#661D9C#661D9C

#661D9C is a dark, vivid violet. Relative luminance 0.061; OKLCH L 41.8% C 0.189 H 305.3°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#661D9C
RGB	rgb(102, 29, 156)
HSL	hsl(274, 69%, 36%)
HSV	hsv(274, 81%, 61%)
CMYK	cmyk(34.6%, 81.4%, 0%, 38.8%)
CIE-LAB	lab(29.67, 53.39, -54.22)
CIE-LCH	lch(29.67, 76.10, 314.56°)
OKLab	oklab(41.81% 0.1093 -0.1545)
OKLCH	oklch(41.81% 0.189 305.3)
XYZ	xyz(11.9182, 6.1039, 31.9963)
Luminance	0.0610 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661D9C #539C1D

analogous

#261D9C #661D9C #9C1D93

triadic

#661D9C #9C661D #1D9C66

tetradic

#661D9C #9C261D #539C1D #1D939C

square

#661D9C #9C261D #539C1D #1D939C

split-complementary

#661D9C #939C1D #1D9C26

monochromatic

#230A35 #441368 #661D9C #8827D0 #A454DF

Accessibility & contrast

On white

9.46

#661D9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#661D9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661D9C

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661D9C	#FFFFFF	#000000	##FFFFFF
##661D9C	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449F

Deuteranopia (green-blind)

#00469A

Tritanopia (blue-blind)

#5C3F5D

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #661d9c;
/* rgb */ color: rgb(102, 29, 156);
/* oklch */ color: oklch(41.8% 0.189 305.3);

Tailwind

colors: {
  custom: {
    50: '#9763ba',
    500: '#661d9c',
    950: '#000000',
  },
}

SCSS

$custom: #661d9c;
$custom-light: #9763ba;
$custom-dark: #000000;

JSON

{
  "hex": "#661d9c",
  "rgb": {
    "r": 102,
    "g": 29,
    "b": 156
  },
  "hsl": {
    "h": 274.488,
    "s": 68.649,
    "l": 36.275
  },
  "oklch": {
    "l": 0.41812,
    "c": 0.18928,
    "h": 305.3
  },
  "luminance": 0.06104
}

Semantic roles & 50–950 ramp

primary

#661D9C

secondary

#82C252

accent

#EB3C87

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #661D9C

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

Preview Lab → · Contrast checker → · Palette generator →