#661D9A#661D9A

#661D9A is a dark, vivid violet. Relative luminance 0.060; OKLCH L 41.6% C 0.187 H 305.9°. Best body text is #FFFFFF at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#661D9A
RGB	rgb(102, 29, 154)
HSL	hsl(275, 68%, 36%)
HSV	hsv(275, 81%, 60%)
CMYK	cmyk(33.8%, 81.2%, 0%, 39.6%)
CIE-LAB	lab(29.50, 52.94, -53.27)
CIE-LCH	lch(29.50, 75.10, 314.82°)
OKLab	oklab(41.64% 0.1099 -0.1517)
OKLCH	oklch(41.64% 0.187 305.9)
XYZ	xyz(11.7503, 6.0367, 31.1118)
Luminance	0.0604 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661D9A #519A1D

analogous

#271D9A #661D9A #9A1D8F

triadic

#661D9A #9A661D #1D9A66

tetradic

#661D9A #9A271D #519A1D #1D8F9A

square

#661D9A #9A271D #519A1D #1D8F9A

split-complementary

#661D9A #8F9A1D #1D9A27

monochromatic

#220A33 #441366 #661D9A #8827CE #A453DF

Accessibility & contrast

On white

9.51

#661D9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#661D9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661D9A

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661D9A	#FFFFFF	#000000	##FFFFFF
##661D9A	1.00	9.51	2.21	9.51
#FFFFFF	9.51	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439D

Deuteranopia (green-blind)

#004698

Tritanopia (blue-blind)

#5C3E5C

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #661d9a;
/* rgb */ color: rgb(102, 29, 154);
/* oklch */ color: oklch(41.6% 0.187 305.9);

Tailwind

colors: {
  custom: {
    50: '#9763b9',
    500: '#661d9a',
    950: '#000000',
  },
}

SCSS

$custom: #661d9a;
$custom-light: #9763b9;
$custom-dark: #000000;

JSON

{
  "hex": "#661d9a",
  "rgb": {
    "r": 102,
    "g": 29,
    "b": 154
  },
  "hsl": {
    "h": 275.04,
    "s": 68.306,
    "l": 35.882
  },
  "oklch": {
    "l": 0.41643,
    "c": 0.18735,
    "h": 305.9
  },
  "luminance": 0.06037
}

Semantic roles & 50–950 ramp

primary

#661D9A

secondary

#80C251

accent

#EB3D85

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #661D9A

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

Preview Lab → · Contrast checker → · Palette generator →