#571B70#571B70

#571B70 is a dark, vivid purple. Relative luminance 0.040; OKLCH L 36.0% C 0.143 H 313.9°. Best body text is #FFFFFF at 11.69:1 contrast (WCAG AA passes).

Color values

HEX	#571B70
RGB	rgb(87, 27, 112)
HSL	hsl(282, 61%, 27%)
HSV	hsv(282, 76%, 44%)
CMYK	cmyk(22.3%, 75.9%, 0%, 56.1%)
CIE-LAB	lab(23.61, 41.30, -36.62)
CIE-LCH	lch(23.61, 55.20, 318.44°)
OKLab	oklab(35.97% 0.0993 -0.1033)
OKLCH	oklch(35.97% 0.143 313.9)
XYZ	xyz(7.2465, 3.9802, 15.7126)
Luminance	0.0398 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571B70 #34701B

analogous

#2D1B70 #571B70 #701B5F

triadic

#571B70 #70571B #1B7057

tetradic

#571B70 #702D1B #34701B #1B5F70

square

#571B70 #702D1B #34701B #1B5F70

split-complementary

#571B70 #5F701B #1B702D

monochromatic

#130619 #310F3F #571B70 #7D27A1 #A237CF

Accessibility & contrast

On white

11.69

#571B70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#571B70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571B70

11.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571B70	#FFFFFF	#000000	##FFFFFF
##571B70	1.00	11.69	1.80	11.69
#FFFFFF	11.69	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003572

Deuteranopia (green-blind)

#153A6E

Tritanopia (blue-blind)

#552D44

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #571b70;
/* rgb */ color: rgb(87, 27, 112);
/* oklch */ color: oklch(36.0% 0.143 313.9);

Tailwind

colors: {
  custom: {
    50: '#8a5e9a',
    500: '#571b70',
    950: '#000000',
  },
}

SCSS

$custom: #571b70;
$custom-light: #8a5e9a;
$custom-dark: #000000;

JSON

{
  "hex": "#571b70",
  "rgb": {
    "r": 87,
    "g": 27,
    "b": 112
  },
  "hsl": {
    "h": 282.353,
    "s": 61.151,
    "l": 27.255
  },
  "oklch": {
    "l": 0.35973,
    "c": 0.14334,
    "h": 313.9
  },
  "luminance": 0.0398
}

Semantic roles & 50–950 ramp

primary

#571B70

secondary

#5FA542

accent

#E44473

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C050E

muted

#7D797E

Preview Lab

Preview with #571B70

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

Preview Lab → · Contrast checker → · Palette generator →