#661C85#661C85

#661C85 is a dark, vivid purple. Relative luminance 0.053; OKLCH L 39.9% C 0.168 H 313.4°. Best body text is #FFFFFF at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#661C85
RGB	rgb(102, 28, 133)
HSL	hsl(282, 65%, 32%)
HSV	hsv(282, 79%, 52%)
CMYK	cmyk(23.3%, 78.9%, 0%, 47.8%)
CIE-LAB	lab(27.71, 48.65, -43.21)
CIE-LCH	lch(27.71, 65.07, 318.39°)
OKLab	oklab(39.86% 0.1156 -0.1221)
OKLCH	oklch(39.86% 0.168 313.4)
XYZ	xyz(10.1276, 5.3491, 22.6847)
Luminance	0.0535 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.65

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661C85 #3B851C

analogous

#321C85 #661C85 #851C70

triadic

#661C85 #85661C #1C8566

tetradic

#661C85 #85321C #3B851C #1C7085

square

#661C85 #85321C #3B851C #1C7085

split-complementary

#661C85 #70851C #1C8532

monochromatic

#180720 #3F1152 #661C85 #8D27B8 #AC44D8

Accessibility & contrast

On white

10.15

#661C85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#661C85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661C85

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661C85	#FFFFFF	#000000	##FFFFFF
##661C85	1.00	10.15	2.07	10.15
#FFFFFF	10.15	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E88

Deuteranopia (green-blind)

#104383

Tritanopia (blue-blind)

#633550

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #661c85;
/* rgb */ color: rgb(102, 28, 133);
/* oklch */ color: oklch(39.9% 0.168 313.4);

Tailwind

colors: {
  custom: {
    50: '#9661a9',
    500: '#661c85',
    950: '#000000',
  },
}

SCSS

$custom: #661c85;
$custom-light: #9661a9;
$custom-dark: #000000;

JSON

{
  "hex": "#661c85",
  "rgb": {
    "r": 102,
    "g": 28,
    "b": 133
  },
  "hsl": {
    "h": 282.286,
    "s": 65.217,
    "l": 31.569
  },
  "oklch": {
    "l": 0.39859,
    "c": 0.16819,
    "h": 313.4
  },
  "luminance": 0.05349
}

Semantic roles & 50–950 ramp

primary

#661C85

secondary

#67B845

accent

#E84071

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #661C85

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

Preview Lab → · Contrast checker → · Palette generator →