#661B7A#661B7A

#661B7A is a dark, vivid purple. Relative luminance 0.050; OKLCH L 38.9% C 0.159 H 318.1°. Best body text is #FFFFFF at 10.49:1 contrast (WCAG AA passes).

Color values

HEX	#661B7A
RGB	rgb(102, 27, 122)
HSL	hsl(287, 64%, 29%)
HSV	hsv(287, 78%, 48%)
CMYK	cmyk(16.4%, 77.9%, 0%, 52.2%)
CIE-LAB	lab(26.78, 46.72, -37.78)
CIE-LCH	lch(26.78, 60.08, 321.04°)
OKLab	oklab(38.95% 0.1183 -0.1062)
OKLCH	oklch(38.95% 0.159 318.1)
XYZ	xyz(9.3838, 5.0142, 18.8821)
Luminance	0.0501 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661B7A #2F7A1B

analogous

#371B7A #661B7A #7A1B5F

triadic

#661B7A #7A661B #1B7A66

tetradic

#661B7A #7A371B #2F7A1B #1B5F7A

square

#661B7A #7A371B #2F7A1B #1B5F7A

split-complementary

#661B7A #5F7A1B #1B7A37

monochromatic

#150619 #3C1048 #661B7A #9026AC #B43CD4

Accessibility & contrast

On white

10.49

#661B7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#661B7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661B7A

10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661B7A	#FFFFFF	#000000	##FFFFFF
##661B7A	1.00	10.49	2.00	10.49
#FFFFFF	10.49	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B7D

Deuteranopia (green-blind)

#1F4278

Tritanopia (blue-blind)

#652F49

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #661b7a;
/* rgb */ color: rgb(102, 27, 122);
/* oklch */ color: oklch(38.9% 0.159 318.1);

Tailwind

colors: {
  custom: {
    50: '#9560a1',
    500: '#661b7a',
    950: '#000000',
  },
}

SCSS

$custom: #661b7a;
$custom-light: #9560a1;
$custom-dark: #000000;

JSON

{
  "hex": "#661b7a",
  "rgb": {
    "r": 102,
    "g": 27,
    "b": 122
  },
  "hsl": {
    "h": 287.368,
    "s": 63.758,
    "l": 29.216
  },
  "oklch": {
    "l": 0.38946,
    "c": 0.15897,
    "h": 318.1
  },
  "luminance": 0.05014
}

Semantic roles & 50–950 ramp

primary

#661B7A

secondary

#59AE43

accent

#E74164

background

#F9F5FA

surface

#F2EAF3

border

#CCC6CD

text

#0E050F

muted

#7E797F

Preview Lab

Preview with #661B7A

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

Preview Lab → · Contrast checker → · Palette generator →