#66199C#66199C

#66199C is a dark, vivid violet. Relative luminance 0.059; OKLCH L 41.5% C 0.193 H 305.6°. Best body text is #FFFFFF at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#66199C
RGB	rgb(102, 25, 156)
HSL	hsl(275, 72%, 35%)
HSV	hsv(275, 84%, 61%)
CMYK	cmyk(34.6%, 84%, 0%, 38.8%)
CIE-LAB	lab(29.21, 54.74, -54.98)
CIE-LCH	lch(29.21, 77.58, 314.88°)
OKLab	oklab(41.49% 0.1123 -0.1567)
OKLCH	oklch(41.49% 0.193 305.6)
XYZ	xyz(11.8265, 5.9204, 31.9658)
Luminance	0.0592 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66199C #4F9C19

analogous

#24199C #66199C #9C1990

triadic

#66199C #9C6619 #199C66

tetradic

#66199C #9C2419 #4F9C19 #19909C

square

#66199C #9C2419 #4F9C19 #19909C

split-complementary

#66199C #909C19 #199C24

monochromatic

#210833 #441167 #66199C #8821D1 #A54DE2

Accessibility & contrast

On white

9.62

#66199C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#66199C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66199C

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66199C	#FFFFFF	#000000	##FFFFFF
##66199C	1.00	9.62	2.18	9.62
#FFFFFF	9.62	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439F

Deuteranopia (green-blind)

#00459A

Tritanopia (blue-blind)

#5C3E5D

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #66199c;
/* rgb */ color: rgb(102, 25, 156);
/* oklch */ color: oklch(41.5% 0.193 305.6);

Tailwind

colors: {
  custom: {
    50: '#9761ba',
    500: '#66199c',
    950: '#000000',
  },
}

SCSS

$custom: #66199c;
$custom-light: #9761ba;
$custom-dark: #000000;

JSON

{
  "hex": "#66199c",
  "rgb": {
    "r": 102,
    "g": 25,
    "b": 156
  },
  "hsl": {
    "h": 275.267,
    "s": 72.376,
    "l": 35.49
  },
  "oklch": {
    "l": 0.41491,
    "c": 0.19277,
    "h": 305.6
  },
  "luminance": 0.0592
}

Semantic roles & 50–950 ramp

primary

#66199C

secondary

#7EC44C

accent

#EF3984

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #66199C

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

Preview Lab → · Contrast checker → · Palette generator →