#511D6D#511D6D

#511D6D is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.1% C 0.135 H 311.1°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#511D6D
RGB	rgb(81, 29, 109)
HSL	hsl(279, 58%, 27%)
HSV	hsv(279, 73%, 43%)
CMYK	cmyk(25.7%, 73.4%, 0%, 57.3%)
CIE-LAB	lab(22.77, 38.34, -36.08)
CIE-LCH	lch(22.77, 52.65, 316.74°)
OKLab	oklab(35.11% 0.089 -0.102)
OKLCH	oklch(35.11% 0.135 311.1)
XYZ	xyz(6.5925, 3.7323, 14.8382)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511D6D #396D1D

analogous

#291D6D #511D6D #6D1D61

triadic

#511D6D #6D511D #1D6D51

tetradic

#511D6D #6D291D #396D1D #1D616D

square

#511D6D #6D291D #396D1D #1D616D

split-complementary

#511D6D #616D1D #1D6D29

monochromatic

#120618 #2D103D #511D6D #752A9D #983ACB

Accessibility & contrast

On white

12.02

#511D6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#511D6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511D6D

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511D6D	#FFFFFF	#000000	##FFFFFF
##511D6D	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00346F

Deuteranopia (green-blind)

#12376B

Tritanopia (blue-blind)

#4D2E43

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #511d6d;
/* rgb */ color: rgb(81, 29, 109);
/* oklch */ color: oklch(35.1% 0.135 311.1);

Tailwind

colors: {
  custom: {
    50: '#855e97',
    500: '#511d6d',
    950: '#000000',
  },
}

SCSS

$custom: #511d6d;
$custom-light: #855e97;
$custom-dark: #000000;

JSON

{
  "hex": "#511d6d",
  "rgb": {
    "r": 81,
    "g": 29,
    "b": 109
  },
  "hsl": {
    "h": 279,
    "s": 57.971,
    "l": 27.059
  },
  "oklch": {
    "l": 0.3511,
    "c": 0.13536,
    "h": 311.1
  },
  "luminance": 0.03732
}

Semantic roles & 50–950 ramp

primary

#511D6D

secondary

#65A244

accent

#E1477D

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B050D

muted

#7C797E

Preview Lab

Preview with #511D6D

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

Preview Lab → · Contrast checker → · Palette generator →