$custom-light: #88738f;
$custom-dark: #000000;

JSON

{
  "hex": "#583d63",
  "rgb": {
    "r": 88,
    "g": 61,
    "b": 99
  },
  "hsl": {
    "h": 282.632,
    "s": 23.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.406,
    "c": 0.07024,
    "h": 315.8
  },
  "luminance": 0.06313
}

Semantic roles & 50–950 ramp

primary

#583D63

secondary

#759369

accent

#C06881

background

#F8F7F8

surface

#F0EDF0

border

#CBC8CB

text

#0B080C

muted

#7C7B7D

Preview Lab

Preview with #583D63

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

Preview Lab → · Contrast checker → · Palette generator →