#573C9C#573C9C

#573C9C is a dark, vivid violet. Relative luminance 0.077; OKLCH L 44.0% C 0.149 H 292.1°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#573C9C
RGB	rgb(87, 60, 156)
HSL	hsl(257, 44%, 42%)
HSV	hsv(257, 62%, 61%)
CMYK	cmyk(44.2%, 61.5%, 0%, 38.8%)
CIE-LAB	lab(33.26, 35.30, -48.48)
CIE-LCH	lch(33.26, 59.97, 306.06°)
OKLab	oklab(43.96% 0.0561 -0.1383)
OKLCH	oklch(43.96% 0.149 292.1)
XYZ	xyz(11.5454, 7.6579, 32.3159)
Luminance	0.0766 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573C9C #819C3C

analogous

#3C519C #573C9C #873C9C

triadic

#573C9C #9C573C #3C9C57

tetradic

#573C9C #9C3C51 #819C3C #3C9C87

square

#573C9C #9C3C51 #819C3C #3C9C87

split-complementary

#573C9C #9C873C #519C3C

monochromatic

#261A44 #3E2B70 #573C9C #7457BE #9983CF

Accessibility & contrast

On white

8.30

#573C9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#573C9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573C9C

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573C9C	#FFFFFF	#000000	##FFFFFF
##573C9C	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00509F

Deuteranopia (green-blind)

#004C9A

Tritanopia (blue-blind)

#435266

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #573c9c;
/* rgb */ color: rgb(87, 60, 156);
/* oklch */ color: oklch(44.0% 0.149 292.1);

Tailwind

colors: {
  custom: {
    50: '#8c73ba',
    500: '#573c9c',
    950: '#000000',
  },
}

SCSS

$custom: #573c9c;
$custom-light: #8c73ba;
$custom-dark: #000000;

JSON

{
  "hex": "#573c9c",
  "rgb": {
    "r": 87,
    "g": 60,
    "b": 156
  },
  "hsl": {
    "h": 256.875,
    "s": 44.444,
    "l": 42.353
  },
  "oklch": {
    "l": 0.43962,
    "c": 0.14925,
    "h": 292.1
  },
  "luminance": 0.07658
}

Semantic roles & 50–950 ramp

primary

#573C9C

secondary

#A8B97A

accent

#D454B0

background

#F8F7FB

surface

#F0EDF6

border

#CBC8D0

text

#0C0812

muted

#7D7B81

Preview Lab

Preview with #573C9C

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

Preview Lab → · Contrast checker → · Palette generator →