#571C91#571C91

#571C91 is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.8% C 0.176 H 301.1°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#571C91
RGB	rgb(87, 28, 145)
HSL	hsl(270, 68%, 34%)
HSV	hsv(270, 81%, 57%)
CMYK	cmyk(40%, 80.7%, 0%, 43.1%)
CIE-LAB	lab(26.45, 48.70, -52.82)
CIE-LCH	lch(26.45, 71.84, 312.68°)
OKLab	oklab(38.82% 0.091 -0.1509)
OKLCH	oklch(38.82% 0.176 301.1)
XYZ	xyz(9.4553, 4.9010, 27.2304)
Luminance	0.0490 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571C91 #56911C

analogous

#1C1C91 #571C91 #911C91

triadic

#571C91 #91571C #1C9157

tetradic

#571C91 #911C1C #56911C #1C9191

square

#571C91 #911C1C #56911C #1C9191

split-complementary

#571C91 #91911C #1C911C

monochromatic

#19082A #38125E #571C91 #7626C4 #944BDC

Accessibility & contrast

On white

10.60

#571C91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#571C91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571C91

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571C91	#FFFFFF	#000000	##FFFFFF
##571C91	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E94

Deuteranopia (green-blind)

#003E8F

Tritanopia (blue-blind)

#4A3C57

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #571c91;
/* rgb */ color: rgb(87, 28, 145);
/* oklch */ color: oklch(38.8% 0.176 301.1);

Tailwind

colors: {
  custom: {
    50: '#8c60b2',
    500: '#571c91',
    950: '#000000',
  },
}

SCSS

$custom: #571c91;
$custom-light: #8c60b2;
$custom-dark: #000000;

JSON

{
  "hex": "#571c91",
  "rgb": {
    "r": 87,
    "g": 28,
    "b": 145
  },
  "hsl": {
    "h": 270.256,
    "s": 67.63,
    "l": 33.922
  },
  "oklch": {
    "l": 0.38818,
    "c": 0.17621,
    "h": 301.1
  },
  "luminance": 0.04901
}

Semantic roles & 50–950 ramp

primary

#571C91

secondary

#84BE4A

accent

#EB3D93

background

#F9F5FB

surface

#F1EAF6

border

#CBC6D0

text

#0D0511

muted

#7E7980

Preview Lab

Preview with #571C91

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

Preview Lab → · Contrast checker → · Palette generator →