#661C80#661C80

#661C80 is a dark, vivid purple. Relative luminance 0.052; OKLCH L 39.5% C 0.163 H 315.4°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#661C80
RGB	rgb(102, 28, 128)
HSL	hsl(284, 64%, 31%)
HSV	hsv(284, 78%, 50%)
CMYK	cmyk(20.3%, 78.1%, 0%, 49.8%)
CIE-LAB	lab(27.34, 47.59, -40.67)
CIE-LCH	lch(27.34, 62.60, 319.48°)
OKLab	oklab(39.48% 0.1165 -0.1147)
OKLCH	oklch(39.48% 0.163 315.4)
XYZ	xyz(9.7904, 5.2142, 20.9086)
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

#661C80 #36801C

analogous

#341C80 #661C80 #801C68

triadic

#661C80 #80661C #1C8066

tetradic

#661C80 #80341C #36801C #1C6880

square

#661C80 #80341C #36801C #1C6880

split-complementary

#661C80 #68801C #1C8034

monochromatic

#16061C #3E114E #661C80 #8E27B2 #AF41D5

Accessibility & contrast

On white

10.28

#661C80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#661C80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661C80

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661C80	#FFFFFF	#000000	##FFFFFF
##661C80	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)

#003C83

Deuteranopia (green-blind)

#19427E

Tritanopia (blue-blind)

#64324D

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #661c80;
/* rgb */ color: rgb(102, 28, 128);
/* oklch */ color: oklch(39.5% 0.163 315.4);

Tailwind

colors: {
  custom: {
    50: '#9561a5',
    500: '#661c80',
    950: '#000000',
  },
}

SCSS

$custom: #661c80;
$custom-light: #9561a5;
$custom-dark: #000000;

JSON

{
  "hex": "#661c80",
  "rgb": {
    "r": 102,
    "g": 28,
    "b": 128
  },
  "hsl": {
    "h": 284.4,
    "s": 64.103,
    "l": 30.588
  },
  "oklch": {
    "l": 0.3948,
    "c": 0.16346,
    "h": 315.4
  },
  "luminance": 0.05214
}

Semantic roles & 50–950 ramp

primary

#661C80

secondary

#61B344

accent

#E7416C

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E050F

muted

#7E7A7F

Preview Lab

Preview with #661C80

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

Preview Lab → · Contrast checker → · Palette generator →