#330B47#330B47

#330B47 is a dark, moderate purple. Relative luminance 0.014; OKLCH L 25.5% C 0.107 H 311.4°. Best body text is #FFFFFF at 16.41:1 contrast (WCAG AA passes).

Color values

HEX	#330B47
RGB	rgb(51, 11, 71)
HSL	hsl(280, 73%, 16%)
HSV	hsv(280, 85%, 28%)
CMYK	cmyk(28.2%, 84.5%, 0%, 72.2%)
CIE-LAB	lab(11.95, 30.62, -28.31)
CIE-LCH	lch(11.95, 41.70, 317.25°)
OKLab	oklab(25.46% 0.0707 -0.0802)
OKLCH	oklch(25.46% 0.107 311.4)
XYZ	xyz(2.6220, 1.3982, 6.0918)
Luminance	0.0140 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#330B47 #1F470B

analogous

#150B47 #330B47 #470B3D

triadic

#330B47 #47330B #0B4733

tetradic

#330B47 #47150B #1F470B #0B3D47

square

#330B47 #47150B #1F470B #0B3D47

split-complementary

#330B47 #3D470B #0B4715

monochromatic

#13041A #13041A #330B47 #59137C #7F1BB1

Accessibility & contrast

On white

16.41

#330B47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#330B47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330B47

16.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##330B47	#FFFFFF	#000000	##FFFFFF
##330B47	1.00	16.41	1.28	16.41
#FFFFFF	16.41	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E49

Deuteranopia (green-blind)

#022046

Tritanopia (blue-blind)

#301928

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #330b47;
/* rgb */ color: rgb(51, 11, 71);
/* oklch */ color: oklch(25.5% 0.107 311.4);

Tailwind

colors: {
  custom: {
    50: '#6e4f7b',
    500: '#330b47',
    950: '#000000',
  },
}

SCSS

$custom: #330b47;
$custom-light: #6e4f7b;
$custom-dark: #000000;

JSON

{
  "hex": "#330b47",
  "rgb": {
    "r": 51,
    "g": 11,
    "b": 71
  },
  "hsl": {
    "h": 280,
    "s": 73.171,
    "l": 16.078
  },
  "oklch": {
    "l": 0.25464,
    "c": 0.10687,
    "h": 311.4
  },
  "luminance": 0.01398
}

Semantic roles & 50–950 ramp

primary

#330B47

secondary

#48832A

accent

#F03875

background

#F6F4F7

surface

#ECE7EE

border

#C7C3C9

text

#070209

muted

#7A787B

Preview Lab

Preview with #330B47

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

Preview Lab → · Contrast checker → · Palette generator →