#661C7C#661C7C

#661C7C is a dark, vivid purple. Relative luminance 0.051; OKLCH L 39.2% C 0.160 H 317.1°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#661C7C
RGB	rgb(102, 28, 124)
HSL	hsl(286, 63%, 30%)
HSV	hsv(286, 77%, 49%)
CMYK	cmyk(17.7%, 77.4%, 0%, 51.4%)
CIE-LAB	lab(27.05, 46.75, -38.61)
CIE-LCH	lch(27.05, 60.63, 320.45°)
OKLab	oklab(39.18% 0.1171 -0.1086)
OKLCH	oklch(39.18% 0.16 317.1)
XYZ	xyz(9.5323, 5.1109, 19.5493)
Luminance	0.0511 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661C7C #327C1C

analogous

#361C7C #661C7C #7C1C62

triadic

#661C7C #7C661C #1C7C66

tetradic

#661C7C #7C361C #327C1C #1C627C

square

#661C7C #7C361C #327C1C #1C627C

split-complementary

#661C7C #627C1C #1C7C36

monochromatic

#150619 #3D114A #661C7C #8F27AE #B23FD4

Accessibility & contrast

On white

10.38

#661C7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#661C7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661C7C

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661C7C	#FFFFFF	#000000	##FFFFFF
##661C7C	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B7F

Deuteranopia (green-blind)

#1E427A

Tritanopia (blue-blind)

#65314B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #661c7c;
/* rgb */ color: rgb(102, 28, 124);
/* oklch */ color: oklch(39.2% 0.160 317.1);

Tailwind

colors: {
  custom: {
    50: '#9561a2',
    500: '#661c7c',
    950: '#000000',
  },
}

SCSS

$custom: #661c7c;
$custom-light: #9561a2;
$custom-dark: #000000;

JSON

{
  "hex": "#661c7c",
  "rgb": {
    "r": 102,
    "g": 28,
    "b": 124
  },
  "hsl": {
    "h": 286.25,
    "s": 63.158,
    "l": 29.804
  },
  "oklch": {
    "l": 0.39185,
    "c": 0.1597,
    "h": 317.1
  },
  "luminance": 0.05111
}

Semantic roles & 50–950 ramp

primary

#661C7C

secondary

#5DB044

accent

#E64267

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E050F

muted

#7E7A7F

Preview Lab

Preview with #661C7C

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

Preview Lab → · Contrast checker → · Palette generator →