#2B040C#2B040C

#2B040C is a very dark, moderate red. Relative luminance 0.006; OKLCH L 19.3% C 0.065 H 12.6°. Best body text is #FFFFFF at 18.66:1 contrast (WCAG AA passes).

Color values

HEX	#2B040C
RGB	rgb(43, 4, 12)
HSL	hsl(348, 83%, 9%)
HSV	hsv(348, 91%, 17%)
CMYK	cmyk(0%, 90.7%, 72.1%, 83.1%)
CIE-LAB	lab(5.66, 19.93, 3.89)
CIE-LCH	lch(5.66, 20.30, 11.06°)
OKLab	oklab(19.27% 0.0637 0.0143)
OKLCH	oklch(19.27% 0.065 12.6)
XYZ	xyz(1.1061, 0.6271, 0.4106)
Luminance	0.0063 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B040C #042B23

analogous

#2B0420 #2B040C #2B1004

triadic

#2B040C #0C2B04 #040C2B

tetradic

#2B040C #202B04 #042B23 #10042B

square

#2B040C #202B04 #042B23 #10042B

split-complementary

#2B040C #042B10 #04202B

monochromatic

#1C0308 #1C0308 #2B040C #63091C #9B0E2B

Accessibility & contrast

On white

18.66

#2B040C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#2B040C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B040C

18.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B040C	#FFFFFF	#000000	##FFFFFF
##2B040C	1.00	18.66	1.13	18.66
#FFFFFF	18.66	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D0D0C

Deuteranopia (green-blind)

#18150B

Tritanopia (blue-blind)

#300007

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #2b040c;
/* rgb */ color: rgb(43, 4, 12);
/* oklch */ color: oklch(19.3% 0.065 12.6);

Tailwind

colors: {
  custom: {
    50: '#67484c',
    500: '#2b040c',
    950: '#000000',
  },
}

SCSS

$custom: #2b040c;
$custom-light: #67484c;
$custom-dark: #000000;

JSON

{
  "hex": "#2b040c",
  "rgb": {
    "r": 43,
    "g": 4,
    "b": 12
  },
  "hsl": {
    "h": 347.692,
    "s": 82.979,
    "l": 9.216
  },
  "oklch": {
    "l": 0.19272,
    "c": 0.06525,
    "h": 12.6
  },
  "luminance": 0.00627
}

Semantic roles & 50–950 ramp

primary

#2B040C

secondary

#1D6E5D

accent

#F9D02E

background

#F6F4F4

surface

#EBE6E7

border

#C6C2C3

text

#060001

muted

#7A7777

Preview Lab

Preview with #2B040C

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

Preview Lab → · Contrast checker → · Palette generator →