#66367B#66367B

#66367B is a dark, vivid purple. Relative luminance 0.069; OKLCH L 42.4% C 0.120 H 314.5°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX#66367B
RGBrgb(102, 54, 123)
HSLhsl(282, 39%, 35%)
HSVhsv(282, 56%, 48%)
CMYKcmyk(17.1%, 56.1%, 0%, 51.8%)
CIE-LABlab(31.56, 33.93, -30.77)
CIE-LCHlch(31.56, 45.80, 317.80°)
OKLaboklab(42.43% 0.0845 -0.0859)
OKLCHoklch(42.43% 0.12 314.5)
XYZxyz(10.3732, 6.8935, 19.5192)
Luminance0.0689 (WCAG relative)
Temperaturecool
Familypurple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#66367B #4B7B36
analogous
#44367B #66367B #7B366E
triadic
#66367B #7B6636 #367B66
tetradic
#66367B #7B4436 #4B7B36 #366E7B
square
#66367B #7B4436 #4B7B36 #366E7B
split-complementary
#66367B #6E7B36 #367B44
monochromatic
#1F1126 #432350 #66367B #8949A6 #A66DBF

Accessibility & contrast

On white

8.83
#66367B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.38
#66367B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66367B
8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##66367B#FFFFFF#000000##FFFFFF
##66367B1.008.832.388.83
#FFFFFF8.831.0021.001.00
#0000002.3821.001.0021.00
##FFFFFF8.831.0021.001.00

Color blindness preview

Protanopia (red-blind)
#25477D
Deuteranopia (green-blind)
#354C79
Tritanopia (blue-blind)
#644153
Achromatopsia (no color)
#4A4A4A

Design tokens & code

CSS
--color: #66367b;
/* rgb */ color: rgb(102, 54, 123);
/* oklch */ color: oklch(42.4% 0.120 314.5);
Tailwind
colors: {
  custom: {
    50: '#936fa1',
    500: '#66367b',
    950: '#000000',
  },
}
SCSS
$custom: #66367b;
$custom-light: #936fa1;
$custom-dark: #000000;
JSON
{
  "hex": "#66367b",
  "rgb": {
    "r": 102,
    "g": 54,
    "b": 123
  },
  "hsl": {
    "h": 281.739,
    "s": 38.983,
    "l": 34.706
  },
  "oklch": {
    "l": 0.42429,
    "c": 0.12049,
    "h": 314.5
  },
  "luminance": 0.06893
}

Semantic roles & 50–950 ramp

primary
#66367B
secondary
#7AA765
accent
#CF597D
background
#F9F6FA
surface
#F2ECF3
border
#CCC7CD
text
#0D070F
muted
#7E7A7F

Preview Lab

Preview with #66367B

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

Preview Lab → · Contrast checker → · Palette generator →

#66367B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva