#661C6D#661C6D

#661C6D is a dark, vivid purple. Relative luminance 0.048; OKLCH L 38.1% C 0.146 H 324.2°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#661C6D
RGB	rgb(102, 28, 109)
HSL	hsl(295, 59%, 27%)
HSV	hsv(295, 74%, 43%)
CMYK	cmyk(6.4%, 74.3%, 0%, 57.3%)
CIE-LAB	lab(26.04, 43.74, -30.65)
CIE-LCH	lch(26.04, 53.41, 324.98°)
OKLab	oklab(38.14% 0.1183 -0.0853)
OKLCH	oklch(38.14% 0.146 324.2)
XYZ	xyz(8.6548, 4.7599, 14.9279)
Luminance	0.0476 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661C6D #236D1C

analogous

#3E1C6D #661C6D #6D1C4C

triadic

#661C6D #6D661C #1C6D66

tetradic

#661C6D #6D3E1C #236D1C #1C4C6D

square

#661C6D #6D3E1C #236D1C #1C4C6D

split-complementary

#661C6D #4C6D1C #1C6D3E

monochromatic

#170618 #380F3C #661C6D #94299E #BF38CC

Accessibility & contrast

On white

10.76

#661C6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#661C6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661C6D

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661C6D	#FFFFFF	#000000	##FFFFFF
##661C6D	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#04386F

Deuteranopia (green-blind)

#2B416B

Tritanopia (blue-blind)

#682A42

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #661c6d;
/* rgb */ color: rgb(102, 28, 109);
/* oklch */ color: oklch(38.1% 0.146 324.2);

Tailwind

colors: {
  custom: {
    50: '#956097',
    500: '#661c6d',
    950: '#000000',
  },
}

SCSS

$custom: #661c6d;
$custom-light: #956097;
$custom-dark: #000000;

JSON

{
  "hex": "#661c6d",
  "rgb": {
    "r": 102,
    "g": 28,
    "b": 109
  },
  "hsl": {
    "h": 294.815,
    "s": 59.124,
    "l": 26.863
  },
  "oklch": {
    "l": 0.38144,
    "c": 0.14584,
    "h": 324.2
  },
  "luminance": 0.04759
}

Semantic roles & 50–950 ramp

primary

#661C6D

secondary

#4BA243

accent

#E24553

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0E050D

muted

#7E797E

Preview Lab

Preview with #661C6D

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

Preview Lab → · Contrast checker → · Palette generator →