#57187C#57187C

#57187C is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.6% C 0.159 H 309.0°. Best body text is #FFFFFF at 11.49:1 contrast (WCAG AA passes).

Color values

HEX	#57187C
RGB	rgb(87, 24, 124)
HSL	hsl(278, 68%, 29%)
HSV	hsv(278, 81%, 49%)
CMYK	cmyk(29.8%, 80.6%, 0%, 51.4%)
CIE-LAB	lab(24.11, 45.26, -43.47)
CIE-LCH	lch(24.11, 62.75, 316.15°)
OKLab	oklab(36.63% 0.1001 -0.1234)
OKLCH	oklch(36.63% 0.159 309)
XYZ	xyz(7.8945, 4.1349, 19.4471)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57187C #3D7C18

analogous

#25187C #57187C #7C186F

triadic

#57187C #7C5718 #187C57

tetradic

#57187C #7C2518 #3D7C18 #186F7C

square

#57187C #7C2518 #3D7C18 #186F7C

split-complementary

#57187C #6F7C18 #187C25

monochromatic

#12051A #330E49 #57187C #7B22AF #9C36D8

Accessibility & contrast

On white

11.49

#57187C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#57187C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57187C

11.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57187C	#FFFFFF	#000000	##FFFFFF
##57187C	1.00	11.49	1.83	11.49
#FFFFFF	11.49	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377F

Deuteranopia (green-blind)

#003A7A

Tritanopia (blue-blind)

#51314A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #57187c;
/* rgb */ color: rgb(87, 24, 124);
/* oklch */ color: oklch(36.6% 0.159 309.0);

Tailwind

colors: {
  custom: {
    50: '#8b5da3',
    500: '#57187c',
    950: '#000000',
  },
}

SCSS

$custom: #57187c;
$custom-light: #8b5da3;
$custom-dark: #000000;

JSON

{
  "hex": "#57187c",
  "rgb": {
    "r": 87,
    "g": 24,
    "b": 124
  },
  "hsl": {
    "h": 277.8,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.36625,
    "c": 0.15889,
    "h": 309
  },
  "luminance": 0.04135
}

Semantic roles & 50–950 ramp

primary

#57187C

secondary

#69B13F

accent

#EA3D7D

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #57187C

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

Preview Lab → · Contrast checker → · Palette generator →