#521B85#521B85

#521B85 is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.0% C 0.164 H 302.3°. Best body text is #FFFFFF at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#521B85
RGB	rgb(82, 27, 133)
HSL	hsl(271, 66%, 31%)
HSV	hsv(271, 80%, 52%)
CMYK	cmyk(38.3%, 79.7%, 0%, 47.8%)
CIE-LAB	lab(24.55, 45.29, -48.48)
CIE-LCH	lch(24.55, 66.34, 313.06°)
OKLab	oklab(37.01% 0.0876 -0.1383)
OKLCH	oklch(37.01% 0.164 302.3)
XYZ	xyz(8.1042, 4.2711, 22.5832)
Luminance	0.0427 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.50

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#521B85 #4E851B

analogous

#1D1B85 #521B85 #851B83

triadic

#521B85 #85521B #1B8552

tetradic

#521B85 #851D1B #4E851B #1B8385

square

#521B85 #851D1B #4E851B #1B8385

split-complementary

#521B85 #83851B #1B851D

monochromatic

#13061F #331152 #521B85 #7125B8 #9042D9

Accessibility & contrast

On white

11.33

#521B85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#521B85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #521B85

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##521B85	#FFFFFF	#000000	##FFFFFF
##521B85	1.00	11.33	1.85	11.33
#FFFFFF	11.33	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003988

Deuteranopia (green-blind)

#003A83

Tritanopia (blue-blind)

#473750

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #521b85;
/* rgb */ color: rgb(82, 27, 133);
/* oklch */ color: oklch(37.0% 0.164 302.3);

Tailwind

colors: {
  custom: {
    50: '#885ea9',
    500: '#521b85',
    950: '#000000',
  },
}

SCSS

$custom: #521b85;
$custom-light: #885ea9;
$custom-dark: #000000;

JSON

{
  "hex": "#521b85",
  "rgb": {
    "r": 82,
    "g": 27,
    "b": 133
  },
  "hsl": {
    "h": 271.132,
    "s": 66.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.37011,
    "c": 0.16376,
    "h": 302.3
  },
  "luminance": 0.04271
}

Semantic roles & 50–950 ramp

primary

#521B85

secondary

#7CB844

accent

#E93F91

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #521B85

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

Preview Lab → · Contrast checker → · Palette generator →