#661D7E#661D7E

#661D7E is a dark, vivid purple. Relative luminance 0.052; OKLCH L 39.4% C 0.160 H 316.2°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#661D7E
RGB	rgb(102, 29, 126)
HSL	hsl(285, 63%, 30%)
HSV	hsv(285, 77%, 49%)
CMYK	cmyk(19%, 77%, 0%, 50.6%)
CIE-LAB	lab(27.33, 46.78, -39.42)
CIE-LCH	lch(27.33, 61.18, 319.88°)
OKLab	oklab(39.43% 0.1158 -0.111)
OKLCH	oklch(39.43% 0.16 316.2)
XYZ	xyz(9.6842, 5.2103, 20.2302)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661D7E #357E1D

analogous

#361D7E #661D7E #7E1D65

triadic

#661D7E #7E661D #1D7E66

tetradic

#661D7E #7E361D #357E1D #1D657E

square

#661D7E #7E361D #357E1D #1D657E

split-complementary

#661D7E #657E1D #1D7E36

monochromatic

#15061B #3E124C #661D7E #8E28B0 #AF42D3

Accessibility & contrast

On white

10.28

#661D7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#661D7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661D7E

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661D7E	#FFFFFF	#000000	##FFFFFF
##661D7E	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C81

Deuteranopia (green-blind)

#1C437C

Tritanopia (blue-blind)

#64324C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #661d7e;
/* rgb */ color: rgb(102, 29, 126);
/* oklch */ color: oklch(39.4% 0.160 316.2);

Tailwind

colors: {
  custom: {
    50: '#9561a4',
    500: '#661d7e',
    950: '#000000',
  },
}

SCSS

$custom: #661d7e;
$custom-light: #9561a4;
$custom-dark: #000000;

JSON

{
  "hex": "#661d7e",
  "rgb": {
    "r": 102,
    "g": 29,
    "b": 126
  },
  "hsl": {
    "h": 285.155,
    "s": 62.581,
    "l": 30.392
  },
  "oklch": {
    "l": 0.39427,
    "c": 0.16044,
    "h": 316.2
  },
  "luminance": 0.0521
}

Semantic roles & 50–950 ramp

primary

#661D7E

secondary

#60B145

accent

#E6426B

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E050F

muted

#7E7A7F

Preview Lab

Preview with #661D7E

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

Preview Lab → · Contrast checker → · Palette generator →