#2B0405#2B0405

#2B0405 is a very dark, moderate red. Relative luminance 0.006; OKLCH L 19.1% C 0.065 H 24.2°. Best body text is #FFFFFF at 18.71:1 contrast (WCAG AA passes).

Color values

HEX	#2B0405
RGB	rgb(43, 4, 5)
HSL	hsl(358, 83%, 9%)
HSV	hsv(358, 91%, 17%)
CMYK	cmyk(0%, 90.7%, 88.4%, 83.1%)
CIE-LAB	lab(5.52, 19.19, 6.59)
CIE-LCH	lch(5.52, 20.29, 18.94°)
OKLab	oklab(19.08% 0.0597 0.0268)
OKLCH	oklch(19.08% 0.065 24.2)
XYZ	xyz(1.0672, 0.6115, 0.2054)
Luminance	0.0061 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B0405 #042B2A

analogous

#2B0419 #2B0405 #2B1704

triadic

#2B0405 #052B04 #04052B

tetradic

#2B0405 #192B04 #042B2A #17042B

square

#2B0405 #192B04 #042B2A #17042B

split-complementary

#2B0405 #042B17 #04192B

monochromatic

#1C0303 #1C0303 #2B0405 #63090C #9B0E12

Accessibility & contrast

On white

18.71

#2B0405 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#2B0405 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B0405

18.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B0405	#FFFFFF	#000000	##FFFFFF
##2B0405	1.00	18.71	1.12	18.71
#FFFFFF	18.71	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F0D05

Deuteranopia (green-blind)

#191504

Tritanopia (blue-blind)

#300005

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #2b0405;
/* rgb */ color: rgb(43, 4, 5);
/* oklch */ color: oklch(19.1% 0.065 24.2);

Tailwind

colors: {
  custom: {
    50: '#674849',
    500: '#2b0405',
    950: '#000000',
  },
}

SCSS

$custom: #2b0405;
$custom-light: #674849;
$custom-dark: #000000;

JSON

{
  "hex": "#2b0405",
  "rgb": {
    "r": 43,
    "g": 4,
    "b": 5
  },
  "hsl": {
    "h": 358.462,
    "s": 82.979,
    "l": 9.216
  },
  "oklch": {
    "l": 0.19082,
    "c": 0.06546,
    "h": 24.2
  },
  "luminance": 0.00611
}

Semantic roles & 50–950 ramp

primary

#2B0405

secondary

#1D6E6C

accent

#F9F42E

background

#F6F4F4

surface

#EBE6E6

border

#C6C2C2

text

#060000

muted

#7A7777

Preview Lab

Preview with #2B0405

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

Preview Lab → · Contrast checker → · Palette generator →