#511883#511883

#511883 is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.4% C 0.165 H 302.8°. Best body text is #FFFFFF at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#511883
RGB	rgb(81, 24, 131)
HSL	hsl(272, 69%, 30%)
HSV	hsv(272, 82%, 51%)
CMYK	cmyk(38.2%, 81.7%, 0%, 48.6%)
CIE-LAB	lab(23.81, 45.84, -48.43)
CIE-LCH	lch(23.81, 66.69, 313.43°)
OKLab	oklab(36.41% 0.0892 -0.1382)
OKLCH	oklch(36.41% 0.165 302.8)
XYZ	xyz(7.8157, 4.0413, 21.8366)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.99

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511883 #4A8318

analogous

#1C1883 #511883 #83187F

triadic

#511883 #835118 #188351

tetradic

#511883 #831C18 #4A8318 #187F83

square

#511883 #831C18 #4A8318 #187F83

split-complementary

#511883 #7F8318 #18831C

monochromatic

#11051C #310F4F #511883 #7121B7 #903ADB

Accessibility & contrast

On white

11.61

#511883 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#511883 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511883

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511883	#FFFFFF	#000000	##FFFFFF
##511883	1.00	11.61	1.81	11.61
#FFFFFF	11.61	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003886

Deuteranopia (green-blind)

#003881

Tritanopia (blue-blind)

#46354E

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #511883;
/* rgb */ color: rgb(81, 24, 131);
/* oklch */ color: oklch(36.4% 0.165 302.8);

Tailwind

colors: {
  custom: {
    50: '#875da8',
    500: '#511883',
    950: '#000000',
  },
}

SCSS

$custom: #511883;
$custom-light: #875da8;
$custom-dark: #000000;

JSON

{
  "hex": "#511883",
  "rgb": {
    "r": 81,
    "g": 24,
    "b": 131
  },
  "hsl": {
    "h": 271.963,
    "s": 69.032,
    "l": 30.392
  },
  "oklch": {
    "l": 0.36409,
    "c": 0.16453,
    "h": 302.8
  },
  "luminance": 0.04041
}

Semantic roles & 50–950 ramp

primary

#511883

secondary

#77B740

accent

#EC3C8E

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0410

muted

#7D797F

Preview Lab

Preview with #511883

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

Preview Lab → · Contrast checker → · Palette generator →