#583B9E#583B9E

#583B9E is a dark, vivid violet. Relative luminance 0.077; OKLCH L 44.1% C 0.153 H 292.5°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX#583B9E
RGBrgb(88, 59, 158)
HSLhsl(258, 46%, 43%)
HSVhsv(258, 63%, 62%)
CMYKcmyk(44.3%, 62.7%, 0%, 38%)
CIE-LABlab(33.29, 36.69, -49.64)
CIE-LCHlch(33.29, 61.73, 306.47°)
OKLaboklab(44.05% 0.0586 -0.1417)
OKLCHoklch(44.05% 0.153 292.5)
XYZxyz(11.7583, 7.6709, 33.2022)
Luminance0.0767 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#583B9E #819E3B
analogous
#3B4F9E #583B9E #8A3B9E
triadic
#583B9E #9E583B #3B9E58
tetradic
#583B9E #9E3B4F #819E3B #3B9E8A
square
#583B9E #9E3B4F #819E3B #3B9E8A
split-complementary
#583B9E #9E8A3B #4F9E3B
monochromatic
#261A45 #3F2A71 #583B9E #7556C0 #9A83D1

Accessibility & contrast

On white

8.29
#583B9E on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.53
#583B9E on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583B9E
8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##583B9E#FFFFFF#000000##FFFFFF
##583B9E1.008.292.538.29
#FFFFFF8.291.0021.001.00
#0000002.5321.001.0021.00
##FFFFFF8.291.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0050A1
Deuteranopia (green-blind)
#004C9C
Tritanopia (blue-blind)
#445267
Achromatopsia (no color)
#4E4E4E

Design tokens & code

CSS
--color: #583b9e;
/* rgb */ color: rgb(88, 59, 158);
/* oklch */ color: oklch(44.1% 0.153 292.5);
Tailwind
colors: {
  custom: {
    50: '#8d72bb',
    500: '#583b9e',
    950: '#000000',
  },
}
SCSS
$custom: #583b9e;
$custom-light: #8d72bb;
$custom-dark: #000000;
JSON
{
  "hex": "#583b9e",
  "rgb": {
    "r": 88,
    "g": 59,
    "b": 158
  },
  "hsl": {
    "h": 257.576,
    "s": 45.622,
    "l": 42.549
  },
  "oklch": {
    "l": 0.44053,
    "c": 0.15331,
    "h": 292.5
  },
  "luminance": 0.07671
}

Semantic roles & 50–950 ramp

primary
#583B9E
secondary
#A8BB7A
accent
#D553AF
background
#F8F7FB
surface
#F0EDF6
border
#CBC8D0
text
#0D0812
muted
#7D7B81

Preview Lab

Preview with #583B9E

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

Preview Lab → · Contrast checker → · Palette generator →

#583B9E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva