#2B0406#2B0406

#2B0406 is a very dark, moderate red. Relative luminance 0.006; OKLCH L 19.1% C 0.065 H 22.4°. Best body text is #FFFFFF at 18.70:1 contrast (WCAG AA passes).

Color values

HEX	#2B0406
RGB	rgb(43, 4, 6)
HSL	hsl(357, 83%, 9%)
HSV	hsv(357, 91%, 17%)
CMYK	cmyk(0%, 90.7%, 86%, 83.1%)
CIE-LAB	lab(5.54, 19.29, 6.21)
CIE-LCH	lch(5.54, 20.27, 17.84°)
OKLab	oklab(19.11% 0.0604 0.0249)
OKLCH	oklch(19.11% 0.065 22.4)
XYZ	xyz(1.0727, 0.6137, 0.2342)
Luminance	0.0061 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B0406 #042B29

analogous

#2B041A #2B0406 #2B1604

triadic

#2B0406 #062B04 #04062B

tetradic

#2B0406 #1A2B04 #042B29 #16042B

square

#2B0406 #1A2B04 #042B29 #16042B

split-complementary

#2B0406 #042B16 #041A2B

monochromatic

#1C0304 #1C0304 #2B0406 #63090E #9B0E16

Accessibility & contrast

On white

18.70

#2B0406 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#2B0406 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B0406

18.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B0406	#FFFFFF	#000000	##FFFFFF
##2B0406	1.00	18.70	1.12	18.70
#FFFFFF	18.70	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F0D06

Deuteranopia (green-blind)

#191505

Tritanopia (blue-blind)

#300005

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #2b0406;
/* rgb */ color: rgb(43, 4, 6);
/* oklch */ color: oklch(19.1% 0.065 22.4);

Tailwind

colors: {
  custom: {
    50: '#674849',
    500: '#2b0406',
    950: '#000000',
  },
}

SCSS

$custom: #2b0406;
$custom-light: #674849;
$custom-dark: #000000;

JSON

{
  "hex": "#2b0406",
  "rgb": {
    "r": 43,
    "g": 4,
    "b": 6
  },
  "hsl": {
    "h": 356.923,
    "s": 82.979,
    "l": 9.216
  },
  "oklch": {
    "l": 0.19109,
    "c": 0.06529,
    "h": 22.4
  },
  "luminance": 0.00614
}

Semantic roles & 50–950 ramp

primary

#2B0406

secondary

#1D6E6A

accent

#F9EF2E

background

#F6F4F4

surface

#EBE6E6

border

#C6C2C2

text

#060000

muted

#7A7777

Preview Lab

Preview with #2B0406

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

Preview Lab → · Contrast checker → · Palette generator →