#661799#661799

#661799 is a dark, vivid violet. Relative luminance 0.057; OKLCH L 41.1% C 0.192 H 306.7°. Best body text is #FFFFFF at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#661799
RGB	rgb(102, 23, 153)
HSL	hsl(276, 74%, 35%)
HSV	hsv(276, 85%, 60%)
CMYK	cmyk(33.3%, 85%, 0%, 40%)
CIE-LAB	lab(28.74, 54.70, -53.91)
CIE-LCH	lch(28.74, 76.80, 315.42°)
OKLab	oklab(41.09% 0.1146 -0.1535)
OKLCH	oklch(41.09% 0.192 306.7)
XYZ	xyz(11.5344, 5.7376, 30.6306)
Luminance	0.0574 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661799 #4A9917

analogous

#251799 #661799 #99178B

triadic

#661799 #996617 #179966

tetradic

#661799 #992517 #4A9917 #178B99

square

#661799 #992517 #4A9917 #178B99

split-complementary

#661799 #8B9917 #179925

monochromatic

#1F072F #430F64 #661799 #891FCE #A647E3

Accessibility & contrast

On white

9.78

#661799 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#661799 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661799

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661799	#FFFFFF	#000000	##FFFFFF
##661799	1.00	9.78	2.15	9.78
#FFFFFF	9.78	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419C

Deuteranopia (green-blind)

#004497

Tritanopia (blue-blind)

#5D3C5A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #661799;
/* rgb */ color: rgb(102, 23, 153);
/* oklch */ color: oklch(41.1% 0.192 306.7);

Tailwind

colors: {
  custom: {
    50: '#9760b8',
    500: '#661799',
    950: '#000000',
  },
}

SCSS

$custom: #661799;
$custom-light: #9760b8;
$custom-dark: #000000;

JSON

{
  "hex": "#661799",
  "rgb": {
    "r": 102,
    "g": 23,
    "b": 153
  },
  "hsl": {
    "h": 276.462,
    "s": 73.864,
    "l": 34.51
  },
  "oklch": {
    "l": 0.41085,
    "c": 0.19159,
    "h": 306.7
  },
  "luminance": 0.05737
}

Semantic roles & 50–950 ramp

primary

#661799

secondary

#78C547

accent

#F13780

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0511

muted

#7E7A80

Preview Lab

Preview with #661799

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

Preview Lab → · Contrast checker → · Palette generator →