#571B6B#571B6B

#571B6B is a dark, vivid purple. Relative luminance 0.039; OKLCH L 35.6% C 0.138 H 316.3°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#571B6B
RGB	rgb(87, 27, 107)
HSL	hsl(285, 60%, 26%)
HSV	hsv(285, 75%, 42%)
CMYK	cmyk(18.7%, 74.8%, 0%, 58%)
CIE-LAB	lab(23.24, 40.19, -33.97)
CIE-LCH	lch(23.24, 52.62, 319.79°)
OKLab	oklab(35.6% 0.1 -0.0955)
OKLCH	oklch(35.6% 0.138 316.3)
XYZ	xyz(6.9758, 3.8719, 14.2870)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571B6B #2F6B1B

analogous

#2F1B6B #571B6B #6B1B57

triadic

#571B6B #6B571B #1B6B57

tetradic

#571B6B #6B2F1B #2F6B1B #1B576B

square

#571B6B #6B2F1B #2F6B1B #1B576B

split-complementary

#571B6B #576B1B #1B6B2F

monochromatic

#140618 #2F0F3A #571B6B #7F279C #A635CC

Accessibility & contrast

On white

11.83

#571B6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#571B6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571B6B

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571B6B	#FFFFFF	#000000	##FFFFFF
##571B6B	1.00	11.83	1.77	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00346D

Deuteranopia (green-blind)

#1B3969

Tritanopia (blue-blind)

#562B41

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #571b6b;
/* rgb */ color: rgb(87, 27, 107);
/* oklch */ color: oklch(35.6% 0.138 316.3);

Tailwind

colors: {
  custom: {
    50: '#895e96',
    500: '#571b6b',
    950: '#000000',
  },
}

SCSS

$custom: #571b6b;
$custom-light: #895e96;
$custom-dark: #000000;

JSON

{
  "hex": "#571b6b",
  "rgb": {
    "r": 87,
    "g": 27,
    "b": 107
  },
  "hsl": {
    "h": 285,
    "s": 59.701,
    "l": 26.275
  },
  "oklch": {
    "l": 0.356,
    "c": 0.13827,
    "h": 316.3
  },
  "luminance": 0.03872
}

Semantic roles & 50–950 ramp

primary

#571B6B

secondary

#59A042

accent

#E3456C

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C050D

muted

#7D797E

Preview Lab

Preview with #571B6B

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

Preview Lab → · Contrast checker → · Palette generator →