#66148D#66148D

#66148D is a dark, vivid purple. Relative luminance 0.052; OKLCH L 39.9% C 0.183 H 311.0°. Best body text is #FFFFFF at 10.25:1 contrast (WCAG AA passes).

Color values

HEX	#66148D
RGB	rgb(102, 20, 141)
HSL	hsl(281, 75%, 32%)
HSV	hsv(281, 86%, 55%)
CMYK	cmyk(27.7%, 85.8%, 0%, 44.7%)
CIE-LAB	lab(27.43, 52.99, -48.64)
CIE-LCH	lch(27.43, 71.93, 317.45°)
OKLab	oklab(39.86% 0.1201 -0.1381)
OKLCH	oklch(39.86% 0.183 311)
XYZ	xyz(10.5364, 5.2484, 25.6521)
Luminance	0.0525 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66148D #3B8D14

analogous

#2A148D #66148D #8D1478

triadic

#66148D #8D6614 #148D66

tetradic

#66148D #8D2A14 #3B8D14 #14788D

square

#66148D #8D2A14 #3B8D14 #14788D

split-complementary

#66148D #788D14 #148D2A

monochromatic

#180522 #3F0C57 #66148D #8D1CC3 #AC39E3

Accessibility & contrast

On white

10.25

#66148D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#66148D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66148D

10.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66148D	#FFFFFF	#000000	##FFFFFF
##66148D	1.00	10.25	2.05	10.25
#FFFFFF	10.25	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D90

Deuteranopia (green-blind)

#00428B

Tritanopia (blue-blind)

#613553

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #66148d;
/* rgb */ color: rgb(102, 20, 141);
/* oklch */ color: oklch(39.9% 0.183 311.0);

Tailwind

colors: {
  custom: {
    50: '#965faf',
    500: '#66148d',
    950: '#000000',
  },
}

SCSS

$custom: #66148d;
$custom-light: #965faf;
$custom-dark: #000000;

JSON

{
  "hex": "#66148d",
  "rgb": {
    "r": 102,
    "g": 20,
    "b": 141
  },
  "hsl": {
    "h": 280.661,
    "s": 75.155,
    "l": 31.569
  },
  "oklch": {
    "l": 0.39864,
    "c": 0.183,
    "h": 311
  },
  "luminance": 0.05248
}

Semantic roles & 50–950 ramp

primary

#66148D

secondary

#67C13C

accent

#F23673

background

#F9F5FA

surface

#F2EAF5

border

#CCC6CF

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #66148D

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

Preview Lab → · Contrast checker → · Palette generator →