#663185#663185

#663185 is a dark, vivid violet. Relative luminance 0.067; OKLCH L 42.3% C 0.140 H 310.9°. Best body text is #FFFFFF at 8.96:1 contrast (WCAG AA passes).

Color values

HEX	#663185
RGB	rgb(102, 49, 133)
HSL	hsl(278, 46%, 36%)
HSV	hsv(278, 63%, 52%)
CMYK	cmyk(23.3%, 63.2%, 0%, 47.8%)
CIE-LAB	lab(31.15, 39.03, -37.67)
CIE-LCH	lch(31.15, 54.24, 316.01°)
OKLab	oklab(42.32% 0.0918 -0.106)
OKLCH	oklch(42.32% 0.14 310.9)
XYZ	xyz(10.8107, 6.7151, 22.9124)
Luminance	0.0672 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#663185 #508531

analogous

#3C3185 #663185 #85317A

triadic

#663185 #856631 #318566

tetradic

#663185 #853C31 #508531 #317A85

square

#663185 #853C31 #508531 #317A85

split-complementary

#663185 #7A8531 #31853C

monochromatic

#21102C #442158 #663185 #8841B2 #A569C8

Accessibility & contrast

On white

8.96

#663185 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#663185 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #663185

8.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##663185	#FFFFFF	#000000	##FFFFFF
##663185	1.00	8.96	2.34	8.96
#FFFFFF	8.96	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E4788

Deuteranopia (green-blind)

#294A83

Tritanopia (blue-blind)

#624156

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #663185;
/* rgb */ color: rgb(102, 49, 133);
/* oklch */ color: oklch(42.3% 0.140 310.9);

Tailwind

colors: {
  custom: {
    50: '#946ca9',
    500: '#663185',
    950: '#000000',
  },
}

SCSS

$custom: #663185;
$custom-light: #946ca9;
$custom-dark: #000000;

JSON

{
  "hex": "#663185",
  "rgb": {
    "r": 102,
    "g": 49,
    "b": 133
  },
  "hsl": {
    "h": 277.857,
    "s": 46.154,
    "l": 35.686
  },
  "oklch": {
    "l": 0.42323,
    "c": 0.14027,
    "h": 310.9
  },
  "luminance": 0.06715
}

Semantic roles & 50–950 ramp

primary

#663185

secondary

#7FAF63

accent

#D65283

background

#F9F6FA

surface

#F2ECF4

border

#CCC7CE

text

#0D0710

muted

#7E7A7F

Preview Lab

Preview with #663185

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

Preview Lab → · Contrast checker → · Palette generator →