#661C6E#661C6E

#661C6E is a dark, vivid purple. Relative luminance 0.048; OKLCH L 38.2% C 0.147 H 323.7°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#661C6E
RGB	rgb(102, 28, 110)
HSL	hsl(294, 59%, 27%)
HSV	hsv(294, 75%, 43%)
CMYK	cmyk(7.3%, 74.5%, 0%, 56.9%)
CIE-LAB	lab(26.10, 43.93, -31.19)
CIE-LCH	lch(26.10, 53.88, 324.63°)
OKLab	oklab(38.21% 0.1182 -0.0869)
OKLCH	oklch(38.21% 0.147 323.7)
XYZ	xyz(8.7090, 4.7816, 15.2131)
Luminance	0.0478 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661C6E #246E1C

analogous

#3D1C6E #661C6E #6E1C4D

triadic

#661C6E #6E661C #1C6E66

tetradic

#661C6E #6E3D1C #246E1C #1C4D6E

square

#661C6E #6E3D1C #246E1C #1C4D6E

split-complementary

#661C6E #4D6E1C #1C6E3D

monochromatic

#170618 #39103D #661C6E #93289F #BE38CC

Accessibility & contrast

On white

10.74

#661C6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#661C6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661C6E

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661C6E	#FFFFFF	#000000	##FFFFFF
##661C6E	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#023870

Deuteranopia (green-blind)

#2A416C

Tritanopia (blue-blind)

#682A43

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #661c6e;
/* rgb */ color: rgb(102, 28, 110);
/* oklch */ color: oklch(38.2% 0.147 323.7);

Tailwind

colors: {
  custom: {
    50: '#956098',
    500: '#661c6e',
    950: '#000000',
  },
}

SCSS

$custom: #661c6e;
$custom-light: #956098;
$custom-dark: #000000;

JSON

{
  "hex": "#661c6e",
  "rgb": {
    "r": 102,
    "g": 28,
    "b": 110
  },
  "hsl": {
    "h": 294.146,
    "s": 59.42,
    "l": 27.059
  },
  "oklch": {
    "l": 0.3821,
    "c": 0.14675,
    "h": 323.7
  },
  "luminance": 0.04781
}

Semantic roles & 50–950 ramp

primary

#661C6E

secondary

#4CA343

accent

#E34555

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0E050D

muted

#7E797E

Preview Lab

Preview with #661C6E

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

Preview Lab → · Contrast checker → · Palette generator →