#583CB1#583CB1

#583CB1 is a mid, vivid violet. Relative luminance 0.085; OKLCH L 45.7% C 0.176 H 288.4°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#583CB1
RGB	rgb(88, 60, 177)
HSL	hsl(254, 49%, 46%)
HSV	hsv(254, 66%, 69%)
CMYK	cmyk(50.3%, 66.1%, 0%, 30.6%)
CIE-LAB	lab(34.96, 41.68, -58.31)
CIE-LCH	lch(34.96, 71.67, 305.56°)
OKLab	oklab(45.73% 0.0556 -0.1672)
OKLCH	oklch(45.73% 0.176 288.4)
XYZ	xyz(13.5739, 8.4801, 42.5081)
Luminance	0.0848 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.48

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583CB1 #95B13C

analogous

#3C5BB1 #583CB1 #933CB1

triadic

#583CB1 #B1583C #3CB158

tetradic

#583CB1 #B13C5B #95B13C #3CB193

square

#583CB1 #B13C5B #95B13C #3CB193

split-complementary

#583CB1 #B1933C #5BB13C

monochromatic

#2B1D56 #412D83 #583CB1 #7A61C9 #A08FD9

Accessibility & contrast

On white

7.79

#583CB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#583CB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583CB1

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583CB1	#FFFFFF	#000000	##FFFFFF
##583CB1	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B5

Deuteranopia (green-blind)

#004FAF

Tritanopia (blue-blind)

#395971

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #583cb1;
/* rgb */ color: rgb(88, 60, 177);
/* oklch */ color: oklch(45.7% 0.176 288.4);

Tailwind

colors: {
  custom: {
    50: '#8f73c9',
    500: '#583cb1',
    950: '#000000',
  },
}

SCSS

$custom: #583cb1;
$custom-light: #8f73c9;
$custom-dark: #000000;

JSON

{
  "hex": "#583cb1",
  "rgb": {
    "r": 88,
    "g": 60,
    "b": 177
  },
  "hsl": {
    "h": 254.359,
    "s": 49.367,
    "l": 46.471
  },
  "oklch": {
    "l": 0.45727,
    "c": 0.17618,
    "h": 288.4
  },
  "luminance": 0.08481
}

Semantic roles & 50–950 ramp

primary

#583CB1

secondary

#B5C485

accent

#D94FB8

background

#F9F7FC

surface

#F2EDF8

border

#CCC8D1

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #583CB1

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

Preview Lab → · Contrast checker → · Palette generator →