#330A0C#330A0C

#330A0C is a very dark, moderate red. Relative luminance 0.009; OKLCH L 22.0% C 0.066 H 21.7°. Best body text is #FFFFFF at 17.66:1 contrast (WCAG AA passes).

Color values

HEX	#330A0C
RGB	rgb(51, 10, 12)
HSL	hsl(357, 67%, 12%)
HSV	hsv(357, 80%, 20%)
CMYK	cmyk(0%, 80.4%, 76.5%, 80%)
CIE-LAB	lab(8.55, 20.72, 8.31)
CIE-LCH	lch(8.55, 22.32, 21.85°)
OKLab	oklab(21.96% 0.0612 0.0244)
OKLCH	oklch(21.96% 0.066 21.7)
XYZ	xyz(1.5403, 0.9477, 0.4496)
Luminance	0.0095 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#330A0C #0A3331

analogous

#330A21 #330A0C #331D0A

triadic

#330A0C #0C330A #0A0C33

tetradic

#330A0C #21330A #0A3331 #1D0A33

square

#330A0C #21330A #0A3331 #1D0A33

split-complementary

#330A0C #0A331D #0A2133

monochromatic

#1A0506 #1A0506 #330A0C #661418 #991E24

Accessibility & contrast

On white

17.66

#330A0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#330A0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330A0C

17.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##330A0C	#FFFFFF	#000000	##FFFFFF
##330A0C	1.00	17.66	1.19	17.66
#FFFFFF	17.66	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15130C

Deuteranopia (green-blind)

#1F1C0B

Tritanopia (blue-blind)

#39030B

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #330a0c;
/* rgb */ color: rgb(51, 10, 12);
/* oklch */ color: oklch(22.0% 0.066 21.7);

Tailwind

colors: {
  custom: {
    50: '#6e4c4c',
    500: '#330a0c',
    950: '#000000',
  },
}

SCSS

$custom: #330a0c;
$custom-light: #6e4c4c;
$custom-dark: #000000;

JSON

{
  "hex": "#330a0c",
  "rgb": {
    "r": 51,
    "g": 10,
    "b": 12
  },
  "hsl": {
    "h": 357.073,
    "s": 67.213,
    "l": 11.961
  },
  "oklch": {
    "l": 0.21963,
    "c": 0.06586,
    "h": 21.7
  },
  "luminance": 0.00947
}

Semantic roles & 50–950 ramp

primary

#330A0C

secondary

#28706D

accent

#EAE23E

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #330A0C

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

Preview Lab → · Contrast checker → · Palette generator →