#51176B#51176B

#51176B is a dark, vivid purple. Relative luminance 0.034; OKLCH L 34.3% C 0.141 H 312.9°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#51176B
RGB	rgb(81, 23, 107)
HSL	hsl(281, 65%, 25%)
HSV	hsv(281, 79%, 42%)
CMYK	cmyk(24.3%, 78.5%, 0%, 58%)
CIE-LAB	lab(21.67, 40.56, -36.56)
CIE-LCH	lch(21.67, 54.60, 317.97°)
OKLab	oklab(34.28% 0.0959 -0.1033)
OKLCH	oklch(34.28% 0.141 312.9)
XYZ	xyz(6.3531, 3.4239, 14.2333)
Luminance	0.0342 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51176B #316B17

analogous

#27176B #51176B #6B175B

triadic

#51176B #6B5117 #176B51

tetradic

#51176B #6B2717 #316B17 #175B6B

square

#51176B #6B2717 #316B17 #175B6B

split-complementary

#51176B #5B6B17 #176B27

monochromatic

#130519 #2B0C39 #51176B #77229D #9D2DD0

Accessibility & contrast

On white

12.46

#51176B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#51176B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51176B

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51176B	#FFFFFF	#000000	##FFFFFF
##51176B	1.00	12.46	1.68	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00316D

Deuteranopia (green-blind)

#0D3569

Tritanopia (blue-blind)

#4E2A40

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #51176b;
/* rgb */ color: rgb(81, 23, 107);
/* oklch */ color: oklch(34.3% 0.141 312.9);

Tailwind

colors: {
  custom: {
    50: '#855b96',
    500: '#51176b',
    950: '#000000',
  },
}

SCSS

$custom: #51176b;
$custom-light: #855b96;
$custom-dark: #000000;

JSON

{
  "hex": "#51176b",
  "rgb": {
    "r": 81,
    "g": 23,
    "b": 107
  },
  "hsl": {
    "h": 281.429,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.34281,
    "c": 0.14096,
    "h": 312.9
  },
  "luminance": 0.03424
}

Semantic roles & 50–950 ramp

primary

#51176B

secondary

#5CA13D

accent

#E84074

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B040D

muted

#7C797E

Preview Lab

Preview with #51176B

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

Preview Lab → · Contrast checker → · Palette generator →