#673B78#673B78

#673B78 is a dark, moderate purple. Relative luminance 0.074; OKLCH L 43.2% C 0.109 H 315.9°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX#673B78
RGBrgb(103, 59, 120)
HSLhsl(283, 34%, 35%)
HSVhsv(283, 51%, 47%)
CMYKcmyk(14.2%, 50.8%, 0%, 52.9%)
CIE-LABlab(32.63, 30.66, -27.19)
CIE-LCHlch(32.63, 40.98, 318.43°)
OKLaboklab(43.19% 0.078 -0.0755)
OKLCHoklch(43.19% 0.109 315.9)
XYZxyz(10.5471, 7.3679, 18.6322)
Luminance0.0737 (WCAG relative)
Temperaturecool
Familypurple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#673B78 #4C783B
analogous
#493B78 #673B78 #783B6A
triadic
#673B78 #78673B #3B7867
tetradic
#673B78 #78493B #4C783B #3B6A78
square
#673B78 #78493B #4C783B #3B6A78
split-complementary
#673B78 #6A783B #3B7849
monochromatic
#211326 #44274F #673B78 #8A4FA1 #A673BA

Accessibility & contrast

On white

8.49
#673B78 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.47
#673B78 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673B78
8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##673B78#FFFFFF#000000##FFFFFF
##673B781.008.492.478.49
#FFFFFF8.491.0021.001.00
#0000002.4721.001.0021.00
##FFFFFF8.491.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2F4A7A
Deuteranopia (green-blind)
#3C4E76
Tritanopia (blue-blind)
#664454
Achromatopsia (no color)
#4D4D4D

Design tokens & code

CSS
--color: #673b78;
/* rgb */ color: rgb(103, 59, 120);
/* oklch */ color: oklch(43.2% 0.109 315.9);
Tailwind
colors: {
  custom: {
    50: '#94729f',
    500: '#673b78',
    950: '#000000',
  },
}
SCSS
$custom: #673b78;
$custom-light: #94729f;
$custom-dark: #000000;
JSON
{
  "hex": "#673b78",
  "rgb": {
    "r": 103,
    "g": 59,
    "b": 120
  },
  "hsl": {
    "h": 283.279,
    "s": 34.078,
    "l": 35.098
  },
  "oklch": {
    "l": 0.43192,
    "c": 0.10855,
    "h": 315.9
  },
  "luminance": 0.07368
}

Semantic roles & 50–950 ramp

primary
#673B78
secondary
#7BA46B
accent
#CA5E7C
background
#F9F7F9
surface
#F2EDF2
border
#CCC8CC
text
#0D080E
muted
#7E7B7E

Preview Lab

Preview with #673B78

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

Preview Lab → · Contrast checker → · Palette generator →

#673B78 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva