#661D99#661D99

#661D99 is a dark, vivid violet. Relative luminance 0.060; OKLCH L 41.6% C 0.186 H 306.2°. Best body text is #FFFFFF at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#661D99
RGB	rgb(102, 29, 153)
HSL	hsl(275, 68%, 36%)
HSV	hsv(275, 81%, 60%)
CMYK	cmyk(33.3%, 81%, 0%, 40%)
CIE-LAB	lab(29.42, 52.71, -52.80)
CIE-LCH	lch(29.42, 74.61, 314.95°)
OKLab	oklab(41.56% 0.1102 -0.1503)
OKLCH	oklch(41.56% 0.186 306.2)
XYZ	xyz(11.6674, 6.0035, 30.6750)
Luminance	0.0600 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661D99 #50991D

analogous

#281D99 #661D99 #991D8E

triadic

#661D99 #99661D #1D9966

tetradic

#661D99 #99281D #50991D #1D8E99

square

#661D99 #99281D #50991D #1D8E99

split-complementary

#661D99 #8E991D #1D9928

monochromatic

#210932 #441366 #661D99 #8827CC #A552DE

Accessibility & contrast

On white

9.54

#661D99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#661D99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661D99

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661D99	#FFFFFF	#000000	##FFFFFF
##661D99	1.00	9.54	2.20	9.54
#FFFFFF	9.54	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439C

Deuteranopia (green-blind)

#004697

Tritanopia (blue-blind)

#5D3E5C

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #661d99;
/* rgb */ color: rgb(102, 29, 153);
/* oklch */ color: oklch(41.6% 0.186 306.2);

Tailwind

colors: {
  custom: {
    50: '#9763b8',
    500: '#661d99',
    950: '#000000',
  },
}

SCSS

$custom: #661d99;
$custom-light: #9763b8;
$custom-dark: #000000;

JSON

{
  "hex": "#661d99",
  "rgb": {
    "r": 102,
    "g": 29,
    "b": 153
  },
  "hsl": {
    "h": 275.323,
    "s": 68.132,
    "l": 35.686
  },
  "oklch": {
    "l": 0.41559,
    "c": 0.18638,
    "h": 306.2
  },
  "luminance": 0.06003
}

Semantic roles & 50–950 ramp

primary

#661D99

secondary

#7FC151

accent

#EB3D84

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #661D99

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

Preview Lab → · Contrast checker → · Palette generator →