#661B84#661B84

#661B84 is a dark, vivid purple. Relative luminance 0.053; OKLCH L 39.7% C 0.168 H 313.9°. Best body text is #FFFFFF at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#661B84
RGB	rgb(102, 27, 132)
HSL	hsl(283, 66%, 31%)
HSV	hsv(283, 80%, 52%)
CMYK	cmyk(22.7%, 79.5%, 0%, 48.2%)
CIE-LAB	lab(27.50, 48.81, -42.91)
CIE-LCH	lch(27.50, 64.99, 318.68°)
OKLab	oklab(39.69% 0.1167 -0.1213)
OKLCH	oklch(39.69% 0.168 313.9)
XYZ	xyz(10.0356, 5.2749, 22.3148)
Luminance	0.0527 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.52

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661B84 #39841B

analogous

#311B84 #661B84 #841B6D

triadic

#661B84 #84661B #1B8466

tetradic

#661B84 #84311B #39841B #1B6D84

square

#661B84 #84311B #39841B #1B6D84

split-complementary

#661B84 #6D841B #1B8431

monochromatic

#17061E #3F1151 #661B84 #8D25B7 #AD41D8

Accessibility & contrast

On white

10.22

#661B84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#661B84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661B84

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661B84	#FFFFFF	#000000	##FFFFFF
##661B84	1.00	10.22	2.06	10.22
#FFFFFF	10.22	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D87

Deuteranopia (green-blind)

#114382

Tritanopia (blue-blind)

#63344F

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #661b84;
/* rgb */ color: rgb(102, 27, 132);
/* oklch */ color: oklch(39.7% 0.168 313.9);

Tailwind

colors: {
  custom: {
    50: '#9661a8',
    500: '#661b84',
    950: '#000000',
  },
}

SCSS

$custom: #661b84;
$custom-light: #9661a8;
$custom-dark: #000000;

JSON

{
  "hex": "#661b84",
  "rgb": {
    "r": 102,
    "g": 27,
    "b": 132
  },
  "hsl": {
    "h": 282.857,
    "s": 66.038,
    "l": 31.176
  },
  "oklch": {
    "l": 0.39693,
    "c": 0.16831,
    "h": 313.9
  },
  "luminance": 0.05275
}

Semantic roles & 50–950 ramp

primary

#661B84

secondary

#65B743

accent

#E93F6F

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #661B84

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

Preview Lab → · Contrast checker → · Palette generator →