#681B81#681B81

#681B81 is a dark, vivid purple. Relative luminance 0.053; OKLCH L 39.8% C 0.166 H 316.2°. Best body text is #FFFFFF at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#681B81
RGB	rgb(104, 27, 129)
HSL	hsl(285, 65%, 31%)
HSV	hsv(285, 79%, 51%)
CMYK	cmyk(19.4%, 79.1%, 0%, 49.4%)
CIE-LAB	lab(27.61, 48.58, -40.84)
CIE-LCH	lch(27.61, 63.47, 319.94°)
OKLab	oklab(39.76% 0.1199 -0.1151)
OKLCH	oklch(39.76% 0.166 316.2)
XYZ	xyz(10.0627, 5.3123, 21.2599)
Luminance	0.0531 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.73

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681B81 #34811B

analogous

#351B81 #681B81 #811B67

triadic

#681B81 #81681B #1B8168

tetradic

#681B81 #81351B #34811B #1B6781

square

#681B81 #81351B #34811B #1B6781

split-complementary

#681B81 #67811B #1B8135

monochromatic

#16061C #3F104E #681B81 #9126B4 #B23FD7

Accessibility & contrast

On white

10.18

#681B81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#681B81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681B81

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681B81	#FFFFFF	#000000	##FFFFFF
##681B81	1.00	10.18	2.06	10.18
#FFFFFF	10.18	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D84

Deuteranopia (green-blind)

#1A437F

Tritanopia (blue-blind)

#66324D

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #681b81;
/* rgb */ color: rgb(104, 27, 129);
/* oklch */ color: oklch(39.8% 0.166 316.2);

Tailwind

colors: {
  custom: {
    50: '#9761a6',
    500: '#681b81',
    950: '#000000',
  },
}

SCSS

$custom: #681b81;
$custom-light: #9761a6;
$custom-dark: #000000;

JSON

{
  "hex": "#681b81",
  "rgb": {
    "r": 104,
    "g": 27,
    "b": 129
  },
  "hsl": {
    "h": 285.294,
    "s": 65.385,
    "l": 30.588
  },
  "oklch": {
    "l": 0.3976,
    "c": 0.16623,
    "h": 316.2
  },
  "luminance": 0.05312
}

Semantic roles & 50–950 ramp

primary

#681B81

secondary

#5FB543

accent

#E83F69

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E050F

muted

#7E7A7F

Preview Lab

Preview with #681B81

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

Preview Lab → · Contrast checker → · Palette generator →