#66199B#66199B

#66199B is a dark, vivid violet. Relative luminance 0.059; OKLCH L 41.4% C 0.192 H 305.9°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX#66199B
RGBrgb(102, 25, 155)
HSLhsl(276, 72%, 35%)
HSVhsv(276, 84%, 61%)
CMYKcmyk(34.2%, 83.9%, 0%, 39.2%)
CIE-LABlab(29.12, 54.52, -54.50)
CIE-LCHlch(29.12, 77.09, 315.01°)
OKLaboklab(41.4% 0.1126 -0.1553)
OKLCHoklch(41.4% 0.192 305.9)
XYZxyz(11.7422, 5.8867, 31.5216)
Luminance0.0589 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66199B #4E9B19
analogous
#25199B #66199B #9B198F
triadic
#66199B #9B6619 #199B66
tetradic
#66199B #9B2519 #4E9B19 #198F9B
square
#66199B #9B2519 #4E9B19 #198F9B
split-complementary
#66199B #8F9B19 #199B25
monochromatic
#210832 #431166 #66199B #8922D0 #A54CE2

Accessibility & contrast

On white

9.64
#66199B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.18
#66199B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66199B
9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66199B#FFFFFF#000000##FFFFFF
##66199B1.009.642.189.64
#FFFFFF9.641.0021.001.00
#0000002.1821.001.0021.00
##FFFFFF9.641.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00439E
Deuteranopia (green-blind)
#004599
Tritanopia (blue-blind)
#5C3D5C
Achromatopsia (no color)
#454545

Design tokens & code

CSS
--color: #66199b;
/* rgb */ color: rgb(102, 25, 155);
/* oklch */ color: oklch(41.4% 0.192 305.9);
Tailwind
colors: {
  custom: {
    50: '#9761b9',
    500: '#66199b',
    950: '#000000',
  },
}
SCSS
$custom: #66199b;
$custom-light: #9761b9;
$custom-dark: #000000;
JSON
{
  "hex": "#66199b",
  "rgb": {
    "r": 102,
    "g": 25,
    "b": 155
  },
  "hsl": {
    "h": 275.538,
    "s": 72.222,
    "l": 35.294
  },
  "oklch": {
    "l": 0.41405,
    "c": 0.19184,
    "h": 305.9
  },
  "luminance": 0.05887
}

Semantic roles & 50–950 ramp

primary
#66199B
secondary
#7DC44C
accent
#EF3983
background
#F9F6FB
surface
#F2EBF6
border
#CCC6D0
text
#0E0612
muted
#7E7A81

Preview Lab

Preview with #66199B

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

Preview Lab → · Contrast checker → · Palette generator →

#66199B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva