#673D81#673D81

#673D81 is a dark, moderate violet. Relative luminance 0.078; OKLCH L 44.1% C 0.116 H 311.0°. Best body text is #FFFFFF at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#673D81
RGB	rgb(103, 61, 129)
HSL	hsl(277, 36%, 37%)
HSV	hsv(277, 53%, 51%)
CMYK	cmyk(20.2%, 52.7%, 0%, 49.4%)
CIE-LAB	lab(33.58, 31.62, -31.31)
CIE-LCH	lch(33.58, 44.50, 315.28°)
OKLab	oklab(44.05% 0.0761 -0.0875)
OKLCH	oklch(44.05% 0.116 311)
XYZ	xyz(11.2240, 7.8062, 21.6801)
Luminance	0.0781 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673D81 #57813D

analogous

#453D81 #673D81 #813D79

triadic

#673D81 #81673D #3D8167

tetradic

#673D81 #81453D #57813D #3D7981

square

#673D81 #81453D #57813D #3D7981

split-complementary

#673D81 #79813D #3D8145

monochromatic

#25162E #462957 #673D81 #8851AB #A579C0

Accessibility & contrast

On white

8.20

#673D81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#673D81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673D81

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673D81	#FFFFFF	#000000	##FFFFFF
##673D81	1.00	8.20	2.56	8.20
#FFFFFF	8.20	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C4D83

Deuteranopia (green-blind)

#38507F

Tritanopia (blue-blind)

#644859

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #673d81;
/* rgb */ color: rgb(103, 61, 129);
/* oklch */ color: oklch(44.1% 0.116 311.0);

Tailwind

colors: {
  custom: {
    50: '#9474a6',
    500: '#673d81',
    950: '#000000',
  },
}

SCSS

$custom: #673d81;
$custom-light: #9474a6;
$custom-dark: #000000;

JSON

{
  "hex": "#673d81",
  "rgb": {
    "r": 103,
    "g": 61,
    "b": 129
  },
  "hsl": {
    "h": 277.059,
    "s": 35.789,
    "l": 37.255
  },
  "oklch": {
    "l": 0.44054,
    "c": 0.11595,
    "h": 311
  },
  "luminance": 0.07806
}

Semantic roles & 50–950 ramp

primary

#673D81

secondary

#86A970

accent

#CC5C87

background

#F9F7FA

surface

#F2EDF4

border

#CCC8CE

text

#0D080F

muted

#7E7B7F

Preview Lab

Preview with #673D81

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

Preview Lab → · Contrast checker → · Palette generator →