#57178F#57178F

#57178F is a dark, vivid violet. Relative luminance 0.046; OKLCH L 38.2% C 0.179 H 302.3°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#57178F
RGB	rgb(87, 23, 143)
HSL	hsl(272, 72%, 33%)
HSV	hsv(272, 84%, 56%)
CMYK	cmyk(39.2%, 83.9%, 0%, 43.9%)
CIE-LAB	lab(25.63, 50.08, -52.92)
CIE-LCH	lch(25.63, 72.86, 313.42°)
OKLab	oklab(38.19% 0.0954 -0.1512)
OKLCH	oklch(38.19% 0.179 302.3)
XYZ	xyz(9.1936, 4.6222, 26.3891)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57178F #4F8F17

analogous

#1B178F #57178F #8F178B

triadic

#57178F #8F5717 #178F57

tetradic

#57178F #8F1B17 #4F8F17 #178B8F

square

#57178F #8F1B17 #4F8F17 #178B8F

split-complementary

#57178F #8B8F17 #178F1B

monochromatic

#170626 #370F5A #57178F #771FC4 #9640E0

Accessibility & contrast

On white

10.91

#57178F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#57178F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57178F

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57178F	#FFFFFF	#000000	##FFFFFF
##57178F	1.00	10.91	1.92	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C92

Deuteranopia (green-blind)

#003C8D

Tritanopia (blue-blind)

#4B3955

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #57178f;
/* rgb */ color: rgb(87, 23, 143);
/* oklch */ color: oklch(38.2% 0.179 302.3);

Tailwind

colors: {
  custom: {
    50: '#8d5eb1',
    500: '#57178f',
    950: '#000000',
  },
}

SCSS

$custom: #57178f;
$custom-light: #8d5eb1;
$custom-dark: #000000;

JSON

{
  "hex": "#57178f",
  "rgb": {
    "r": 87,
    "g": 23,
    "b": 143
  },
  "hsl": {
    "h": 272,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.38193,
    "c": 0.17877,
    "h": 302.3
  },
  "luminance": 0.04622
}

Semantic roles & 50–950 ramp

primary

#57178F

secondary

#7DC141

accent

#EF398E

background

#F9F5FB

surface

#F1E9F6

border

#CBC5D0

text

#0D0511

muted

#7E7980

Preview Lab

Preview with #57178F

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

Preview Lab → · Contrast checker → · Palette generator →