#66138A#66138A

#66138A is a dark, vivid purple. Relative luminance 0.051; OKLCH L 39.6% C 0.181 H 312.2°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#66138A
RGB	rgb(102, 19, 138)
HSL	hsl(282, 76%, 31%)
HSV	hsv(282, 86%, 54%)
CMYK	cmyk(26.1%, 86.2%, 0%, 45.9%)
CIE-LAB	lab(27.09, 52.64, -47.33)
CIE-LCH	lch(27.09, 70.79, 318.04°)
OKLab	oklab(39.55% 0.1216 -0.1342)
OKLCH	oklch(39.55% 0.181 312.2)
XYZ	xyz(10.2990, 5.1258, 24.4867)
Luminance	0.0513 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66138A #378A13

analogous

#2B138A #66138A #8A1372

triadic

#66138A #8A6613 #138A66

tetradic

#66138A #8A2B13 #378A13 #13728A

square

#66138A #8A2B13 #378A13 #13728A

split-complementary

#66138A #728A13 #138A2B

monochromatic

#16041E #3E0C54 #66138A #8E1AC0 #AE34E3

Accessibility & contrast

On white

10.37

#66138A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#66138A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66138A

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66138A	#FFFFFF	#000000	##FFFFFF
##66138A	1.00	10.37	2.03	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8D

Deuteranopia (green-blind)

#004188

Tritanopia (blue-blind)

#623351

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #66138a;
/* rgb */ color: rgb(102, 19, 138);
/* oklch */ color: oklch(39.6% 0.181 312.2);

Tailwind

colors: {
  custom: {
    50: '#965ead',
    500: '#66138a',
    950: '#000000',
  },
}

SCSS

$custom: #66138a;
$custom-light: #965ead;
$custom-dark: #000000;

JSON

{
  "hex": "#66138a",
  "rgb": {
    "r": 102,
    "g": 19,
    "b": 138
  },
  "hsl": {
    "h": 281.849,
    "s": 75.796,
    "l": 30.784
  },
  "oklch": {
    "l": 0.3955,
    "c": 0.1811,
    "h": 312.2
  },
  "luminance": 0.05126
}

Semantic roles & 50–950 ramp

primary

#66138A

secondary

#62BE3A

accent

#F2356F

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #66138A

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

Preview Lab → · Contrast checker → · Palette generator →