#2B0B09#2B0B09

#2B0B09 is a very dark, muted red. Relative luminance 0.008; OKLCH L 20.4% C 0.054 H 26.5°. Best body text is #FFFFFF at 18.19:1 contrast (WCAG AA passes).

Color values

HEX	#2B0B09
RGB	rgb(43, 11, 9)
HSL	hsl(4, 65%, 10%)
HSV	hsv(4, 79%, 17%)
CMYK	cmyk(0%, 74.4%, 79.1%, 83.1%)
CIE-LAB	lab(6.98, 16.24, 7.08)
CIE-LCH	lch(6.98, 17.72, 23.56°)
OKLab	oklab(20.4% 0.0481 0.024)
OKLCH	oklch(20.4% 0.054 26.5)
XYZ	xyz(1.1654, 0.7728, 0.3462)
Luminance	0.0077 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B0B09 #09292B

analogous

#2B0918 #2B0B09 #2B1C09

triadic

#2B0B09 #092B0B #0B092B

tetradic

#2B0B09 #182B09 #09292B #1C092B

square

#2B0B09 #182B09 #09292B #1C092B

split-complementary

#2B0B09 #092B1C #09182B

monochromatic

#190605 #190605 #2B0B09 #5E1814 #90251E

Accessibility & contrast

On white

18.19

#2B0B09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#2B0B09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B0B09

18.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B0B09	#FFFFFF	#000000	##FFFFFF
##2B0B09	1.00	18.19	1.15	18.19
#FFFFFF	18.19	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131109

Deuteranopia (green-blind)

#1B1808

Tritanopia (blue-blind)

#30050B

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #2b0b09;
/* rgb */ color: rgb(43, 11, 9);
/* oklch */ color: oklch(20.4% 0.054 26.5);

Tailwind

colors: {
  custom: {
    50: '#674b4b',
    500: '#2b0b09',
    950: '#000000',
  },
}

SCSS

$custom: #2b0b09;
$custom-light: #674b4b;
$custom-dark: #000000;

JSON

{
  "hex": "#2b0b09",
  "rgb": {
    "r": 43,
    "g": 11,
    "b": 9
  },
  "hsl": {
    "h": 3.529,
    "s": 65.385,
    "l": 10.196
  },
  "oklch": {
    "l": 0.204,
    "c": 0.0538,
    "h": 26.5
  },
  "luminance": 0.00773
}

Semantic roles & 50–950 ramp

primary

#2B0B09

secondary

#276569

accent

#DEE83F

background

#F6F4F4

surface

#EBE7E7

border

#C6C3C3

text

#060101

muted

#7A7777

Preview Lab

Preview with #2B0B09

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

Preview Lab → · Contrast checker → · Palette generator →