#51166E#51166E

#51166E is a dark, vivid purple. Relative luminance 0.034; OKLCH L 34.4% C 0.145 H 311.6°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#51166E
RGB	rgb(81, 22, 110)
HSL	hsl(280, 67%, 26%)
HSV	hsv(280, 80%, 43%)
CMYK	cmyk(26.4%, 80%, 0%, 56.9%)
CIE-LAB	lab(21.76, 41.65, -38.36)
CIE-LCH	lch(21.76, 56.62, 317.36°)
OKLab	oklab(34.42% 0.0963 -0.1086)
OKLCH	oklch(34.42% 0.145 311.6)
XYZ	xyz(6.4942, 3.4491, 15.0725)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51166E #336E16

analogous

#25166E #51166E #6E165F

triadic

#51166E #6E5116 #166E51

tetradic

#51166E #6E2516 #336E16 #165F6E

square

#51166E #6E2516 #336E16 #165F6E

split-complementary

#51166E #5F6E16 #166E25

monochromatic

#13051A #2B0C3B #51166E #7720A1 #9C2AD4

Accessibility & contrast

On white

12.43

#51166E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#51166E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51166E

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51166E	#FFFFFF	#000000	##FFFFFF
##51166E	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003170

Deuteranopia (green-blind)

#05356C

Tritanopia (blue-blind)

#4D2B41

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #51166e;
/* rgb */ color: rgb(81, 22, 110);
/* oklch */ color: oklch(34.4% 0.145 311.6);

Tailwind

colors: {
  custom: {
    50: '#865b98',
    500: '#51166e',
    950: '#000000',
  },
}

SCSS

$custom: #51166e;
$custom-light: #865b98;
$custom-dark: #000000;

JSON

{
  "hex": "#51166e",
  "rgb": {
    "r": 81,
    "g": 22,
    "b": 110
  },
  "hsl": {
    "h": 280.227,
    "s": 66.667,
    "l": 25.882
  },
  "oklch": {
    "l": 0.34421,
    "c": 0.14515,
    "h": 311.6
  },
  "luminance": 0.03449
}

Semantic roles & 50–950 ramp

primary

#51166E

secondary

#5EA43C

accent

#EA3E77

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #51166E

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

Preview Lab → · Contrast checker → · Palette generator →