#66279C#66279C

#66279C is a dark, vivid violet. Relative luminance 0.067; OKLCH L 42.8% C 0.179 H 304.2°. Best body text is #FFFFFF at 8.99:1 contrast (WCAG AA passes).

Color values

HEX	#66279C
RGB	rgb(102, 39, 156)
HSL	hsl(272, 60%, 38%)
HSV	hsv(272, 75%, 61%)
CMYK	cmyk(34.6%, 75%, 0%, 38.8%)
CIE-LAB	lab(31.06, 49.41, -51.96)
CIE-LCH	lch(31.06, 71.71, 313.56°)
OKLab	oklab(42.78% 0.1006 -0.148)
OKLCH	oklch(42.78% 0.179 304.2)
XYZ	xyz(12.2044, 6.6762, 32.0917)
Luminance	0.0668 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66279C #5D9C27

analogous

#2C279C #66279C #9C2797

triadic

#66279C #9C6627 #279C66

tetradic

#66279C #9C2C27 #5D9C27 #27979C

square

#66279C #9C2C27 #5D9C27 #27979C

split-complementary

#66279C #979C27 #279C2C

monochromatic

#260F3A #461B6B #66279C #8634CC #A365D8

Accessibility & contrast

On white

8.99

#66279C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#66279C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66279C

8.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66279C	#FFFFFF	#000000	##FFFFFF
##66279C	1.00	8.99	2.34	8.99
#FFFFFF	8.99	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489F

Deuteranopia (green-blind)

#00499A

Tritanopia (blue-blind)

#5C445F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #66279c;
/* rgb */ color: rgb(102, 39, 156);
/* oklch */ color: oklch(42.8% 0.179 304.2);

Tailwind

colors: {
  custom: {
    50: '#9768ba',
    500: '#66279c',
    950: '#000000',
  },
}

SCSS

$custom: #66279c;
$custom-light: #9768ba;
$custom-dark: #000000;

JSON

{
  "hex": "#66279c",
  "rgb": {
    "r": 102,
    "g": 39,
    "b": 156
  },
  "hsl": {
    "h": 272.308,
    "s": 60,
    "l": 38.235
  },
  "oklch": {
    "l": 0.42783,
    "c": 0.17892,
    "h": 304.2
  },
  "luminance": 0.06676
}

Semantic roles & 50–950 ramp

primary

#66279C

secondary

#8CBE61

accent

#E3458E

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #66279C

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

Preview Lab → · Contrast checker → · Palette generator →