#571B80#571B80

#571B80 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.2% C 0.160 H 307.1°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#571B80
RGB	rgb(87, 27, 128)
HSL	hsl(276, 65%, 30%)
HSV	hsv(276, 79%, 50%)
CMYK	cmyk(32%, 78.9%, 0%, 49.8%)
CIE-LAB	lab(24.85, 45.00, -44.80)
CIE-LCH	lch(24.85, 63.49, 315.13°)
OKLab	oklab(37.25% 0.0964 -0.1274)
OKLCH	oklch(37.25% 0.16 307.1)
XYZ	xyz(8.2179, 4.3687, 20.8282)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.17

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571B80 #44801B

analogous

#251B80 #571B80 #801B76

triadic

#571B80 #80571B #1B8057

tetradic

#571B80 #80251B #44801B #1B7680

square

#571B80 #80251B #44801B #1B7680

split-complementary

#571B80 #76801B #1B8025

monochromatic

#12061B #35104D #571B80 #7926B3 #993FD6

Accessibility & contrast

On white

11.21

#571B80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#571B80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571B80

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571B80	#FFFFFF	#000000	##FFFFFF
##571B80	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003983

Deuteranopia (green-blind)

#003B7E

Tritanopia (blue-blind)

#50344D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #571b80;
/* rgb */ color: rgb(87, 27, 128);
/* oklch */ color: oklch(37.2% 0.160 307.1);

Tailwind

colors: {
  custom: {
    50: '#8b5fa6',
    500: '#571b80',
    950: '#000000',
  },
}

SCSS

$custom: #571b80;
$custom-light: #8b5fa6;
$custom-dark: #000000;

JSON

{
  "hex": "#571b80",
  "rgb": {
    "r": 87,
    "g": 27,
    "b": 128
  },
  "hsl": {
    "h": 275.644,
    "s": 65.161,
    "l": 30.392
  },
  "oklch": {
    "l": 0.37249,
    "c": 0.15971,
    "h": 307.1
  },
  "luminance": 0.04369
}

Semantic roles & 50–950 ramp

primary

#571B80

secondary

#71B443

accent

#E84084

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #571B80

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

Preview Lab → · Contrast checker → · Palette generator →