#57158E#57158E

#57158E is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.9% C 0.179 H 302.8°. Best body text is #FFFFFF at 11.03:1 contrast (WCAG AA passes).

Color values

HEX	#57158E
RGB	rgb(87, 21, 142)
HSL	hsl(273, 74%, 32%)
HSV	hsv(273, 85%, 56%)
CMYK	cmyk(38.7%, 85.2%, 0%, 44.3%)
CIE-LAB	lab(25.31, 50.52, -52.83)
CIE-LCH	lch(25.31, 73.10, 313.72°)
OKLab	oklab(37.94% 0.0972 -0.1509)
OKLCH	oklch(37.94% 0.179 302.8)
XYZ	xyz(9.0800, 4.5155, 25.9792)
Luminance	0.0452 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57158E #4C8E15

analogous

#1A158E #57158E #8E1589

triadic

#57158E #8E5715 #158E57

tetradic

#57158E #8E1A15 #4C8E15 #15898E

square

#57158E #8E1A15 #4C8E15 #15898E

split-complementary

#57158E #898E15 #158E1A

monochromatic

#160523 #360D59 #57158E #781DC3 #963BE2

Accessibility & contrast

On white

11.03

#57158E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#57158E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #57158E

11.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57158E	#FFFFFF	#000000	##FFFFFF
##57158E	1.00	11.03	1.90	11.03
#FFFFFF	11.03	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B91

Deuteranopia (green-blind)

#003C8C

Tritanopia (blue-blind)

#4B3854

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #57158e;
/* rgb */ color: rgb(87, 21, 142);
/* oklch */ color: oklch(37.9% 0.179 302.8);

Tailwind

colors: {
  custom: {
    50: '#8d5db0',
    500: '#57158e',
    950: '#000000',
  },
}

SCSS

$custom: #57158e;
$custom-light: #8d5db0;
$custom-dark: #000000;

JSON

{
  "hex": "#57158e",
  "rgb": {
    "r": 87,
    "g": 21,
    "b": 142
  },
  "hsl": {
    "h": 272.727,
    "s": 74.233,
    "l": 31.961
  },
  "oklch": {
    "l": 0.37941,
    "c": 0.17947,
    "h": 302.8
  },
  "luminance": 0.04516
}

Semantic roles & 50–950 ramp

primary

#57158E

secondary

#79C23D

accent

#F1378B

background

#F9F5FB

surface

#F1E9F6

border

#CBC5D0

text

#0D0511

muted

#7E7980

Preview Lab

Preview with #57158E

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

Preview Lab → · Contrast checker → · Palette generator →