#583B87#583B87

#583B87 is a dark, vivid violet. Relative luminance 0.070; OKLCH L 42.4% C 0.123 H 298.6°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#583B87
RGB	rgb(88, 59, 135)
HSL	hsl(263, 39%, 38%)
HSV	hsv(263, 56%, 53%)
CMYK	cmyk(34.8%, 56.3%, 0%, 47.1%)
CIE-LAB	lab(31.70, 30.14, -38.13)
CIE-LCH	lch(31.70, 48.60, 308.33°)
OKLab	oklab(42.38% 0.0589 -0.1079)
OKLCH	oklch(42.38% 0.123 298.6)
XYZ	xyz(9.9606, 6.9518, 23.7340)
Luminance	0.0695 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583B87 #6A873B

analogous

#3B4487 #583B87 #7E3B87

triadic

#583B87 #87583B #3B8758

tetradic

#583B87 #873B44 #6A873B #3B877E

square

#583B87 #873B44 #6A873B #3B877E

split-complementary

#583B87 #877E3B #44873B

monochromatic

#201632 #3C285C #583B87 #744EB2 #9578C4

Accessibility & contrast

On white

8.79

#583B87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#583B87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583B87

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583B87	#FFFFFF	#000000	##FFFFFF
##583B87	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4B8A

Deuteranopia (green-blind)

#254A85

Tritanopia (blue-blind)

#4E4A5B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #583b87;
/* rgb */ color: rgb(88, 59, 135);
/* oklch */ color: oklch(42.4% 0.123 298.6);

Tailwind

colors: {
  custom: {
    50: '#8a72aa',
    500: '#583b87',
    950: '#000000',
  },
}

SCSS

$custom: #583b87;
$custom-light: #8a72aa;
$custom-dark: #000000;

JSON

{
  "hex": "#583b87",
  "rgb": {
    "r": 88,
    "g": 59,
    "b": 135
  },
  "hsl": {
    "h": 262.895,
    "s": 39.175,
    "l": 38.039
  },
  "oklch": {
    "l": 0.42378,
    "c": 0.1229,
    "h": 298.6
  },
  "luminance": 0.06952
}

Semantic roles & 50–950 ramp

primary

#583B87

secondary

#96AE70

accent

#CF59A2

background

#F8F6FA

surface

#F0ECF4

border

#CBC7CE

text

#0C0810

muted

#7D7B7F

Preview Lab

Preview with #583B87

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

Preview Lab → · Contrast checker → · Palette generator →