#681C78#681C78

#681C78 is a dark, vivid purple. Relative luminance 0.051; OKLCH L 39.2% C 0.157 H 320.0°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#681C78
RGB	rgb(104, 28, 120)
HSL	hsl(290, 62%, 29%)
HSV	hsv(290, 77%, 47%)
CMYK	cmyk(13.3%, 76.7%, 0%, 52.9%)
CIE-LAB	lab(27.10, 46.37, -35.97)
CIE-LCH	lch(27.10, 58.68, 322.20°)
OKLab	oklab(39.2% 0.1201 -0.1008)
OKLCH	oklch(39.2% 0.157 320)
XYZ	xyz(9.5139, 5.1301, 18.2547)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681C78 #2C781C

analogous

#3A1C78 #681C78 #781C5A

triadic

#681C78 #78681C #1C7868

tetradic

#681C78 #783A1C #2C781C #1C5A78

square

#681C78 #783A1C #2C781C #1C5A78

split-complementary

#681C78 #5A781C #1C783A

monochromatic

#160619 #3D1046 #681C78 #9328AA #B83DD2

Accessibility & contrast

On white

10.37

#681C78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#681C78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681C78

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681C78	#FFFFFF	#000000	##FFFFFF
##681C78	1.00	10.37	2.03	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B7B

Deuteranopia (green-blind)

#244376

Tritanopia (blue-blind)

#682E49

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #681c78;
/* rgb */ color: rgb(104, 28, 120);
/* oklch */ color: oklch(39.2% 0.157 320.0);

Tailwind

colors: {
  custom: {
    50: '#96619f',
    500: '#681c78',
    950: '#000000',
  },
}

SCSS

$custom: #681c78;
$custom-light: #96619f;
$custom-dark: #000000;

JSON

{
  "hex": "#681c78",
  "rgb": {
    "r": 104,
    "g": 28,
    "b": 120
  },
  "hsl": {
    "h": 289.565,
    "s": 62.162,
    "l": 29.02
  },
  "oklch": {
    "l": 0.39201,
    "c": 0.15682,
    "h": 320
  },
  "luminance": 0.0513
}

Semantic roles & 50–950 ramp

primary

#681C78

secondary

#56AC44

accent

#E5435F

background

#F9F6F9

surface

#F2EBF2

border

#CCC6CC

text

#0E050E

muted

#7E7A7E

Preview Lab

Preview with #681C78

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

Preview Lab → · Contrast checker → · Palette generator →