#66199E#66199E

#66199E is a dark, vivid violet. Relative luminance 0.060; OKLCH L 41.7% C 0.195 H 305.0°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#66199E
RGB	rgb(102, 25, 158)
HSL	hsl(275, 73%, 36%)
HSV	hsv(275, 84%, 62%)
CMYK	cmyk(35.4%, 84.2%, 0%, 38%)
CIE-LAB	lab(29.38, 55.19, -55.91)
CIE-LCH	lch(29.38, 78.56, 314.63°)
OKLab	oklab(41.66% 0.1117 -0.1594)
OKLCH	oklch(41.66% 0.195 305)
XYZ	xyz(11.9973, 5.9887, 32.8650)
Luminance	0.0599 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66199E #519E19

analogous

#23199E #66199E #9E1993

triadic

#66199E #9E6619 #199E66

tetradic

#66199E #9E2319 #519E19 #19939E

square

#66199E #9E2319 #519E19 #19939E

split-complementary

#66199E #939E19 #199E23

monochromatic

#220834 #441169 #66199E #8821D3 #A44EE3

Accessibility & contrast

On white

9.56

#66199E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#66199E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66199E

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66199E	#FFFFFF	#000000	##FFFFFF
##66199E	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A1

Deuteranopia (green-blind)

#00459C

Tritanopia (blue-blind)

#5B3F5E

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #66199e;
/* rgb */ color: rgb(102, 25, 158);
/* oklch */ color: oklch(41.7% 0.195 305.0);

Tailwind

colors: {
  custom: {
    50: '#9861bc',
    500: '#66199e',
    950: '#000000',
  },
}

SCSS

$custom: #66199e;
$custom-light: #9861bc;
$custom-dark: #000000;

JSON

{
  "hex": "#66199e",
  "rgb": {
    "r": 102,
    "g": 25,
    "b": 158
  },
  "hsl": {
    "h": 274.737,
    "s": 72.678,
    "l": 35.882
  },
  "oklch": {
    "l": 0.41664,
    "c": 0.19466,
    "h": 305
  },
  "luminance": 0.05989
}

Semantic roles & 50–950 ramp

primary

#66199E

secondary

#80C54E

accent

#EF3885

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #66199E

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

Preview Lab → · Contrast checker → · Palette generator →