#573B87#573B87

#573B87 is a dark, vivid violet. Relative luminance 0.069; OKLCH L 42.3% C 0.123 H 297.9°. Best body text is #FFFFFF at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#573B87
RGB	rgb(87, 59, 135)
HSL	hsl(262, 39%, 38%)
HSV	hsv(262, 56%, 53%)
CMYK	cmyk(35.6%, 56.3%, 0%, 47.1%)
CIE-LAB	lab(31.59, 29.88, -38.31)
CIE-LCH	lch(31.59, 48.59, 307.95°)
OKLab	oklab(42.27% 0.0575 -0.1084)
OKLCH	oklch(42.27% 0.123 297.9)
XYZ	xyz(9.8665, 6.9033, 23.7296)
Luminance	0.0690 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573B87 #6B873B

analogous

#3B4587 #573B87 #7D3B87

triadic

#573B87 #87573B #3B8757

tetradic

#573B87 #873B45 #6B873B #3B877D

square

#573B87 #873B45 #6B873B #3B877D

split-complementary

#573B87 #877D3B #45873B

monochromatic

#201632 #3C285C #573B87 #724EB2 #9478C4

Accessibility & contrast

On white

8.82

#573B87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#573B87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573B87

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573B87	#FFFFFF	#000000	##FFFFFF
##573B87	1.00	8.82	2.38	8.82
#FFFFFF	8.82	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4A8A

Deuteranopia (green-blind)

#244A85

Tritanopia (blue-blind)

#4C4A5B

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #573b87;
/* rgb */ color: rgb(87, 59, 135);
/* oklch */ color: oklch(42.3% 0.123 297.9);

Tailwind

colors: {
  custom: {
    50: '#8972aa',
    500: '#573b87',
    950: '#000000',
  },
}

SCSS

$custom: #573b87;
$custom-light: #8972aa;
$custom-dark: #000000;

JSON

{
  "hex": "#573b87",
  "rgb": {
    "r": 87,
    "g": 59,
    "b": 135
  },
  "hsl": {
    "h": 262.105,
    "s": 39.175,
    "l": 38.039
  },
  "oklch": {
    "l": 0.42271,
    "c": 0.12276,
    "h": 297.9
  },
  "luminance": 0.06903
}

Semantic roles & 50–950 ramp

primary

#573B87

secondary

#97AE70

accent

#CF59A3

background

#F8F6FA

surface

#F0ECF4

border

#CBC7CE

text

#0C0810

muted

#7D7B7F

Preview Lab

Preview with #573B87

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

Preview Lab → · Contrast checker → · Palette generator →