#57168A#57168A

#57168A is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.7% C 0.175 H 304.0°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#57168A
RGB	rgb(87, 22, 138)
HSL	hsl(274, 73%, 31%)
HSV	hsv(274, 84%, 54%)
CMYK	cmyk(37%, 84.1%, 0%, 45.9%)
CIE-LAB	lab(25.06, 49.24, -50.74)
CIE-LCH	lch(25.06, 70.71, 314.14°)
OKLab	oklab(37.66% 0.0978 -0.1448)
OKLCH	oklch(37.66% 0.175 304)
XYZ	xyz(8.8038, 4.4351, 24.4321)
Luminance	0.0444 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.38

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57168A #498A16

analogous

#1D168A #57168A #8A1683

triadic

#57168A #8A5716 #168A57

tetradic

#57168A #8A1D16 #498A16 #16838A

square

#57168A #8A1D16 #498A16 #16838A

split-complementary

#57168A #838A16 #168A1D

monochromatic

#140520 #360E55 #57168A #781EBF #973BE0

Accessibility & contrast

On white

11.13

#57168A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#57168A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57168A

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57168A	#FFFFFF	#000000	##FFFFFF
##57168A	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8D

Deuteranopia (green-blind)

#003B88

Tritanopia (blue-blind)

#4D3651

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #57168a;
/* rgb */ color: rgb(87, 22, 138);
/* oklch */ color: oklch(37.7% 0.175 304.0);

Tailwind

colors: {
  custom: {
    50: '#8c5dad',
    500: '#57168a',
    950: '#000000',
  },
}

SCSS

$custom: #57168a;
$custom-light: #8c5dad;
$custom-dark: #000000;

JSON

{
  "hex": "#57168a",
  "rgb": {
    "r": 87,
    "g": 22,
    "b": 138
  },
  "hsl": {
    "h": 273.621,
    "s": 72.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.37659,
    "c": 0.17469,
    "h": 304
  },
  "luminance": 0.04435
}

Semantic roles & 50–950 ramp

primary

#57168A

secondary

#76BE3E

accent

#EF3989

background

#F9F5FA

surface

#F1E9F4

border

#CBC5CE

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #57168A

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

Preview Lab → · Contrast checker → · Palette generator →