#511C6C#511C6C

#511C6C is a dark, vivid violet. Relative luminance 0.037; OKLCH L 34.9% C 0.136 H 311.7°. Best body text is #FFFFFF at 12.12:1 contrast (WCAG AA passes).

Color values

HEX	#511C6C
RGB	rgb(81, 28, 108)
HSL	hsl(280, 59%, 27%)
HSV	hsv(280, 74%, 42%)
CMYK	cmyk(25%, 74.1%, 0%, 57.6%)
CIE-LAB	lab(22.52, 38.58, -35.83)
CIE-LCH	lch(22.52, 52.65, 317.12°)
OKLab	oklab(34.91% 0.0903 -0.1012)
OKLCH	oklch(34.91% 0.136 311.7)
XYZ	xyz(6.5149, 3.6627, 14.5482)
Luminance	0.0366 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511C6C #376C1C

analogous

#291C6C #511C6C #6C1C5F

triadic

#511C6C #6C511C #1C6C51

tetradic

#511C6C #6C291C #376C1C #1C5F6C

square

#511C6C #6C291C #376C1C #1C5F6C

split-complementary

#511C6C #5F6C1C #1C6C29

monochromatic

#120618 #2D0F3B #511C6C #75299D #9937CB

Accessibility & contrast

On white

12.12

#511C6C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#511C6C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511C6C

12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511C6C	#FFFFFF	#000000	##FFFFFF
##511C6C	1.00	12.12	1.73	12.12
#FFFFFF	12.12	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00336E

Deuteranopia (green-blind)

#12376A

Tritanopia (blue-blind)

#4E2D42

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #511c6c;
/* rgb */ color: rgb(81, 28, 108);
/* oklch */ color: oklch(34.9% 0.136 311.7);

Tailwind

colors: {
  custom: {
    50: '#855d97',
    500: '#511c6c',
    950: '#000000',
  },
}

SCSS

$custom: #511c6c;
$custom-light: #855d97;
$custom-dark: #000000;

JSON

{
  "hex": "#511c6c",
  "rgb": {
    "r": 81,
    "g": 28,
    "b": 108
  },
  "hsl": {
    "h": 279.75,
    "s": 58.824,
    "l": 26.667
  },
  "oklch": {
    "l": 0.34913,
    "c": 0.13564,
    "h": 311.7
  },
  "luminance": 0.03663
}

Semantic roles & 50–950 ramp

primary

#511C6C

secondary

#63A143

accent

#E2467B

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B040D

muted

#7C797E

Preview Lab

Preview with #511C6C

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

Preview Lab → · Contrast checker → · Palette generator →