#2B040D#2B040D

#2B040D is a very dark, moderate red. Relative luminance 0.006; OKLCH L 19.3% C 0.065 H 11.0°. Best body text is #FFFFFF at 18.65:1 contrast (WCAG AA passes).

Color values

HEX	#2B040D
RGB	rgb(43, 4, 13)
HSL	hsl(346, 83%, 9%)
HSV	hsv(346, 91%, 17%)
CMYK	cmyk(0%, 90.7%, 69.8%, 83.1%)
CIE-LAB	lab(5.69, 20.04, 3.46)
CIE-LCH	lch(5.69, 20.34, 9.80°)
OKLab	oklab(19.3% 0.0642 0.0125)
OKLCH	oklch(19.3% 0.065 11)
XYZ	xyz(1.1124, 0.6296, 0.4436)
Luminance	0.0063 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B040D #042B22

analogous

#2B0421 #2B040D #2B0F04

triadic

#2B040D #0D2B04 #040D2B

tetradic

#2B040D #212B04 #042B22 #0F042B

square

#2B040D #212B04 #042B22 #0F042B

split-complementary

#2B040D #042B0F #04212B

monochromatic

#1C0308 #1C0308 #2B040D #63091E #9B0E2F

Accessibility & contrast

On white

18.65

#2B040D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#2B040D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B040D

18.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B040D	#FFFFFF	#000000	##FFFFFF
##2B040D	1.00	18.65	1.13	18.65
#FFFFFF	18.65	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D0D0D

Deuteranopia (green-blind)

#18160C

Tritanopia (blue-blind)

#300007

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #2b040d;
/* rgb */ color: rgb(43, 4, 13);
/* oklch */ color: oklch(19.3% 0.065 11.0);

Tailwind

colors: {
  custom: {
    50: '#67484d',
    500: '#2b040d',
    950: '#000000',
  },
}

SCSS

$custom: #2b040d;
$custom-light: #67484d;
$custom-dark: #000000;

JSON

{
  "hex": "#2b040d",
  "rgb": {
    "r": 43,
    "g": 4,
    "b": 13
  },
  "hsl": {
    "h": 346.154,
    "s": 82.979,
    "l": 9.216
  },
  "oklch": {
    "l": 0.19302,
    "c": 0.06538,
    "h": 11
  },
  "luminance": 0.00629
}

Semantic roles & 50–950 ramp

primary

#2B040D

secondary

#1D6E5B

accent

#F9CB2E

background

#F6F4F4

surface

#EBE6E7

border

#C6C2C3

text

#060001

muted

#7A7777

Preview Lab

Preview with #2B040D

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

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