#330C9B#330C9B

#330C9B is a dark, vivid violet. Relative luminance 0.033; OKLCH L 34.6% C 0.198 H 280.8°. Best body text is #FFFFFF at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#330C9B
RGB	rgb(51, 12, 155)
HSL	hsl(256, 86%, 33%)
HSV	hsv(256, 92%, 61%)
CMYK	cmyk(67.1%, 92.3%, 0%, 39.2%)
CIE-LAB	lab(21.33, 52.70, -67.57)
CIE-LCH	lch(21.33, 85.70, 307.95°)
OKLab	oklab(34.64% 0.0371 -0.1949)
OKLCH	oklch(34.64% 0.198 280.8)
XYZ	xyz(7.4112, 3.3327, 31.2567)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#330C9B #749B0C

analogous

#0C2C9B #330C9B #7B0C9B

triadic

#330C9B #9B330C #0C9B33

tetradic

#330C9B #9B0C2C #749B0C #0C9B7B

square

#330C9B #9B0C2C #749B0C #0C9B7B

split-complementary

#330C9B #9B7B0C #2C9B0C

monochromatic

#0E0329 #200862 #330C9B #4610D4 #6632EF

Accessibility & contrast

On white

12.60

#330C9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#330C9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330C9B

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##330C9B	#FFFFFF	#000000	##FFFFFF
##330C9B	1.00	12.60	1.67	12.60
#FFFFFF	12.60	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00389F

Deuteranopia (green-blind)

#002E99

Tritanopia (blue-blind)

#003F5A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #330c9b;
/* rgb */ color: rgb(51, 12, 155);
/* oklch */ color: oklch(34.6% 0.198 280.8);

Tailwind

colors: {
  custom: {
    50: '#7b56ba',
    500: '#330c9b',
    950: '#000000',
  },
}

SCSS

$custom: #330c9b;
$custom-light: #7b56ba;
$custom-dark: #000000;

JSON

{
  "hex": "#330c9b",
  "rgb": {
    "r": 51,
    "g": 12,
    "b": 155
  },
  "hsl": {
    "h": 256.364,
    "s": 85.629,
    "l": 32.745
  },
  "oklch": {
    "l": 0.34642,
    "c": 0.19841,
    "h": 280.8
  },
  "luminance": 0.03333
}

Semantic roles & 50–950 ramp

primary

#330C9B

secondary

#A4CD36

accent

#FC2CC3

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0312

muted

#7C7881

Preview Lab

Preview with #330C9B

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

Preview Lab → · Contrast checker → · Palette generator →