#663173#663173

#663173 is a dark, vivid purple. Relative luminance 0.063; OKLCH L 41.2% C 0.120 H 319.4°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#663173
RGB	rgb(102, 49, 115)
HSL	hsl(288, 40%, 32%)
HSV	hsv(288, 57%, 45%)
CMYK	cmyk(11.3%, 57.4%, 0%, 54.9%)
CIE-LAB	lab(30.06, 34.91, -28.10)
CIE-LCH	lch(30.06, 44.81, 321.16°)
OKLab	oklab(41.17% 0.0911 -0.0781)
OKLCH	oklch(41.17% 0.12 319.4)
XYZ	xyz(9.6719, 6.2596, 16.9151)
Luminance	0.0626 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663173 #3E7331

analogous

#453173 #663173 #73315F

triadic

#663173 #736631 #317366

tetradic

#663173 #734531 #3E7331 #315F73

square

#663173 #734531 #3E7331 #315F73

split-complementary

#663173 #5F7331 #317345

monochromatic

#1A0C1D #401F48 #663173 #8C439E #AA62BC

Accessibility & contrast

On white

9.33

#663173 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#663173 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663173

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663173	#FFFFFF	#000000	##FFFFFF
##663173	1.00	9.33	2.25	9.33
#FFFFFF	9.33	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#244375

Deuteranopia (green-blind)

#354971

Tritanopia (blue-blind)

#663B4D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #663173;
/* rgb */ color: rgb(102, 49, 115);
/* oklch */ color: oklch(41.2% 0.120 319.4);

Tailwind

colors: {
  custom: {
    50: '#936c9b',
    500: '#663173',
    950: '#000000',
  },
}

SCSS

$custom: #663173;
$custom-light: #936c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#663173",
  "rgb": {
    "r": 102,
    "g": 49,
    "b": 115
  },
  "hsl": {
    "h": 288.182,
    "s": 40.244,
    "l": 32.157
  },
  "oklch": {
    "l": 0.41174,
    "c": 0.12003,
    "h": 319.4
  },
  "luminance": 0.06259
}

Semantic roles & 50–950 ramp

primary

#663173

secondary

#6AA45C

accent

#D0586F

background

#F9F6F9

surface

#F2EBF2

border

#CCC6CC

text

#0D070E

muted

#7E7A7E

Preview Lab

Preview with #663173

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

Preview Lab → · Contrast checker → · Palette generator →