#2C0303#2C0303

#2C0303 is a very dark, moderate red. Relative luminance 0.006; OKLCH L 19.1% C 0.069 H 26.8°. Best body text is #FFFFFF at 18.73:1 contrast (WCAG AA passes).

Color values

HEX	#2C0303
RGB	rgb(44, 3, 3)
HSL	hsl(0, 87%, 9%)
HSV	hsv(0, 93%, 17%)
CMYK	cmyk(0%, 93.2%, 93.2%, 82.7%)
CIE-LAB	lab(5.49, 20.07, 7.37)
CIE-LCH	lch(5.49, 21.38, 20.16°)
OKLab	oklab(19.07% 0.0615 0.0311)
OKLCH	oklch(19.07% 0.069 26.8)
XYZ	xyz(1.0878, 0.6073, 0.1461)
Luminance	0.0061 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C0303 #032C2C

analogous

#2C0318 #2C0303 #2C1803

triadic

#2C0303 #032C03 #03032C

tetradic

#2C0303 #182C03 #032C2C #18032C

square

#2C0303 #182C03 #032C2C #18032C

split-complementary

#2C0303 #032C18 #03182C

monochromatic

#1D0202 #1D0202 #2C0303 #650707 #9F0B0B

Accessibility & contrast

On white

18.73

#2C0303 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#2C0303 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C0303

18.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C0303	#FFFFFF	#000000	##FFFFFF
##2C0303	1.00	18.73	1.12	18.73
#FFFFFF	18.73	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F0C03

Deuteranopia (green-blind)

#191502

Tritanopia (blue-blind)

#320003

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #2c0303;
/* rgb */ color: rgb(44, 3, 3);
/* oklch */ color: oklch(19.1% 0.069 26.8);

Tailwind

colors: {
  custom: {
    50: '#684748',
    500: '#2c0303',
    950: '#000000',
  },
}

SCSS

$custom: #2c0303;
$custom-light: #684748;
$custom-dark: #000000;

JSON

{
  "hex": "#2c0303",
  "rgb": {
    "r": 44,
    "g": 3,
    "b": 3
  },
  "hsl": {
    "h": 0,
    "s": 87.234,
    "l": 9.216
  },
  "oklch": {
    "l": 0.19074,
    "c": 0.06895,
    "h": 26.8
  },
  "luminance": 0.00607
}

Semantic roles & 50–950 ramp

primary

#2C0303

secondary

#1B7070

accent

#FDFD2A

background

#F6F4F4

surface

#EBE6E6

border

#C6C2C2

text

#060000

muted

#7A7777

Preview Lab

Preview with #2C0303

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

Preview Lab → · Contrast checker → · Palette generator →