#57157B#57157B

#57157B is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.3% C 0.161 H 309.7°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#57157B
RGB	rgb(87, 21, 123)
HSL	hsl(279, 71%, 28%)
HSV	hsv(279, 83%, 48%)
CMYK	cmyk(29.3%, 82.9%, 0%, 51.8%)
CIE-LAB	lab(23.65, 46.14, -43.59)
CIE-LCH	lch(23.65, 63.47, 316.62°)
OKLab	oklab(36.27% 0.1029 -0.1238)
OKLCH	oklch(36.27% 0.161 309.7)
XYZ	xyz(7.7731, 3.9928, 19.0963)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57157B #397B15

analogous

#24157B #57157B #7B156C

triadic

#57157B #7B5715 #157B57

tetradic

#57157B #7B2415 #397B15 #156C7B

square

#57157B #7B2415 #397B15 #156C7B

split-complementary

#57157B #6C7B15 #157B24

monochromatic

#12041A #320C47 #57157B #7C1EAF #9F2FDB

Accessibility & contrast

On white

11.68

#57157B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#57157B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57157B

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57157B	#FFFFFF	#000000	##FFFFFF
##57157B	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367E

Deuteranopia (green-blind)

#003979

Tritanopia (blue-blind)

#522F49

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #57157b;
/* rgb */ color: rgb(87, 21, 123);
/* oklch */ color: oklch(36.3% 0.161 309.7);

Tailwind

colors: {
  custom: {
    50: '#8b5ca2',
    500: '#57157b',
    950: '#000000',
  },
}

SCSS

$custom: #57157b;
$custom-light: #8b5ca2;
$custom-dark: #000000;

JSON

{
  "hex": "#57157b",
  "rgb": {
    "r": 87,
    "g": 21,
    "b": 123
  },
  "hsl": {
    "h": 278.824,
    "s": 70.833,
    "l": 28.235
  },
  "oklch": {
    "l": 0.36274,
    "c": 0.16095,
    "h": 309.7
  },
  "luminance": 0.03993
}

Semantic roles & 50–950 ramp

primary

#57157B

secondary

#65B03B

accent

#EE3A7A

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #57157B

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

Preview Lab → · Contrast checker → · Palette generator →