#57197B#57197B

#57197B is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.6% C 0.157 H 309.3°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#57197B
RGB	rgb(87, 25, 123)
HSL	hsl(278, 66%, 29%)
HSV	hsv(278, 80%, 48%)
CMYK	cmyk(29.3%, 79.7%, 0%, 51.8%)
CIE-LAB	lab(24.17, 44.63, -42.75)
CIE-LCH	lch(24.17, 61.80, 316.24°)
OKLab	oklab(36.64% 0.0994 -0.1213)
OKLCH	oklch(36.64% 0.157 309.3)
XYZ	xyz(7.8525, 4.1517, 19.1227)
Luminance	0.0415 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57197B #3D7B19

analogous

#26197B #57197B #7B196E

triadic

#57197B #7B5719 #197B57

tetradic

#57197B #7B2619 #3D7B19 #196E7B

square

#57197B #7B2619 #3D7B19 #196E7B

split-complementary

#57197B #6E7B19 #197B26

monochromatic

#120519 #330F48 #57197B #7B23AE #9C38D7

Accessibility & contrast

On white

11.47

#57197B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#57197B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57197B

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57197B	#FFFFFF	#000000	##FFFFFF
##57197B	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377E

Deuteranopia (green-blind)

#003A79

Tritanopia (blue-blind)

#523149

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #57197b;
/* rgb */ color: rgb(87, 25, 123);
/* oklch */ color: oklch(36.6% 0.157 309.3);

Tailwind

colors: {
  custom: {
    50: '#8b5da2',
    500: '#57197b',
    950: '#000000',
  },
}

SCSS

$custom: #57197b;
$custom-light: #8b5da2;
$custom-dark: #000000;

JSON

{
  "hex": "#57197b",
  "rgb": {
    "r": 87,
    "g": 25,
    "b": 123
  },
  "hsl": {
    "h": 277.959,
    "s": 66.216,
    "l": 29.02
  },
  "oklch": {
    "l": 0.36638,
    "c": 0.15682,
    "h": 309.3
  },
  "luminance": 0.04152
}

Semantic roles & 50–950 ramp

primary

#57197B

secondary

#69AF40

accent

#E93F7D

background

#F8F5FA

surface

#F0E9F3

border

#CBC5CD

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #57197B

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

Preview Lab → · Contrast checker → · Palette generator →