#66156B#66156B

#66156B is a dark, vivid purple. Relative luminance 0.044; OKLCH L 37.4% C 0.152 H 325.5°. Best body text is #FFFFFF at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#66156B
RGB	rgb(102, 21, 107)
HSL	hsl(297, 67%, 25%)
HSV	hsv(297, 80%, 42%)
CMYK	cmyk(4.7%, 80.4%, 0%, 58%)
CIE-LAB	lab(25.02, 45.90, -30.97)
CIE-LCH	lch(25.02, 55.37, 325.99°)
OKLab	oklab(37.38% 0.1254 -0.0862)
OKLCH	oklch(37.38% 0.152 325.5)
XYZ	xyz(8.4013, 4.4232, 14.3183)
Luminance	0.0442 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.08

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66156B #1A6B15

analogous

#3B156B #66156B #6B1545

triadic

#66156B #6B6615 #156B66

tetradic

#66156B #6B3B15 #1A6B15 #15456B

square

#66156B #6B3B15 #1A6B15 #15456B

split-complementary

#66156B #456B15 #156B3B

monochromatic

#18051A #350B38 #66156B #971F9E #C829D1

Accessibility & contrast

On white

11.14

#66156B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#66156B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66156B

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66156B	#FFFFFF	#000000	##FFFFFF
##66156B	1.00	11.14	1.88	11.14
#FFFFFF	11.14	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00356D

Deuteranopia (green-blind)

#293F69

Tritanopia (blue-blind)

#692540

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #66156b;
/* rgb */ color: rgb(102, 21, 107);
/* oklch */ color: oklch(37.4% 0.152 325.5);

Tailwind

colors: {
  custom: {
    50: '#955d96',
    500: '#66156b',
    950: '#000000',
  },
}

SCSS

$custom: #66156b;
$custom-light: #955d96;
$custom-dark: #000000;

JSON

{
  "hex": "#66156b",
  "rgb": {
    "r": 102,
    "g": 21,
    "b": 107
  },
  "hsl": {
    "h": 296.512,
    "s": 67.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.37378,
    "c": 0.15217,
    "h": 325.5
  },
  "luminance": 0.04423
}

Semantic roles & 50–950 ramp

primary

#66156B

secondary

#40A23A

accent

#EA3E48

background

#F9F5F9

surface

#F2E9F2

border

#CCC5CC

text

#0E050D

muted

#7E797E

Preview Lab

Preview with #66156B

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

Preview Lab → · Contrast checker → · Palette generator →