#571B7D#571B7D

#571B7D is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.0% C 0.157 H 308.3°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#571B7D
RGB	rgb(87, 27, 125)
HSL	hsl(277, 64%, 30%)
HSV	hsv(277, 78%, 49%)
CMYK	cmyk(30.4%, 78.4%, 0%, 51%)
CIE-LAB	lab(24.61, 44.29, -43.30)
CIE-LCH	lch(24.61, 61.94, 315.65°)
OKLab	oklab(37% 0.097 -0.1229)
OKLCH	oklch(37% 0.157 308.3)
XYZ	xyz(8.0233, 4.2909, 19.8036)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.39

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571B7D #417D1B

analogous

#261B7D #571B7D #7D1B72

triadic

#571B7D #7D571B #1B7D57

tetradic

#571B7D #7D261B #417D1B #1B727D

square

#571B7D #7D261B #417D1B #1B727D

split-complementary

#571B7D #727D1B #1B7D26

monochromatic

#120519 #34104B #571B7D #7A26AF #9A3DD5

Accessibility & contrast

On white

11.30

#571B7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#571B7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571B7D

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571B7D	#FFFFFF	#000000	##FFFFFF
##571B7D	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003880

Deuteranopia (green-blind)

#003B7B

Tritanopia (blue-blind)

#51334B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #571b7d;
/* rgb */ color: rgb(87, 27, 125);
/* oklch */ color: oklch(37.0% 0.157 308.3);

Tailwind

colors: {
  custom: {
    50: '#8b5ea3',
    500: '#571b7d',
    950: '#000000',
  },
}

SCSS

$custom: #571b7d;
$custom-light: #8b5ea3;
$custom-dark: #000000;

JSON

{
  "hex": "#571b7d",
  "rgb": {
    "r": 87,
    "g": 27,
    "b": 125
  },
  "hsl": {
    "h": 276.735,
    "s": 64.474,
    "l": 29.804
  },
  "oklch": {
    "l": 0.37001,
    "c": 0.15663,
    "h": 308.3
  },
  "luminance": 0.04291
}

Semantic roles & 50–950 ramp

primary

#571B7D

secondary

#6EB143

accent

#E74081

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #571B7D

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

Preview Lab → · Contrast checker → · Palette generator →