#661B80#661B80

#661B80 is a dark, vivid purple. Relative luminance 0.052; OKLCH L 39.4% C 0.165 H 315.5°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#661B80
RGB	rgb(102, 27, 128)
HSL	hsl(285, 65%, 30%)
HSV	hsv(285, 79%, 50%)
CMYK	cmyk(20.3%, 78.9%, 0%, 49.8%)
CIE-LAB	lab(27.21, 47.96, -40.88)
CIE-LCH	lch(27.21, 63.02, 319.56°)
OKLab	oklab(39.39% 0.1174 -0.1153)
OKLCH	oklch(39.39% 0.165 315.5)
XYZ	xyz(9.7671, 5.1675, 20.9008)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661B80 #35801B

analogous

#331B80 #661B80 #801B68

triadic

#661B80 #80661B #1B8066

tetradic

#661B80 #80331B #35801B #1B6880

square

#661B80 #80331B #35801B #1B6880

split-complementary

#661B80 #68801B #1B8033

monochromatic

#15061B #3E104D #661B80 #8E26B3 #AF3FD6

Accessibility & contrast

On white

10.33

#661B80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#661B80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661B80

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661B80	#FFFFFF	#000000	##FFFFFF
##661B80	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C83

Deuteranopia (green-blind)

#18427E

Tritanopia (blue-blind)

#64324D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #661b80;
/* rgb */ color: rgb(102, 27, 128);
/* oklch */ color: oklch(39.4% 0.165 315.5);

Tailwind

colors: {
  custom: {
    50: '#9561a5',
    500: '#661b80',
    950: '#000000',
  },
}

SCSS

$custom: #661b80;
$custom-light: #9561a5;
$custom-dark: #000000;

JSON

{
  "hex": "#661b80",
  "rgb": {
    "r": 102,
    "g": 27,
    "b": 128
  },
  "hsl": {
    "h": 284.554,
    "s": 65.161,
    "l": 30.392
  },
  "oklch": {
    "l": 0.39389,
    "c": 0.16455,
    "h": 315.5
  },
  "luminance": 0.05167
}

Semantic roles & 50–950 ramp

primary

#661B80

secondary

#60B443

accent

#E8406B

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E050F

muted

#7E7A7F

Preview Lab

Preview with #661B80

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

Preview Lab → · Contrast checker → · Palette generator →