#66517C#66517C

#66517C is a mid, moderate violet. Relative luminance 0.102; OKLCH L 47.4% C 0.072 H 306.2°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#66517C
RGB	rgb(102, 81, 124)
HSL	hsl(269, 21%, 40%)
HSV	hsv(269, 35%, 49%)
CMYK	cmyk(17.7%, 34.7%, 0%, 51.4%)
CIE-LAB	lab(38.14, 17.90, -21.09)
CIE-LCH	lch(38.14, 27.66, 310.32°)
OKLab	oklab(47.38% 0.0425 -0.0581)
OKLCH	oklch(47.38% 0.072 306.2)
XYZ	xyz(12.0593, 10.1649, 20.3916)
Luminance	0.1017 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66517C #677C51

analogous

#51517C #66517C #7B517C

triadic

#66517C #7C6651 #517C66

tetradic

#66517C #7C5151 #677C51 #517C7B

square

#66517C #7C5151 #677C51 #517C7B

split-complementary

#66517C #7C7B51 #517C51

monochromatic

#292132 #483957 #66517C #856C9F #A391B7

Accessibility & contrast

On white

6.92

#66517C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#66517C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66517C

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66517C	#FFFFFF	#000000	##FFFFFF
##66517C	1.00	6.92	3.03	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48597E

Deuteranopia (green-blind)

#4D5A7B

Tritanopia (blue-blind)

#635761

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #66517c;
/* rgb */ color: rgb(102, 81, 124);
/* oklch */ color: oklch(47.4% 0.072 306.2);

Tailwind

colors: {
  custom: {
    50: '#9282a2',
    500: '#66517c',
    950: '#000000',
  },
}

SCSS

$custom: #66517c;
$custom-light: #9282a2;
$custom-dark: #000000;

JSON

{
  "hex": "#66517c",
  "rgb": {
    "r": 102,
    "g": 81,
    "b": 124
  },
  "hsl": {
    "h": 269.302,
    "s": 20.976,
    "l": 40.196
  },
  "oklch": {
    "l": 0.47376,
    "c": 0.07202,
    "h": 306.2
  },
  "luminance": 0.10165
}

Semantic roles & 50–950 ramp

primary

#66517C

secondary

#95A485

accent

#BE6A95

background

#F9F7F9

surface

#F1EEF2

border

#CBC9CC

text

#0D0A0F

muted

#7E7C7E

Preview Lab

Preview with #66517C

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

Preview Lab → · Contrast checker → · Palette generator →