#511F69#511F69

#511F69 is a dark, vivid purple. Relative luminance 0.037; OKLCH L 35.1% C 0.128 H 312.8°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#511F69
RGB	rgb(81, 31, 105)
HSL	hsl(281, 54%, 27%)
HSV	hsv(281, 70%, 41%)
CMYK	cmyk(22.9%, 70.5%, 0%, 58.8%)
CIE-LAB	lab(22.82, 36.41, -33.39)
CIE-LCH	lch(22.82, 49.41, 317.48°)
OKLab	oklab(35.06% 0.087 -0.0941)
OKLCH	oklch(35.06% 0.128 312.8)
XYZ	xyz(6.4327, 3.7494, 13.7467)
Luminance	0.0375 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511F69 #37691F

analogous

#2C1F69 #511F69 #691F5C

triadic

#511F69 #69511F #1F6951

tetradic

#511F69 #692C1F #37691F #1F5C69

square

#511F69 #692C1F #37691F #1F5C69

split-complementary

#511F69 #5C691F #1F692C

monochromatic

#120718 #2D113A #511F69 #752D98 #993DC6

Accessibility & contrast

On white

12.00

#511F69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#511F69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511F69

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511F69	#FFFFFF	#000000	##FFFFFF
##511F69	1.00	12.00	1.75	12.00
#FFFFFF	12.00	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00346B

Deuteranopia (green-blind)

#193867

Tritanopia (blue-blind)

#4E2E41

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #511f69;
/* rgb */ color: rgb(81, 31, 105);
/* oklch */ color: oklch(35.1% 0.128 312.8);

Tailwind

colors: {
  custom: {
    50: '#855f94',
    500: '#511f69',
    950: '#000000',
  },
}

SCSS

$custom: #511f69;
$custom-light: #855f94;
$custom-dark: #000000;

JSON

{
  "hex": "#511f69",
  "rgb": {
    "r": 81,
    "g": 31,
    "b": 105
  },
  "hsl": {
    "h": 280.541,
    "s": 54.412,
    "l": 26.667
  },
  "oklch": {
    "l": 0.3506,
    "c": 0.12816,
    "h": 312.8
  },
  "luminance": 0.03749
}

Semantic roles & 50–950 ramp

primary

#511F69

secondary

#639D47

accent

#DE4A7A

background

#F8F5F9

surface

#EFE9F1

border

#CAC5CB

text

#0B050D

muted

#7C797E

Preview Lab

Preview with #511F69

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

Preview Lab → · Contrast checker → · Palette generator →