#571B86#571B86

#571B86 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.8% C 0.166 H 304.9°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#571B86
RGB	rgb(87, 27, 134)
HSL	hsl(274, 66%, 32%)
HSV	hsv(274, 80%, 53%)
CMYK	cmyk(35.1%, 79.9%, 0%, 47.5%)
CIE-LAB	lab(25.36, 46.42, -47.76)
CIE-LCH	lch(25.36, 66.60, 314.19°)
OKLab	oklab(37.76% 0.0949 -0.136)
OKLCH	oklch(37.76% 0.166 304.9)
XYZ	xyz(8.6245, 4.5314, 22.9699)
Luminance	0.0453 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.94

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#571B86 #4A861B

analogous

#221B86 #571B86 #861B80

triadic

#571B86 #86571B #1B8657

tetradic

#571B86 #86221B #4A861B #1B8086

square

#571B86 #86221B #4A861B #1B8086

split-complementary

#571B86 #80861B #1B8622

monochromatic

#150620 #361153 #571B86 #7825B9 #9742D9

Accessibility & contrast

On white

11.02

#571B86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#571B86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #571B86

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##571B86	#FFFFFF	#000000	##FFFFFF
##571B86	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B89

Deuteranopia (green-blind)

#003C84

Tritanopia (blue-blind)

#4E3750

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #571b86;
/* rgb */ color: rgb(87, 27, 134);
/* oklch */ color: oklch(37.8% 0.166 304.9);

Tailwind

colors: {
  custom: {
    50: '#8b5faa',
    500: '#571b86',
    950: '#000000',
  },
}

SCSS

$custom: #571b86;
$custom-light: #8b5faa;
$custom-dark: #000000;

JSON

{
  "hex": "#571b86",
  "rgb": {
    "r": 87,
    "g": 27,
    "b": 134
  },
  "hsl": {
    "h": 273.645,
    "s": 66.46,
    "l": 31.569
  },
  "oklch": {
    "l": 0.37757,
    "c": 0.16587,
    "h": 304.9
  },
  "luminance": 0.04531
}

Semantic roles & 50–950 ramp

primary

#571B86

secondary

#77B944

accent

#E93E8A

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0D0510

muted

#7D797F

Preview Lab

Preview with #571B86

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

Preview Lab → · Contrast checker → · Palette generator →