#66118E#66118E

#66118E is a dark, vivid purple. Relative luminance 0.052; OKLCH L 39.8% C 0.186 H 310.9°. Best body text is #FFFFFF at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#66118E
RGB	rgb(102, 17, 142)
HSL	hsl(281, 79%, 31%)
HSV	hsv(281, 88%, 56%)
CMYK	cmyk(28.2%, 88%, 0%, 44.3%)
CIE-LAB	lab(27.24, 54.01, -49.58)
CIE-LCH	lch(27.24, 73.31, 317.45°)
OKLab	oklab(39.76% 0.1217 -0.1408)
OKLCH	oklch(39.76% 0.186 310.9)
XYZ	xyz(10.5615, 5.1789, 26.0292)
Luminance	0.0518 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66118E #398E11

analogous

#27118E #66118E #8E1177

triadic

#66118E #8E6611 #118E66

tetradic

#66118E #8E2711 #398E11 #11778E

square

#66118E #8E2711 #398E11 #11778E

split-complementary

#66118E #778E11 #118E27

monochromatic

#170421 #3F0A57 #66118E #8D18C5 #AD33E7

Accessibility & contrast

On white

10.32

#66118E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#66118E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66118E

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66118E	#FFFFFF	#000000	##FFFFFF
##66118E	1.00	10.32	2.04	10.32
#FFFFFF	10.32	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D91

Deuteranopia (green-blind)

#00428C

Tritanopia (blue-blind)

#603453

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #66118e;
/* rgb */ color: rgb(102, 17, 142);
/* oklch */ color: oklch(39.8% 0.186 310.9);

Tailwind

colors: {
  custom: {
    50: '#975eb0',
    500: '#66118e',
    950: '#000000',
  },
}

SCSS

$custom: #66118e;
$custom-light: #975eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#66118e",
  "rgb": {
    "r": 102,
    "g": 17,
    "b": 142
  },
  "hsl": {
    "h": 280.8,
    "s": 78.616,
    "l": 31.176
  },
  "oklch": {
    "l": 0.39756,
    "c": 0.18612,
    "h": 310.9
  },
  "luminance": 0.05179
}

Semantic roles & 50–950 ramp

primary

#66118E

secondary

#65C238

accent

#F53371

background

#F9F5FA

surface

#F2EAF5

border

#CCC6CF

text

#0E0511

muted

#7E7980

Preview Lab

Preview with #66118E

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

Preview Lab → · Contrast checker → · Palette generator →