#661C6F#661C6F

#661C6F is a dark, vivid purple. Relative luminance 0.048; OKLCH L 38.3% C 0.148 H 323.2°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#661C6F
RGB	rgb(102, 28, 111)
HSL	hsl(293, 60%, 27%)
HSV	hsv(293, 75%, 44%)
CMYK	cmyk(8.1%, 74.8%, 0%, 56.5%)
CIE-LAB	lab(26.17, 44.13, -31.73)
CIE-LCH	lch(26.17, 54.35, 324.28°)
OKLab	oklab(38.28% 0.1182 -0.0885)
OKLCH	oklch(38.28% 0.148 323.2)
XYZ	xyz(8.7637, 4.8035, 15.5014)
Luminance	0.0480 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.26

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661C6F #256F1C

analogous

#3D1C6F #661C6F #6F1C4F

triadic

#661C6F #6F661C #1C6F66

tetradic

#661C6F #6F3D1C #256F1C #1C4F6F

square

#661C6F #6F3D1C #256F1C #1C4F6F

split-complementary

#661C6F #4F6F1C #1C6F3D

monochromatic

#160618 #39103E #661C6F #9328A0 #BD38CD

Accessibility & contrast

On white

10.71

#661C6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#661C6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661C6F

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661C6F	#FFFFFF	#000000	##FFFFFF
##661C6F	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003871

Deuteranopia (green-blind)

#29416D

Tritanopia (blue-blind)

#682B44

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #661c6f;
/* rgb */ color: rgb(102, 28, 111);
/* oklch */ color: oklch(38.3% 0.148 323.2);

Tailwind

colors: {
  custom: {
    50: '#956099',
    500: '#661c6f',
    950: '#000000',
  },
}

SCSS

$custom: #661c6f;
$custom-light: #956099;
$custom-dark: #000000;

JSON

{
  "hex": "#661c6f",
  "rgb": {
    "r": 102,
    "g": 28,
    "b": 111
  },
  "hsl": {
    "h": 293.494,
    "s": 59.712,
    "l": 27.255
  },
  "oklch": {
    "l": 0.38276,
    "c": 0.14766,
    "h": 323.2
  },
  "luminance": 0.04803
}

Semantic roles & 50–950 ramp

primary

#661C6F

secondary

#4EA443

accent

#E34556

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0E050E

muted

#7E797E

Preview Lab

Preview with #661C6F

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

Preview Lab → · Contrast checker → · Palette generator →