#583BA5#583BA5

#583BA5 is a dark, vivid violet. Relative luminance 0.079; OKLCH L 44.6% C 0.162 H 290.9°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX#583BA5
RGBrgb(88, 59, 165)
HSLhsl(256, 47%, 44%)
HSVhsv(256, 64%, 65%)
CMYKcmyk(46.7%, 64.2%, 0%, 35.3%)
CIE-LABlab(33.81, 38.73, -53.01)
CIE-LCHlch(33.81, 65.65, 306.15°)
OKLaboklab(44.6% 0.058 -0.1516)
OKLCHoklch(44.6% 0.162 290.9)
XYZxyz(12.3781, 7.9188, 36.4663)
Luminance0.0792 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#583BA5 #88A53B
analogous
#3B53A5 #583BA5 #8D3BA5
triadic
#583BA5 #A5583B #3BA558
tetradic
#583BA5 #A53B53 #88A53B #3BA58D
square
#583BA5 #A53B53 #88A53B #3BA58D
split-complementary
#583BA5 #A58D3B #53A53B
monochromatic
#281B4B #402B78 #583BA5 #7759C4 #9C86D4

Accessibility & contrast

On white

8.13
#583BA5 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.58
#583BA5 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583BA5
8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##583BA5#FFFFFF#000000##FFFFFF
##583BA51.008.132.588.13
#FFFFFF8.131.0021.001.00
#0000002.5821.001.0021.00
##FFFFFF8.131.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0051A8
Deuteranopia (green-blind)
#004DA3
Tritanopia (blue-blind)
#40546A
Achromatopsia (no color)
#4F4F4F

Design tokens & code

CSS
--color: #583ba5;
/* rgb */ color: rgb(88, 59, 165);
/* oklch */ color: oklch(44.6% 0.162 290.9);
Tailwind
colors: {
  custom: {
    50: '#8d72c0',
    500: '#583ba5',
    950: '#000000',
  },
}
SCSS
$custom: #583ba5;
$custom-light: #8d72c0;
$custom-dark: #000000;
JSON
{
  "hex": "#583ba5",
  "rgb": {
    "r": 88,
    "g": 59,
    "b": 165
  },
  "hsl": {
    "h": 256.415,
    "s": 47.321,
    "l": 43.922
  },
  "oklch": {
    "l": 0.446,
    "c": 0.16231,
    "h": 290.9
  },
  "luminance": 0.07919
}

Semantic roles & 50–950 ramp

primary
#583BA5
secondary
#ACBE7E
accent
#D751B2
background
#F9F7FB
surface
#F1EDF7
border
#CBC8D0
text
#0D0812
muted
#7E7B81

Preview Lab

Preview with #583BA5

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

Preview Lab → · Contrast checker → · Palette generator →

#583BA5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva