#571787#571787

#571787 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.5% C 0.171 H 305.0°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#571787
RGB	rgb(87, 23, 135)
HSL	hsl(274, 71%, 31%)
HSV	hsv(274, 83%, 53%)
CMYK	cmyk(35.6%, 83%, 0%, 47.1%)
CIE-LAB	lab(24.92, 48.19, -49.10)
CIE-LCH	lch(24.92, 68.80, 314.46°)
OKLab	oklab(37.48% 0.0979 -0.14)
OKLCH	oklch(37.48% 0.171 305)
XYZ	xyz(8.6091, 4.3883, 23.3105)
Luminance	0.0439 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.44

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571787 #478717

analogous

#1F1787 #571787 #87177F

triadic

#571787 #875717 #178757

tetradic

#571787 #871F17 #478717 #177F87

square

#571787 #871F17 #478717 #177F87

split-complementary

#571787 #7F8717 #17871F

monochromatic

#14051E #350E53 #571787 #7920BB #983BDE

Accessibility & contrast

On white

11.18

#571787 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#571787 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571787

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571787	#FFFFFF	#000000	##FFFFFF
##571787	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8A

Deuteranopia (green-blind)

#003B85

Tritanopia (blue-blind)

#4E3650

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #571787;
/* rgb */ color: rgb(87, 23, 135);
/* oklch */ color: oklch(37.5% 0.171 305.0);

Tailwind

colors: {
  custom: {
    50: '#8c5dab',
    500: '#571787',
    950: '#000000',
  },
}

SCSS

$custom: #571787;
$custom-light: #8c5dab;
$custom-dark: #000000;

JSON

{
  "hex": "#571787",
  "rgb": {
    "r": 87,
    "g": 23,
    "b": 135
  },
  "hsl": {
    "h": 274.286,
    "s": 70.886,
    "l": 30.98
  },
  "oklch": {
    "l": 0.37477,
    "c": 0.17083,
    "h": 305
  },
  "luminance": 0.04388
}

Semantic roles & 50–950 ramp

primary

#571787

secondary

#74BB3F

accent

#EE3A87

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0D0510

muted

#7D797F

Preview Lab

Preview with #571787

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

Preview Lab → · Contrast checker → · Palette generator →