#571B7E#571B7E

#571B7E is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.1% C 0.158 H 307.9°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#571B7E
RGB	rgb(87, 27, 126)
HSL	hsl(276, 65%, 30%)
HSV	hsv(276, 79%, 49%)
CMYK	cmyk(31%, 78.6%, 0%, 50.6%)
CIE-LAB	lab(24.69, 44.52, -43.80)
CIE-LCH	lch(24.69, 62.46, 315.47°)
OKLab	oklab(37.08% 0.0968 -0.1244)
OKLCH	oklch(37.08% 0.158 307.9)
XYZ	xyz(8.0875, 4.3166, 20.1417)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.31

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571B7E #427E1B

analogous

#261B7E #571B7E #7E1B73

triadic

#571B7E #7E571B #1B7E57

tetradic

#571B7E #7E261B #427E1B #1B737E

square

#571B7E #7E261B #427E1B #1B737E

split-complementary

#571B7E #737E1B #1B7E26

monochromatic

#110519 #34104C #571B7E #7A26B0 #9A3ED6

Accessibility & contrast

On white

11.27

#571B7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#571B7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571B7E

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571B7E	#FFFFFF	#000000	##FFFFFF
##571B7E	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003981

Deuteranopia (green-blind)

#003B7C

Tritanopia (blue-blind)

#51334C

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #571b7e;
/* rgb */ color: rgb(87, 27, 126);
/* oklch */ color: oklch(37.1% 0.158 307.9);

Tailwind

colors: {
  custom: {
    50: '#8b5ea4',
    500: '#571b7e',
    950: '#000000',
  },
}

SCSS

$custom: #571b7e;
$custom-light: #8b5ea4;
$custom-dark: #000000;

JSON

{
  "hex": "#571b7e",
  "rgb": {
    "r": 87,
    "g": 27,
    "b": 126
  },
  "hsl": {
    "h": 276.364,
    "s": 64.706,
    "l": 30
  },
  "oklch": {
    "l": 0.37083,
    "c": 0.15765,
    "h": 307.9
  },
  "luminance": 0.04316
}

Semantic roles & 50–950 ramp

primary

#571B7E

secondary

#6FB243

accent

#E84082

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #571B7E

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

Preview Lab → · Contrast checker → · Palette generator →