#571B64#571B64

#571B64 is a dark, vivid purple. Relative luminance 0.037; OKLCH L 35.1% C 0.131 H 319.9°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#571B64
RGB	rgb(87, 27, 100)
HSL	hsl(289, 57%, 25%)
HSV	hsv(289, 73%, 39%)
CMYK	cmyk(13%, 73%, 0%, 60.8%)
CIE-LAB	lab(22.76, 38.68, -30.18)
CIE-LCH	lch(22.76, 49.06, 322.03°)
OKLab	oklab(35.1% 0.1005 -0.0845)
OKLCH	oklch(35.1% 0.131 319.9)
XYZ	xyz(6.6224, 3.7305, 12.4254)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571B64 #28641B

analogous

#331B64 #571B64 #641B4D

triadic

#571B64 #64571B #1B6457

tetradic

#571B64 #64331B #28641B #1B4D64

square

#571B64 #64331B #28641B #1B4D64

split-complementary

#571B64 #4D641B #1B6433

monochromatic

#150718 #2D0E34 #571B64 #812894 #AB35C4

Accessibility & contrast

On white

12.03

#571B64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#571B64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571B64

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571B64	#FFFFFF	#000000	##FFFFFF
##571B64	1.00	12.03	1.75	12.03
#FFFFFF	12.03	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003266

Deuteranopia (green-blind)

#213862

Tritanopia (blue-blind)

#57283D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #571b64;
/* rgb */ color: rgb(87, 27, 100);
/* oklch */ color: oklch(35.1% 0.131 319.9);

Tailwind

colors: {
  custom: {
    50: '#895d90',
    500: '#571b64',
    950: '#000000',
  },
}

SCSS

$custom: #571b64;
$custom-light: #895d90;
$custom-dark: #000000;

JSON

{
  "hex": "#571b64",
  "rgb": {
    "r": 87,
    "g": 27,
    "b": 100
  },
  "hsl": {
    "h": 289.315,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.35099,
    "c": 0.13125,
    "h": 319.9
  },
  "luminance": 0.0373
}

Semantic roles & 50–950 ramp

primary

#571B64

secondary

#519941

accent

#E14762

background

#F8F5F8

surface

#F0E9F0

border

#CBC5CB

text

#0C040C

muted

#7D797D

Preview Lab

Preview with #571B64

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

Preview Lab → · Contrast checker → · Palette generator →