#573C8B#573C8B

#573C8B is a dark, vivid violet. Relative luminance 0.071; OKLCH L 42.7% C 0.127 H 296.4°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#573C8B
RGB	rgb(87, 60, 139)
HSL	hsl(261, 40%, 39%)
HSV	hsv(261, 57%, 55%)
CMYK	cmyk(37.4%, 56.8%, 0%, 45.5%)
CIE-LAB	lab(32.08, 30.39, -39.99)
CIE-LCH	lch(32.08, 50.23, 307.24°)
OKLab	oklab(42.72% 0.0563 -0.1133)
OKLCH	oklch(42.72% 0.127 296.4)
XYZ	xyz(10.2054, 7.1219, 25.2581)
Luminance	0.0712 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573C8B #708B3C

analogous

#3C498B #573C8B #7F3C8B

triadic

#573C8B #8B573C #3C8B57

tetradic

#573C8B #8B3C49 #708B3C #3C8B7F

square

#573C8B #8B3C49 #708B3C #3C8B7F

split-complementary

#573C8B #8B7F3C #498B3C

monochromatic

#211736 #3C2A60 #573C8B #7251B4 #957BC6

Accessibility & contrast

On white

8.66

#573C8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#573C8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573C8B

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573C8B	#FFFFFF	#000000	##FFFFFF
##573C8B	1.00	8.66	2.42	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#184C8E

Deuteranopia (green-blind)

#214A89

Tritanopia (blue-blind)

#4B4C5D

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #573c8b;
/* rgb */ color: rgb(87, 60, 139);
/* oklch */ color: oklch(42.7% 0.127 296.4);

Tailwind

colors: {
  custom: {
    50: '#8a73ad',
    500: '#573c8b',
    950: '#000000',
  },
}

SCSS

$custom: #573c8b;
$custom-light: #8a73ad;
$custom-dark: #000000;

JSON

{
  "hex": "#573c8b",
  "rgb": {
    "r": 87,
    "g": 60,
    "b": 139
  },
  "hsl": {
    "h": 260.506,
    "s": 39.698,
    "l": 39.02
  },
  "oklch": {
    "l": 0.42721,
    "c": 0.12657,
    "h": 296.4
  },
  "luminance": 0.07122
}

Semantic roles & 50–950 ramp

primary

#573C8B

secondary

#9BB073

accent

#D058A7

background

#F8F7FA

surface

#F0EDF4

border

#CBC8CE

text

#0C0810

muted

#7D7B7F

Preview Lab

Preview with #573C8B

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

Preview Lab → · Contrast checker → · Palette generator →