#681B78#681B78

#681B78 is a dark, vivid purple. Relative luminance 0.051; OKLCH L 39.1% C 0.158 H 320.0°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#681B78
RGB	rgb(104, 27, 120)
HSL	hsl(290, 63%, 29%)
HSV	hsv(290, 78%, 47%)
CMYK	cmyk(13.3%, 77.5%, 0%, 52.9%)
CIE-LAB	lab(26.97, 46.74, -36.18)
CIE-LCH	lch(26.97, 59.11, 322.26°)
OKLab	oklab(39.11% 0.1211 -0.1014)
OKLCH	oklch(39.11% 0.158 320)
XYZ	xyz(9.4906, 5.0835, 18.2470)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681B78 #2B781B

analogous

#3A1B78 #681B78 #781B5A

triadic

#681B78 #78681B #1B7868

tetradic

#681B78 #783A1B #2B781B #1B5A78

square

#681B78 #783A1B #2B781B #1B5A78

split-complementary

#681B78 #5A781B #1B783A

monochromatic

#160619 #3D1046 #681B78 #9326AA #B93BD3

Accessibility & contrast

On white

10.41

#681B78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#681B78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681B78

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681B78	#FFFFFF	#000000	##FFFFFF
##681B78	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B7B

Deuteranopia (green-blind)

#244276

Tritanopia (blue-blind)

#682E48

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #681b78;
/* rgb */ color: rgb(104, 27, 120);
/* oklch */ color: oklch(39.1% 0.158 320.0);

Tailwind

colors: {
  custom: {
    50: '#96609f',
    500: '#681b78',
    950: '#000000',
  },
}

SCSS

$custom: #681b78;
$custom-light: #96609f;
$custom-dark: #000000;

JSON

{
  "hex": "#681b78",
  "rgb": {
    "r": 104,
    "g": 27,
    "b": 120
  },
  "hsl": {
    "h": 289.677,
    "s": 63.265,
    "l": 28.824
  },
  "oklch": {
    "l": 0.39108,
    "c": 0.15796,
    "h": 320
  },
  "luminance": 0.05083
}

Semantic roles & 50–950 ramp

primary

#681B78

secondary

#55AC43

accent

#E6415E

background

#F9F6F9

surface

#F2EBF2

border

#CCC6CC

text

#0E050E

muted

#7E7A7E

Preview Lab

Preview with #681B78

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

Preview Lab → · Contrast checker → · Palette generator →