#511A6D#511A6D

#511A6D is a dark, vivid violet. Relative luminance 0.036; OKLCH L 34.8% C 0.139 H 311.5°. Best body text is #FFFFFF at 12.22:1 contrast (WCAG AA passes).

Color values

HEX	#511A6D
RGB	rgb(81, 26, 109)
HSL	hsl(280, 61%, 26%)
HSV	hsv(280, 76%, 43%)
CMYK	cmyk(25.7%, 76.1%, 0%, 57.3%)
CIE-LAB	lab(22.28, 39.73, -36.87)
CIE-LCH	lch(22.28, 54.20, 317.13°)
OKLab	oklab(34.76% 0.0924 -0.1043)
OKLCH	oklch(34.76% 0.139 311.5)
XYZ	xyz(6.5225, 3.5924, 14.8148)
Luminance	0.0359 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511A6D #366D1A

analogous

#281A6D #511A6D #6D1A60

triadic

#511A6D #6D511A #1A6D51

tetradic

#511A6D #6D281A #366D1A #1A606D

square

#511A6D #6D281A #366D1A #1A606D

split-complementary

#511A6D #606D1A #1A6D28

monochromatic

#120619 #2C0E3C #511A6D #76269E #9A33CE

Accessibility & contrast

On white

12.22

#511A6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#511A6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511A6D

12.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511A6D	#FFFFFF	#000000	##FFFFFF
##511A6D	1.00	12.22	1.72	12.22
#FFFFFF	12.22	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00336F

Deuteranopia (green-blind)

#0E366B

Tritanopia (blue-blind)

#4D2D42

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #511a6d;
/* rgb */ color: rgb(81, 26, 109);
/* oklch */ color: oklch(34.8% 0.139 311.5);

Tailwind

colors: {
  custom: {
    50: '#855c97',
    500: '#511a6d',
    950: '#000000',
  },
}

SCSS

$custom: #511a6d;
$custom-light: #855c97;
$custom-dark: #000000;

JSON

{
  "hex": "#511a6d",
  "rgb": {
    "r": 81,
    "g": 26,
    "b": 109
  },
  "hsl": {
    "h": 279.759,
    "s": 61.481,
    "l": 26.471
  },
  "oklch": {
    "l": 0.34761,
    "c": 0.13932,
    "h": 311.5
  },
  "luminance": 0.03592
}

Semantic roles & 50–950 ramp

primary

#511A6D

secondary

#62A241

accent

#E5437A

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B040D

muted

#7C797E

Preview Lab

Preview with #511A6D

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

Preview Lab → · Contrast checker → · Palette generator →