#573B8E#573B8E

#573B8E is a dark, vivid violet. Relative luminance 0.071; OKLCH L 42.8% C 0.132 H 295.9°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#573B8E
RGB	rgb(87, 59, 142)
HSL	hsl(260, 41%, 39%)
HSV	hsv(260, 58%, 56%)
CMYK	cmyk(38.7%, 58.5%, 0%, 44.3%)
CIE-LAB	lab(32.05, 31.85, -41.89)
CIE-LCH	lch(32.05, 52.62, 307.25°)
OKLab	oklab(42.76% 0.0577 -0.1189)
OKLCH	oklch(42.76% 0.132 295.9)
XYZ	xyz(10.3757, 7.1070, 26.4111)
Luminance	0.0711 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573B8E #728E3B

analogous

#3B498E #573B8E #813B8E

triadic

#573B8E #8E573B #3B8E57

tetradic

#573B8E #8E3B49 #728E3B #3B8E81

square

#573B8E #8E3B49 #728E3B #3B8E81

split-complementary

#573B8E #8E813B #498E3B

monochromatic

#221738 #3D2963 #573B8E #7250B6 #957BC8

Accessibility & contrast

On white

8.67

#573B8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#573B8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573B8E

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573B8E	#FFFFFF	#000000	##FFFFFF
##573B8E	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#104C91

Deuteranopia (green-blind)

#1B4A8C

Tritanopia (blue-blind)

#4A4C5E

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #573b8e;
/* rgb */ color: rgb(87, 59, 142);
/* oklch */ color: oklch(42.8% 0.132 295.9);

Tailwind

colors: {
  custom: {
    50: '#8a72b0',
    500: '#573b8e',
    950: '#000000',
  },
}

SCSS

$custom: #573b8e;
$custom-light: #8a72b0;
$custom-dark: #000000;

JSON

{
  "hex": "#573b8e",
  "rgb": {
    "r": 87,
    "g": 59,
    "b": 142
  },
  "hsl": {
    "h": 260.241,
    "s": 41.294,
    "l": 39.412
  },
  "oklch": {
    "l": 0.42761,
    "c": 0.13218,
    "h": 295.9
  },
  "luminance": 0.07107
}

Semantic roles & 50–950 ramp

primary

#573B8E

secondary

#9DB273

accent

#D157A8

background

#F8F6FA

surface

#F0ECF5

border

#CBC7CF

text

#0C0810

muted

#7D7B7F

Preview Lab

Preview with #573B8E

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

Preview Lab → · Contrast checker → · Palette generator →