#330A0D#330A0D

#330A0D is a very dark, moderate red. Relative luminance 0.009; OKLCH L 22.0% C 0.066 H 20.3°. Best body text is #FFFFFF at 17.65:1 contrast (WCAG AA passes).

Color values

HEX	#330A0D
RGB	rgb(51, 10, 13)
HSL	hsl(356, 67%, 12%)
HSV	hsv(356, 80%, 20%)
CMYK	cmyk(0%, 80.4%, 74.5%, 80%)
CIE-LAB	lab(8.57, 20.80, 7.87)
CIE-LCH	lch(8.57, 22.24, 20.73°)
OKLab	oklab(21.99% 0.0617 0.0229)
OKLCH	oklch(21.99% 0.066 20.3)
XYZ	xyz(1.5466, 0.9502, 0.4827)
Luminance	0.0095 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#330A0D #0A3330

analogous

#330A22 #330A0D #331C0A

triadic

#330A0D #0D330A #0A0D33

tetradic

#330A0D #22330A #0A3330 #1C0A33

square

#330A0D #22330A #0A3330 #1C0A33

split-complementary

#330A0D #0A331C #0A2233

monochromatic

#1A0507 #1A0507 #330A0D #66141A #991E27

Accessibility & contrast

On white

17.65

#330A0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#330A0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330A0D

17.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##330A0D	#FFFFFF	#000000	##FFFFFF
##330A0D	1.00	17.65	1.19	17.65
#FFFFFF	17.65	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#15130D

Deuteranopia (green-blind)

#1F1C0C

Tritanopia (blue-blind)

#39030B

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #330a0d;
/* rgb */ color: rgb(51, 10, 13);
/* oklch */ color: oklch(22.0% 0.066 20.3);

Tailwind

colors: {
  custom: {
    50: '#6e4c4c',
    500: '#330a0d',
    950: '#000000',
  },
}

SCSS

$custom: #330a0d;
$custom-light: #6e4c4c;
$custom-dark: #000000;

JSON

{
  "hex": "#330a0d",
  "rgb": {
    "r": 51,
    "g": 10,
    "b": 13
  },
  "hsl": {
    "h": 355.61,
    "s": 67.213,
    "l": 11.961
  },
  "oklch": {
    "l": 0.21986,
    "c": 0.06577,
    "h": 20.3
  },
  "luminance": 0.0095
}

Semantic roles & 50–950 ramp

primary

#330A0D

secondary

#28706B

accent

#EADD3E

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #330A0D

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

Preview Lab → · Contrast checker → · Palette generator →