#661B6F#661B6F

#661B6F is a dark, vivid purple. Relative luminance 0.048; OKLCH L 38.2% C 0.149 H 323.2°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#661B6F
RGB	rgb(102, 27, 111)
HSL	hsl(294, 61%, 27%)
HSV	hsv(294, 76%, 44%)
CMYK	cmyk(8.1%, 75.7%, 0%, 56.5%)
CIE-LAB	lab(26.03, 44.52, -31.95)
CIE-LCH	lch(26.03, 54.79, 324.33°)
OKLab	oklab(38.18% 0.1193 -0.0891)
OKLCH	oklch(38.18% 0.149 323.2)
XYZ	xyz(8.7404, 4.7569, 15.4936)
Luminance	0.0476 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.15

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661B6F #246F1B

analogous

#3C1B6F #661B6F #6F1B4E

triadic

#661B6F #6F661B #1B6F66

tetradic

#661B6F #6F3C1B #246F1B #1B4E6F

square

#661B6F #6F3C1B #246F1B #1B4E6F

split-complementary

#661B6F #4E6F1B #1B6F3C

monochromatic

#170619 #390F3E #661B6F #9327A0 #BE36CE

Accessibility & contrast

On white

10.76

#661B6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#661B6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661B6F

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661B6F	#FFFFFF	#000000	##FFFFFF
##661B6F	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)

#003871

Deuteranopia (green-blind)

#29416D

Tritanopia (blue-blind)

#682A43

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #661b6f;
/* rgb */ color: rgb(102, 27, 111);
/* oklch */ color: oklch(38.2% 0.149 323.2);

Tailwind

colors: {
  custom: {
    50: '#956099',
    500: '#661b6f',
    950: '#000000',
  },
}

SCSS

$custom: #661b6f;
$custom-light: #956099;
$custom-dark: #000000;

JSON

{
  "hex": "#661b6f",
  "rgb": {
    "r": 102,
    "g": 27,
    "b": 111
  },
  "hsl": {
    "h": 293.571,
    "s": 60.87,
    "l": 27.059
  },
  "oklch": {
    "l": 0.38179,
    "c": 0.14889,
    "h": 323.2
  },
  "luminance": 0.04756
}

Semantic roles & 50–950 ramp

primary

#661B6F

secondary

#4CA442

accent

#E44455

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0E050E

muted

#7E797E

Preview Lab

Preview with #661B6F

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

Preview Lab → · Contrast checker → · Palette generator →