#51166D#51166D

#51166D is a dark, vivid purple. Relative luminance 0.034; OKLCH L 34.3% C 0.144 H 312.0°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#51166D
RGB	rgb(81, 22, 109)
HSL	hsl(281, 66%, 26%)
HSV	hsv(281, 80%, 43%)
CMYK	cmyk(25.7%, 79.8%, 0%, 57.3%)
CIE-LAB	lab(21.68, 41.42, -37.84)
CIE-LCH	lch(21.68, 56.10, 317.59°)
OKLab	oklab(34.34% 0.0965 -0.1071)
OKLCH	oklch(34.34% 0.144 312)
XYZ	xyz(6.4401, 3.4275, 14.7873)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51166D #326D16

analogous

#26166D #51166D #6D165D

triadic

#51166D #6D5116 #166D51

tetradic

#51166D #6D2616 #326D16 #165D6D

square

#51166D #6D2616 #326D16 #165D6D

split-complementary

#51166D #5D6D16 #166D26

monochromatic

#130519 #2B0C3A #51166D #7720A0 #9D2BD3

Accessibility & contrast

On white

12.46

#51166D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#51166D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51166D

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51166D	#FFFFFF	#000000	##FFFFFF
##51166D	1.00	12.46	1.69	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00316F

Deuteranopia (green-blind)

#07356B

Tritanopia (blue-blind)

#4E2A41

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #51166d;
/* rgb */ color: rgb(81, 22, 109);
/* oklch */ color: oklch(34.3% 0.144 312.0);

Tailwind

colors: {
  custom: {
    50: '#855a97',
    500: '#51166d',
    950: '#000000',
  },
}

SCSS

$custom: #51166d;
$custom-light: #855a97;
$custom-dark: #000000;

JSON

{
  "hex": "#51166d",
  "rgb": {
    "r": 81,
    "g": 22,
    "b": 109
  },
  "hsl": {
    "h": 280.69,
    "s": 66.412,
    "l": 25.686
  },
  "oklch": {
    "l": 0.3434,
    "c": 0.14415,
    "h": 312
  },
  "luminance": 0.03427
}

Semantic roles & 50–950 ramp

primary

#51166D

secondary

#5DA33C

accent

#E93E75

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B040D

muted

#7C797E

Preview Lab

Preview with #51166D

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

Preview Lab → · Contrast checker → · Palette generator →