#661D74#661D74

#661D74 is a dark, vivid purple. Relative luminance 0.050; OKLCH L 38.7% C 0.151 H 320.7°. Best body text is #FFFFFF at 10.54:1 contrast (WCAG AA passes).

Color values

HEX	#661D74
RGB	rgb(102, 29, 116)
HSL	hsl(290, 60%, 28%)
HSV	hsv(290, 75%, 45%)
CMYK	cmyk(12.1%, 75%, 0%, 54.5%)
CIE-LAB	lab(26.63, 44.72, -34.19)
CIE-LCH	lch(26.63, 56.29, 322.61°)
OKLab	oklab(38.71% 0.1168 -0.0957)
OKLCH	oklch(38.71% 0.151 320.7)
XYZ	xyz(9.0709, 4.9649, 17.0001)
Luminance	0.0496 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661D74 #2B741D

analogous

#3A1D74 #661D74 #741D56

triadic

#661D74 #74661D #1D7466

tetradic

#661D74 #743A1D #2B741D #1D5674

square

#661D74 #743A1D #2B741D #1D5674

split-complementary

#661D74 #56741D #1D743A

monochromatic

#160618 #3B1143 #661D74 #9129A5 #B73DCE

Accessibility & contrast

On white

10.54

#661D74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#661D74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661D74

10.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661D74	#FFFFFF	#000000	##FFFFFF
##661D74	1.00	10.54	1.99	10.54
#FFFFFF	10.54	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A76

Deuteranopia (green-blind)

#264272

Tritanopia (blue-blind)

#672E47

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #661d74;
/* rgb */ color: rgb(102, 29, 116);
/* oklch */ color: oklch(38.7% 0.151 320.7);

Tailwind

colors: {
  custom: {
    50: '#95619c',
    500: '#661d74',
    950: '#000000',
  },
}

SCSS

$custom: #661d74;
$custom-light: #95619c;
$custom-dark: #000000;

JSON

{
  "hex": "#661d74",
  "rgb": {
    "r": 102,
    "g": 29,
    "b": 116
  },
  "hsl": {
    "h": 290.345,
    "s": 60,
    "l": 28.431
  },
  "oklch": {
    "l": 0.38715,
    "c": 0.15103,
    "h": 320.7
  },
  "luminance": 0.04964
}

Semantic roles & 50–950 ramp

primary

#661D74

secondary

#55A845

accent

#E3455E

background

#F9F6F9

surface

#F2EBF2

border

#CCC6CC

text

#0E050E

muted

#7E7A7E

Preview Lab

Preview with #661D74

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

Preview Lab → · Contrast checker → · Palette generator →