#681C7E#681C7E

#681C7E is a dark, vivid purple. Relative luminance 0.053; OKLCH L 39.6% C 0.162 H 317.3°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#681C7E
RGB	rgb(104, 28, 126)
HSL	hsl(287, 64%, 30%)
HSV	hsv(287, 78%, 49%)
CMYK	cmyk(17.5%, 77.8%, 0%, 50.6%)
CIE-LAB	lab(27.52, 47.59, -39.10)
CIE-LCH	lch(27.52, 61.59, 320.59°)
OKLab	oklab(39.63% 0.1194 -0.11)
OKLCH	oklch(39.63% 0.162 317.3)
XYZ	xyz(9.8895, 5.2804, 20.2329)
Luminance	0.0528 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.80

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681C7E #327E1C

analogous

#371C7E #681C7E #7E1C63

triadic

#681C7E #7E681C #1C7E68

tetradic

#681C7E #7E371C #327E1C #1C637E

square

#681C7E #7E371C #327E1C #1C637E

split-complementary

#681C7E #637E1C #1C7E37

monochromatic

#15061A #3F114C #681C7E #9127B0 #B340D5

Accessibility & contrast

On white

10.21

#681C7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#681C7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681C7E

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681C7E	#FFFFFF	#000000	##FFFFFF
##681C7E	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C81

Deuteranopia (green-blind)

#1E437C

Tritanopia (blue-blind)

#67314C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #681c7e;
/* rgb */ color: rgb(104, 28, 126);
/* oklch */ color: oklch(39.6% 0.162 317.3);

Tailwind

colors: {
  custom: {
    50: '#9761a4',
    500: '#681c7e',
    950: '#000000',
  },
}

SCSS

$custom: #681c7e;
$custom-light: #9761a4;
$custom-dark: #000000;

JSON

{
  "hex": "#681c7e",
  "rgb": {
    "r": 104,
    "g": 28,
    "b": 126
  },
  "hsl": {
    "h": 286.531,
    "s": 63.636,
    "l": 30.196
  },
  "oklch": {
    "l": 0.3963,
    "c": 0.16236,
    "h": 317.3
  },
  "luminance": 0.0528
}

Semantic roles & 50–950 ramp

primary

#681C7E

secondary

#5DB244

accent

#E74166

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E050F

muted

#7E7A7F

Preview Lab

Preview with #681C7E

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

Preview Lab → · Contrast checker → · Palette generator →