#673B99#673B99

#673B99 is a mid, vivid violet. Relative luminance 0.083; OKLCH L 45.3% C 0.149 H 302.4°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#673B99
RGB	rgb(103, 59, 153)
HSL	hsl(268, 44%, 42%)
HSV	hsv(268, 61%, 60%)
CMYK	cmyk(32.7%, 61.4%, 0%, 40%)
CIE-LAB	lab(34.62, 38.79, -44.37)
CIE-LCH	lch(34.62, 58.93, 311.16°)
OKLab	oklab(45.3% 0.0798 -0.1257)
OKLCH	oklch(45.3% 0.149 302.4)
XYZ	xyz(12.9059, 8.3114, 31.0551)
Luminance	0.0831 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673B99 #6D993B

analogous

#3B3E99 #673B99 #963B99

triadic

#673B99 #99673B #3B9967

tetradic

#673B99 #993B3E #6D993B #3B9996

square

#673B99 #993B3E #6D993B #3B9996

split-complementary

#673B99 #99963B #3E993B

monochromatic

#2C1941 #492A6D #673B99 #8554BD #A580CE

Accessibility & contrast

On white

7.89

#673B99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#673B99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673B99

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673B99	#FFFFFF	#000000	##FFFFFF
##673B99	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#05519C

Deuteranopia (green-blind)

#215197

Tritanopia (blue-blind)

#5D4E64

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #673b99;
/* rgb */ color: rgb(103, 59, 153);
/* oklch */ color: oklch(45.3% 0.149 302.4);

Tailwind

colors: {
  custom: {
    50: '#9673b8',
    500: '#673b99',
    950: '#000000',
  },
}

SCSS

$custom: #673b99;
$custom-light: #9673b8;
$custom-dark: #000000;

JSON

{
  "hex": "#673b99",
  "rgb": {
    "r": 103,
    "g": 59,
    "b": 153
  },
  "hsl": {
    "h": 268.085,
    "s": 44.34,
    "l": 41.569
  },
  "oklch": {
    "l": 0.45301,
    "c": 0.14886,
    "h": 302.4
  },
  "luminance": 0.08311
}

Semantic roles & 50–950 ramp

primary

#673B99

secondary

#9AB878

accent

#D45498

background

#F9F7FB

surface

#F2EDF6

border

#CCC8D0

text

#0E0811

muted

#7E7B80

Preview Lab

Preview with #673B99

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

Preview Lab → · Contrast checker → · Palette generator →