#663192#663192

#663192 is a dark, vivid violet. Relative luminance 0.071; OKLCH L 43.2% C 0.155 H 306.0°. Best body text is #FFFFFF at 8.68:1 contrast (WCAG AA passes).

Color values

HEX	#663192
RGB	rgb(102, 49, 146)
HSL	hsl(273, 50%, 38%)
HSV	hsv(273, 66%, 57%)
CMYK	cmyk(30.1%, 66.4%, 0%, 42.7%)
CIE-LAB	lab(32.03, 42.17, -44.29)
CIE-LCH	lch(32.03, 61.16, 313.60°)
OKLab	oklab(43.24% 0.0912 -0.1254)
OKLCH	oklch(43.24% 0.155 306)
XYZ	xyz(11.7650, 7.0968, 27.9386)
Luminance	0.0710 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663192 #5D9231

analogous

#363192 #663192 #92318D

triadic

#663192 #926631 #319266

tetradic

#663192 #923631 #5D9231 #318D92

square

#663192 #923631 #5D9231 #318D92

split-complementary

#663192 #8D9231 #319236

monochromatic

#261236 #462264 #663192 #8641BF #A36FCF

Accessibility & contrast

On white

8.68

#663192 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#663192 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663192

8.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663192	#FFFFFF	#000000	##FFFFFF
##663192	1.00	8.68	2.42	8.68
#FFFFFF	8.68	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A95

Deuteranopia (green-blind)

#194C90

Tritanopia (blue-blind)

#5E465D

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #663192;
/* rgb */ color: rgb(102, 49, 146);
/* oklch */ color: oklch(43.2% 0.155 306.0);

Tailwind

colors: {
  custom: {
    50: '#956db3',
    500: '#663192',
    950: '#000000',
  },
}

SCSS

$custom: #663192;
$custom-light: #956db3;
$custom-dark: #000000;

JSON

{
  "hex": "#663192",
  "rgb": {
    "r": 102,
    "g": 49,
    "b": 146
  },
  "hsl": {
    "h": 272.784,
    "s": 49.744,
    "l": 38.235
  },
  "oklch": {
    "l": 0.43238,
    "c": 0.15508,
    "h": 306
  },
  "luminance": 0.07097
}

Semantic roles & 50–950 ramp

primary

#663192

secondary

#8CB669

accent

#D94F8D

background

#F9F6FB

surface

#F2ECF6

border

#CCC7D0

text

#0E0711

muted

#7E7A80

Preview Lab

Preview with #663192

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

Preview Lab → · Contrast checker → · Palette generator →