#66366D#66366D

#66366D is a dark, moderate purple. Relative luminance 0.066; OKLCH L 41.6% C 0.104 H 322.4°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#66366D
RGB	rgb(102, 54, 109)
HSL	hsl(292, 34%, 32%)
HSV	hsv(292, 50%, 43%)
CMYK	cmyk(6.4%, 50.5%, 0%, 57.3%)
CIE-LAB	lab(30.80, 30.79, -23.12)
CIE-LCH	lch(30.80, 38.50, 323.09°)
OKLab	oklab(41.62% 0.0827 -0.0638)
OKLCH	oklch(41.62% 0.104 322.4)
XYZ	xyz(9.5587, 6.5677, 15.2292)
Luminance	0.0657 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66366D #3D6D36

analogous

#4B366D #66366D #6D3659

triadic

#66366D #6D6636 #366D66

tetradic

#66366D #6D4B36 #3D6D36 #36596D

square

#66366D #6D4B36 #3D6D36 #36596D

split-complementary

#66366D #596D36 #366D4B

monochromatic

#190D1B #402244 #66366D #8C4A96 #AB69B5

Accessibility & contrast

On white

9.08

#66366D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#66366D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66366D

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66366D	#FFFFFF	#000000	##FFFFFF
##66366D	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E456F

Deuteranopia (green-blind)

#3C4A6B

Tritanopia (blue-blind)

#673D4C

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #66366d;
/* rgb */ color: rgb(102, 54, 109);
/* oklch */ color: oklch(41.6% 0.104 322.4);

Tailwind

colors: {
  custom: {
    50: '#936f97',
    500: '#66366d',
    950: '#000000',
  },
}

SCSS

$custom: #66366d;
$custom-light: #936f97;
$custom-dark: #000000;

JSON

{
  "hex": "#66366d",
  "rgb": {
    "r": 102,
    "g": 54,
    "b": 109
  },
  "hsl": {
    "h": 292.364,
    "s": 33.742,
    "l": 31.961
  },
  "oklch": {
    "l": 0.41618,
    "c": 0.10443,
    "h": 322.4
  },
  "luminance": 0.06567
}

Semantic roles & 50–950 ramp

primary

#66366D

secondary

#699D61

accent

#CA5E6C

background

#F9F6F9

surface

#F1ECF2

border

#CBC7CC

text

#0D070D

muted

#7E7A7E

Preview Lab

Preview with #66366D

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

Preview Lab → · Contrast checker → · Palette generator →