#330C0A#330C0A

#330C0A is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.2% C 0.064 H 26.5°. Best body text is #FFFFFF at 17.53:1 contrast (WCAG AA passes).

Color values

HEX	#330C0A
RGB	rgb(51, 12, 10)
HSL	hsl(3, 67%, 12%)
HSV	hsv(3, 80%, 20%)
CMYK	cmyk(0%, 76.5%, 80.4%, 80%)
CIE-LAB	lab(8.90, 19.52, 9.67)
CIE-LCH	lch(8.90, 21.79, 26.36°)
OKLab	oklab(22.21% 0.0569 0.0284)
OKLCH	oklch(22.21% 0.064 26.5)
XYZ	xyz(1.5517, 0.9889, 0.3963)
Luminance	0.0099 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#330C0A #0A3133

analogous

#330A1D #330C0A #33210A

triadic

#330C0A #0A330C #0C0A33

tetradic

#330C0A #1D330A #0A3133 #210A33

square

#330C0A #1D330A #0A3133 #210A33

split-complementary

#330C0A #0A3321 #0A1D33

monochromatic

#1A0605 #1A0605 #330C0A #661814 #99241E

Accessibility & contrast

On white

17.53

#330C0A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#330C0A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330C0A

17.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##330C0A	#FFFFFF	#000000	##FFFFFF
##330C0A	1.00	17.53	1.20	17.53
#FFFFFF	17.53	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16140A

Deuteranopia (green-blind)

#201C09

Tritanopia (blue-blind)

#39040C

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #330c0a;
/* rgb */ color: rgb(51, 12, 10);
/* oklch */ color: oklch(22.2% 0.064 26.5);

Tailwind

colors: {
  custom: {
    50: '#6e4d4b',
    500: '#330c0a',
    950: '#000000',
  },
}

SCSS

$custom: #330c0a;
$custom-light: #6e4d4b;
$custom-dark: #000000;

JSON

{
  "hex": "#330c0a",
  "rgb": {
    "r": 51,
    "g": 12,
    "b": 10
  },
  "hsl": {
    "h": 2.927,
    "s": 67.213,
    "l": 11.961
  },
  "oklch": {
    "l": 0.22213,
    "c": 0.06356,
    "h": 26.5
  },
  "luminance": 0.00989
}

Semantic roles & 50–950 ramp

primary

#330C0A

secondary

#286D70

accent

#E2EA3E

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #330C0A

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

Preview Lab → · Contrast checker → · Palette generator →