#673C81#673C81

#673C81 is a dark, moderate violet. Relative luminance 0.077; OKLCH L 43.9% C 0.118 H 311.2°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#673C81
RGB	rgb(103, 60, 129)
HSL	hsl(277, 37%, 37%)
HSV	hsv(277, 53%, 51%)
CMYK	cmyk(20.2%, 53.5%, 0%, 49.4%)
CIE-LAB	lab(33.35, 32.20, -31.67)
CIE-LCH	lch(33.35, 45.16, 315.48°)
OKLab	oklab(43.89% 0.0776 -0.0885)
OKLCH	oklch(43.89% 0.118 311.2)
XYZ	xyz(11.1711, 7.7005, 21.6625)
Luminance	0.0770 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673C81 #56813C

analogous

#443C81 #673C81 #813C79

triadic

#673C81 #81673C #3C8167

tetradic

#673C81 #81443C #56813C #3C7981

square

#673C81 #81443C #56813C #3C7981

split-complementary

#673C81 #79813C #3C8144

monochromatic

#24152D #462957 #673C81 #884FAB #A577C0

Accessibility & contrast

On white

8.27

#673C81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#673C81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673C81

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673C81	#FFFFFF	#000000	##FFFFFF
##673C81	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A4C83

Deuteranopia (green-blind)

#374F7F

Tritanopia (blue-blind)

#644758

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #673c81;
/* rgb */ color: rgb(103, 60, 129);
/* oklch */ color: oklch(43.9% 0.118 311.2);

Tailwind

colors: {
  custom: {
    50: '#9473a6',
    500: '#673c81',
    950: '#000000',
  },
}

SCSS

$custom: #673c81;
$custom-light: #9473a6;
$custom-dark: #000000;

JSON

{
  "hex": "#673c81",
  "rgb": {
    "r": 103,
    "g": 60,
    "b": 129
  },
  "hsl": {
    "h": 277.391,
    "s": 36.508,
    "l": 37.059
  },
  "oklch": {
    "l": 0.43888,
    "c": 0.1177,
    "h": 311.2
  },
  "luminance": 0.077
}

Semantic roles & 50–950 ramp

primary

#673C81

secondary

#85AA6F

accent

#CD5B86

background

#F9F7FA

surface

#F2EDF4

border

#CCC8CE

text

#0D080F

muted

#7E7B7F

Preview Lab

Preview with #673C81

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

Preview Lab → · Contrast checker → · Palette generator →