#661D84#661D84

#661D84 is a dark, vivid purple. Relative luminance 0.054; OKLCH L 39.9% C 0.166 H 313.7°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#661D84
RGB	rgb(102, 29, 132)
HSL	hsl(283, 64%, 32%)
HSV	hsv(283, 78%, 52%)
CMYK	cmyk(22.7%, 78%, 0%, 48.2%)
CIE-LAB	lab(27.76, 48.06, -42.49)
CIE-LCH	lch(27.76, 64.15, 318.52°)
OKLab	oklab(39.88% 0.1149 -0.12)
OKLCH	oklch(39.88% 0.166 313.7)
XYZ	xyz(10.0830, 5.3698, 22.3307)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.70

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661D84 #3B841D

analogous

#331D84 #661D84 #841D6F

triadic

#661D84 #84661D #1D8466

tetradic

#661D84 #84331D #3B841D #1D6F84

square

#661D84 #84331D #3B841D #1D6F84

split-complementary

#661D84 #6F841D #1D8433

monochromatic

#180720 #3F1252 #661D84 #8D28B6 #AC45D6

Accessibility & contrast

On white

10.13

#661D84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#661D84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661D84

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661D84	#FFFFFF	#000000	##FFFFFF
##661D84	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E87

Deuteranopia (green-blind)

#144382

Tritanopia (blue-blind)

#633550

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #661d84;
/* rgb */ color: rgb(102, 29, 132);
/* oklch */ color: oklch(39.9% 0.166 313.7);

Tailwind

colors: {
  custom: {
    50: '#9562a8',
    500: '#661d84',
    950: '#000000',
  },
}

SCSS

$custom: #661d84;
$custom-light: #9562a8;
$custom-dark: #000000;

JSON

{
  "hex": "#661d84",
  "rgb": {
    "r": 102,
    "g": 29,
    "b": 132
  },
  "hsl": {
    "h": 282.524,
    "s": 63.975,
    "l": 31.569
  },
  "oklch": {
    "l": 0.39875,
    "c": 0.16615,
    "h": 313.7
  },
  "luminance": 0.05369
}

Semantic roles & 50–950 ramp

primary

#661D84

secondary

#67B746

accent

#E74171

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #661D84

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

Preview Lab → · Contrast checker → · Palette generator →