#661C73#661C73

#661C73 is a dark, vivid purple. Relative luminance 0.049; OKLCH L 38.5% C 0.151 H 321.2°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#661C73
RGB	rgb(102, 28, 115)
HSL	hsl(291, 61%, 28%)
HSV	hsv(291, 76%, 45%)
CMYK	cmyk(11.3%, 75.7%, 0%, 54.9%)
CIE-LAB	lab(26.43, 44.92, -33.88)
CIE-LCH	lch(26.43, 56.26, 322.98°)
OKLab	oklab(38.55% 0.118 -0.0948)
OKLCH	oklch(38.55% 0.151 321.2)
XYZ	xyz(8.9889, 4.8936, 16.6874)
Luminance	0.0489 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661C73 #29731C

analogous

#3A1C73 #661C73 #731C55

triadic

#661C73 #73661C #1C7366

tetradic

#661C73 #733A1C #29731C #1C5573

square

#661C73 #733A1C #29731C #1C5573

split-complementary

#661C73 #55731C #1C733A

monochromatic

#160619 #3A1042 #661C73 #9228A4 #B93ACF

Accessibility & contrast

On white

10.61

#661C73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#661C73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661C73

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661C73	#FFFFFF	#000000	##FFFFFF
##661C73	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003975

Deuteranopia (green-blind)

#264171

Tritanopia (blue-blind)

#672C46

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #661c73;
/* rgb */ color: rgb(102, 28, 115);
/* oklch */ color: oklch(38.5% 0.151 321.2);

Tailwind

colors: {
  custom: {
    50: '#95609c',
    500: '#661c73',
    950: '#000000',
  },
}

SCSS

$custom: #661c73;
$custom-light: #95609c;
$custom-dark: #000000;

JSON

{
  "hex": "#661c73",
  "rgb": {
    "r": 102,
    "g": 28,
    "b": 115
  },
  "hsl": {
    "h": 291.034,
    "s": 60.839,
    "l": 28.039
  },
  "oklch": {
    "l": 0.38547,
    "c": 0.15132,
    "h": 321.2
  },
  "luminance": 0.04893
}

Semantic roles & 50–950 ramp

primary

#661C73

secondary

#52A743

accent

#E4445C

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0E050E

muted

#7E797E

Preview Lab

Preview with #661C73

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

Preview Lab → · Contrast checker → · Palette generator →