#66105C#66105C

#66105C is a dark, vivid purple. Relative luminance 0.040; OKLCH L 36.0% C 0.145 H 333.6°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#66105C
RGB	rgb(102, 16, 92)
HSL	hsl(307, 73%, 23%)
HSV	hsv(307, 84%, 40%)
CMYK	cmyk(0%, 84.3%, 9.8%, 60%)
CIE-LAB	lab(23.57, 44.83, -23.46)
CIE-LCH	lch(23.57, 50.59, 332.37°)
OKLab	oklab(36.04% 0.13 -0.0644)
OKLCH	oklch(36.04% 0.145 333.6)
XYZ	xyz(7.5966, 3.9687, 10.4891)
Luminance	0.0397 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66105C #10661A

analogous

#451066 #66105C #661031

triadic

#66105C #5C6610 #105C66

tetradic

#66105C #664510 #10661A #103166

square

#66105C #664510 #10661A #103166

split-complementary

#66105C #316610 #106645

monochromatic

#1A0418 #31082C #66105C #9B188C #D021BB

Accessibility & contrast

On white

11.71

#66105C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#66105C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66105C

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66105C	#FFFFFF	#000000	##FFFFFF
##66105C	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C305E

Deuteranopia (green-blind)

#2F3C5A

Tritanopia (blue-blind)

#6B1A36

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #66105c;
/* rgb */ color: rgb(102, 16, 92);
/* oklch */ color: oklch(36.0% 0.145 333.6);

Tailwind

colors: {
  custom: {
    50: '#955b8a',
    500: '#66105c',
    950: '#000000',
  },
}

SCSS

$custom: #66105c;
$custom-light: #955b8a;
$custom-dark: #000000;

JSON

{
  "hex": "#66105c",
  "rgb": {
    "r": 102,
    "g": 16,
    "b": 92
  },
  "hsl": {
    "h": 306.977,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.36042,
    "c": 0.14504,
    "h": 333.6
  },
  "luminance": 0.03968
}

Semantic roles & 50–950 ramp

primary

#66105C

secondary

#339E40

accent

#F04E38

background

#F9F5F8

surface

#F2E9F0

border

#CCC5CB

text

#0E040C

muted

#7E797D

Preview Lab

Preview with #66105C

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

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