#66186F#66186F

#66186F is a dark, vivid purple. Relative luminance 0.046; OKLCH L 37.9% C 0.152 H 323.4°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#66186F
RGB	rgb(102, 24, 111)
HSL	hsl(294, 64%, 26%)
HSV	hsv(294, 78%, 44%)
CMYK	cmyk(8.1%, 78.4%, 0%, 56.5%)
CIE-LAB	lab(25.64, 45.63, -32.57)
CIE-LCH	lch(25.64, 56.06, 324.48°)
OKLab	oklab(37.9% 0.1223 -0.0909)
OKLCH	oklch(37.9% 0.152 323.4)
XYZ	xyz(8.6751, 4.6263, 15.4719)
Luminance	0.0463 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66186F #216F18

analogous

#3B186F #66186F #6F184D

triadic

#66186F #6F6618 #186F66

tetradic

#66186F #6F3B18 #216F18 #184D6F

square

#66186F #6F3B18 #216F18 #184D6F

split-complementary

#66186F #4D6F18 #186F3B

monochromatic

#170519 #380D3D #66186F #9423A1 #C12FD2

Accessibility & contrast

On white

10.91

#66186F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#66186F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66186F

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66186F	#FFFFFF	#000000	##FFFFFF
##66186F	1.00	10.91	1.93	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003771

Deuteranopia (green-blind)

#27406D

Tritanopia (blue-blind)

#682842

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #66186f;
/* rgb */ color: rgb(102, 24, 111);
/* oklch */ color: oklch(37.9% 0.152 323.4);

Tailwind

colors: {
  custom: {
    50: '#955e99',
    500: '#66186f',
    950: '#000000',
  },
}

SCSS

$custom: #66186f;
$custom-light: #955e99;
$custom-dark: #000000;

JSON

{
  "hex": "#66186f",
  "rgb": {
    "r": 102,
    "g": 24,
    "b": 111
  },
  "hsl": {
    "h": 293.793,
    "s": 64.444,
    "l": 26.471
  },
  "oklch": {
    "l": 0.37902,
    "c": 0.15238,
    "h": 323.4
  },
  "luminance": 0.04626
}

Semantic roles & 50–950 ramp

primary

#66186F

secondary

#49A53E

accent

#E74052

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0E050E

muted

#7E797E

Preview Lab

Preview with #66186F

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

Preview Lab → · Contrast checker → · Palette generator →