#583C78#583C78

#583C78 is a dark, moderate violet. Relative luminance 0.067; OKLCH L 41.6% C 0.101 H 303.9°. Best body text is #FFFFFF at 9.00:1 contrast (WCAG AA passes).

Color values

HEX	#583C78
RGB	rgb(88, 60, 120)
HSL	hsl(268, 33%, 35%)
HSV	hsv(268, 50%, 47%)
CMYK	cmyk(26.7%, 50%, 0%, 52.9%)
CIE-LAB	lab(31.03, 25.45, -29.85)
CIE-LCH	lch(31.03, 39.22, 310.46°)
OKLab	oklab(41.59% 0.0562 -0.0836)
OKLCH	oklch(41.59% 0.101 303.9)
XYZ	xyz(9.0298, 6.6625, 18.5759)
Luminance	0.0666 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583C78 #5C783C

analogous

#3C3E78 #583C78 #763C78

triadic

#583C78 #78583C #3C7858

tetradic

#583C78 #783C3E #5C783C #3C7876

square

#583C78 #783C3E #5C783C #3C7876

split-complementary

#583C78 #78763C #3E783C

monochromatic

#1C1326 #3A284F #583C78 #7650A1 #9575BA

Accessibility & contrast

On white

9.00

#583C78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#583C78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583C78

9.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583C78	#FFFFFF	#000000	##FFFFFF
##583C78	1.00	9.00	2.33	9.00
#FFFFFF	9.00	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B487A

Deuteranopia (green-blind)

#324976

Tritanopia (blue-blind)

#534754

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #583c78;
/* rgb */ color: rgb(88, 60, 120);
/* oklch */ color: oklch(41.6% 0.101 303.9);

Tailwind

colors: {
  custom: {
    50: '#89729f',
    500: '#583c78',
    950: '#000000',
  },
}

SCSS

$custom: #583c78;
$custom-light: #89729f;
$custom-dark: #000000;

JSON

{
  "hex": "#583c78",
  "rgb": {
    "r": 88,
    "g": 60,
    "b": 120
  },
  "hsl": {
    "h": 268,
    "s": 33.333,
    "l": 35.294
  },
  "oklch": {
    "l": 0.41585,
    "c": 0.10076,
    "h": 303.9
  },
  "luminance": 0.06662
}

Semantic roles & 50–950 ramp

primary

#583C78

secondary

#8AA46C

accent

#C95E97

background

#F8F6F9

surface

#F0ECF2

border

#CBC7CC

text

#0C080E

muted

#7D7B7E

Preview Lab

Preview with #583C78

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

Preview Lab → · Contrast checker → · Palette generator →