#330A09#330A09

#330A09 is a very dark, moderate red. Relative luminance 0.009; OKLCH L 21.9% C 0.066 H 25.7°. Best body text is #FFFFFF at 17.67:1 contrast (WCAG AA passes).

Color values

HEX#330A09
RGBrgb(51, 10, 9)
HSLhsl(1, 70%, 12%)
HSVhsv(1, 82%, 20%)
CMYKcmyk(0%, 80.4%, 82.4%, 80%)
CIE-LABlab(8.49, 20.51, 9.49)
CIE-LCHlch(8.49, 22.60, 24.83°)
OKLaboklab(21.9% 0.0597 0.0288)
OKLCHoklch(21.9% 0.066 25.7)
XYZxyz(1.5233, 0.9408, 0.3598)
Luminance0.0094 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#330A09 #093233
analogous
#33091D #330A09 #331F09
triadic
#330A09 #09330A #0A0933
tetradic
#330A09 #1D3309 #093233 #1F0933
square
#330A09 #1D3309 #093233 #1F0933
split-complementary
#330A09 #09331F #091D33
monochromatic
#1A0505 #1A0505 #330A09 #671412 #9B1E1B

Accessibility & contrast

On white

17.67
#330A09 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.19
#330A09 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330A09
17.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##330A09#FFFFFF#000000##FFFFFF
##330A091.0017.671.1917.67
#FFFFFF17.671.0021.001.00
#0000001.1921.001.0021.00
##FFFFFF17.671.0021.001.00

Color blindness preview

Protanopia (red-blind)
#151309
Deuteranopia (green-blind)
#201C08
Tritanopia (blue-blind)
#39020A
Achromatopsia (no color)
#181818

Design tokens & code

CSS
--color: #330a09;
/* rgb */ color: rgb(51, 10, 9);
/* oklch */ color: oklch(21.9% 0.066 25.7);
Tailwind
colors: {
  custom: {
    50: '#6e4c4b',
    500: '#330a09',
    950: '#000000',
  },
}
SCSS
$custom: #330a09;
$custom-light: #6e4c4b;
$custom-dark: #000000;
JSON
{
  "hex": "#330a09",
  "rgb": {
    "r": 51,
    "g": 10,
    "b": 9
  },
  "hsl": {
    "h": 1.429,
    "s": 70,
    "l": 11.765
  },
  "oklch": {
    "l": 0.219,
    "c": 0.06629,
    "h": 25.7
  },
  "luminance": 0.00941
}

Semantic roles & 50–950 ramp

primary
#330A09
secondary
#276F71
accent
#E9ED3B
background
#F6F4F4
surface
#ECE7E7
border
#C7C3C3
text
#080101
muted
#7B7777

Preview Lab

Preview with #330A09

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

Preview Lab → · Contrast checker → · Palette generator →

#330A09 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva