#521B83#521B83

#521B83 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.8% C 0.162 H 303.0°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#521B83
RGB	rgb(82, 27, 131)
HSL	hsl(272, 66%, 31%)
HSV	hsv(272, 79%, 51%)
CMYK	cmyk(37.4%, 79.4%, 0%, 48.6%)
CIE-LAB	lab(24.37, 44.80, -47.50)
CIE-LCH	lch(24.37, 65.29, 313.32°)
OKLab	oklab(36.84% 0.0882 -0.1355)
OKLCH	oklch(36.84% 0.162 303)
XYZ	xyz(7.9674, 4.2164, 21.8624)
Luminance	0.0422 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.53

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#521B83 #4C831B

analogous

#1E1B83 #521B83 #831B80

triadic

#521B83 #83521B #1B8352

tetradic

#521B83 #831E1B #4C831B #1B8083

square

#521B83 #831E1B #4C831B #1B8083

split-complementary

#521B83 #80831B #1B831E

monochromatic

#12061E #321150 #521B83 #7225B6 #9141D8

Accessibility & contrast

On white

11.39

#521B83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#521B83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #521B83

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##521B83	#FFFFFF	#000000	##FFFFFF
##521B83	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003986

Deuteranopia (green-blind)

#003A81

Tritanopia (blue-blind)

#48364E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #521b83;
/* rgb */ color: rgb(82, 27, 131);
/* oklch */ color: oklch(36.8% 0.162 303.0);

Tailwind

colors: {
  custom: {
    50: '#885ea8',
    500: '#521b83',
    950: '#000000',
  },
}

SCSS

$custom: #521b83;
$custom-light: #885ea8;
$custom-dark: #000000;

JSON

{
  "hex": "#521b83",
  "rgb": {
    "r": 82,
    "g": 27,
    "b": 131
  },
  "hsl": {
    "h": 271.731,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.36836,
    "c": 0.16164,
    "h": 303
  },
  "luminance": 0.04216
}

Semantic roles & 50–950 ramp

primary

#521B83

secondary

#7AB643

accent

#E93F8F

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #521B83

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

Preview Lab → · Contrast checker → · Palette generator →