#66348B#66348B

#66348B is a dark, vivid violet. Relative luminance 0.071; OKLCH L 43.2% C 0.143 H 308.0°. Best body text is #FFFFFF at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#66348B
RGB	rgb(102, 52, 139)
HSL	hsl(274, 46%, 37%)
HSV	hsv(274, 63%, 55%)
CMYK	cmyk(26.6%, 62.6%, 0%, 45.5%)
CIE-LAB	lab(32.13, 38.86, -39.81)
CIE-LCH	lch(32.13, 55.63, 314.31°)
OKLab	oklab(43.17% 0.0878 -0.1123)
OKLCH	oklch(43.17% 0.143 308)
XYZ	xyz(11.3667, 7.1450, 25.2014)
Luminance	0.0714 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66348B #598B34

analogous

#3B348B #66348B #8B3484

triadic

#66348B #8B6634 #348B66

tetradic

#66348B #8B3B34 #598B34 #34848B

square

#66348B #8B3B34 #598B34 #34848B

split-complementary

#66348B #848B34 #348B3B

monochromatic

#251332 #45235E #66348B #8745B8 #A370C9

Accessibility & contrast

On white

8.65

#66348B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#66348B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66348B

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66348B	#FFFFFF	#000000	##FFFFFF
##66348B	1.00	8.65	2.43	8.65
#FFFFFF	8.65	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B4A8E

Deuteranopia (green-blind)

#264C89

Tritanopia (blue-blind)

#60455A

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #66348b;
/* rgb */ color: rgb(102, 52, 139);
/* oklch */ color: oklch(43.2% 0.143 308.0);

Tailwind

colors: {
  custom: {
    50: '#956ead',
    500: '#66348b',
    950: '#000000',
  },
}

SCSS

$custom: #66348b;
$custom-light: #956ead;
$custom-dark: #000000;

JSON

{
  "hex": "#66348b",
  "rgb": {
    "r": 102,
    "g": 52,
    "b": 139
  },
  "hsl": {
    "h": 274.483,
    "s": 45.55,
    "l": 37.451
  },
  "oklch": {
    "l": 0.43165,
    "c": 0.14254,
    "h": 308
  },
  "luminance": 0.07145
}

Semantic roles & 50–950 ramp

primary

#66348B

secondary

#88B269

accent

#D5538A

background

#F9F6FA

surface

#F2ECF4

border

#CCC7CE

text

#0D0710

muted

#7E7A7F

Preview Lab

Preview with #66348B

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

Preview Lab → · Contrast checker → · Palette generator →