#521381#521381

#521381 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.9% C 0.167 H 304.7°. Best body text is #FFFFFF at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#521381
RGB	rgb(82, 19, 129)
HSL	hsl(274, 74%, 29%)
HSV	hsv(274, 85%, 51%)
CMYK	cmyk(36.4%, 85.3%, 0%, 49.4%)
CIE-LAB	lab(23.15, 47.35, -48.24)
CIE-LCH	lch(23.15, 67.60, 314.47°)
OKLab	oklab(35.93% 0.0952 -0.1376)
OKLCH	oklch(35.93% 0.167 304.7)
XYZ	xyz(7.6741, 3.8446, 21.1024)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.49

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#521381 #428113

analogous

#1B1381 #521381 #811379

triadic

#521381 #815213 #138152

tetradic

#521381 #811B13 #428113 #137981

square

#521381 #811B13 #428113 #137981

split-complementary

#521381 #798113 #13811B

monochromatic

#11041B #300B4C #521381 #741BB6 #942EE0

Accessibility & contrast

On white

11.87

#521381 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#521381 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #521381

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##521381	#FFFFFF	#000000	##FFFFFF
##521381	1.00	11.87	1.77	11.87
#FFFFFF	11.87	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003684

Deuteranopia (green-blind)

#00377F

Tritanopia (blue-blind)

#49324C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #521381;
/* rgb */ color: rgb(82, 19, 129);
/* oklch */ color: oklch(35.9% 0.167 304.7);

Tailwind

colors: {
  custom: {
    50: '#885ba6',
    500: '#521381',
    950: '#000000',
  },
}

SCSS

$custom: #521381;
$custom-light: #885ba6;
$custom-dark: #000000;

JSON

{
  "hex": "#521381",
  "rgb": {
    "r": 82,
    "g": 19,
    "b": 129
  },
  "hsl": {
    "h": 274.364,
    "s": 74.324,
    "l": 29.02
  },
  "oklch": {
    "l": 0.35928,
    "c": 0.16734,
    "h": 304.7
  },
  "luminance": 0.03845
}

Semantic roles & 50–950 ramp

primary

#521381

secondary

#6FB63A

accent

#F13786

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #521381

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

Preview Lab → · Contrast checker → · Palette generator →