#330B3F#330B3F

#330B3F is a very dark, moderate purple. Relative luminance 0.013; OKLCH L 24.8% C 0.098 H 317.2°. Best body text is #FFFFFF at 16.66:1 contrast (WCAG AA passes).

Color values

HEX	#330B3F
RGB	rgb(51, 11, 63)
HSL	hsl(286, 70%, 15%)
HSV	hsv(286, 83%, 25%)
CMYK	cmyk(19%, 82.5%, 0%, 75.3%)
CIE-LAB	lab(11.29, 28.69, -23.73)
CIE-LCH	lch(11.29, 37.24, 320.40°)
OKLab	oklab(24.79% 0.072 -0.0667)
OKLCH	oklch(24.79% 0.098 317.2)
XYZ	xyz(2.3820, 1.3021, 4.8275)
Luminance	0.0130 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#330B3F #173F0B

analogous

#190B3F #330B3F #3F0B31

triadic

#330B3F #3F330B #0B3F33

tetradic

#330B3F #3F190B #173F0B #0B313F

square

#330B3F #3F190B #173F0B #0B313F

split-complementary

#330B3F #313F0B #0B3F19

monochromatic

#15051A #15051A #330B3F #5D1473 #871DA7

Accessibility & contrast

On white

16.66

#330B3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#330B3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330B3F

16.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##330B3F	#FFFFFF	#000000	##FFFFFF
##330B3F	1.00	16.66	1.26	16.66
#FFFFFF	16.66	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C40

Deuteranopia (green-blind)

#0C1F3E

Tritanopia (blue-blind)

#321624

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #330b3f;
/* rgb */ color: rgb(51, 11, 63);
/* oklch */ color: oklch(24.8% 0.098 317.2);

Tailwind

colors: {
  custom: {
    50: '#6d4e74',
    500: '#330b3f',
    950: '#000000',
  },
}

SCSS

$custom: #330b3f;
$custom-light: #6d4e74;
$custom-dark: #000000;

JSON

{
  "hex": "#330b3f",
  "rgb": {
    "r": 51,
    "g": 11,
    "b": 63
  },
  "hsl": {
    "h": 286.154,
    "s": 70.27,
    "l": 14.51
  },
  "oklch": {
    "l": 0.24793,
    "c": 0.09818,
    "h": 317.2
  },
  "luminance": 0.01302
}

Semantic roles & 50–950 ramp

primary

#330B3F

secondary

#3D7C2A

accent

#ED3B64

background

#F6F4F7

surface

#ECE7ED

border

#C7C3C8

text

#070208

muted

#7A787B

Preview Lab

Preview with #330B3F

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

Preview Lab → · Contrast checker → · Palette generator →