#2B050B#2B050B

#2B050B is a very dark, moderate red. Relative luminance 0.006; OKLCH L 19.4% C 0.063 H 15.4°. Best body text is #FFFFFF at 18.60:1 contrast (WCAG AA passes).

Color values

HEX	#2B050B
RGB	rgb(43, 5, 11)
HSL	hsl(351, 79%, 9%)
HSV	hsv(351, 88%, 17%)
CMYK	cmyk(0%, 88.4%, 74.4%, 83.1%)
CIE-LAB	lab(5.84, 19.34, 4.59)
CIE-LCH	lch(5.84, 19.87, 13.36°)
OKLab	oklab(19.42% 0.061 0.0168)
OKLCH	oklch(19.42% 0.063 15.4)
XYZ	xyz(1.1110, 0.6465, 0.3828)
Luminance	0.0065 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B050B #052B25

analogous

#2B051E #2B050B #2B1205

triadic

#2B050B #0B2B05 #050B2B

tetradic

#2B050B #1E2B05 #052B25 #12052B

square

#2B050B #1E2B05 #052B25 #12052B

split-complementary

#2B050B #052B12 #051E2B

monochromatic

#1B0307 #1B0307 #2B050B #620B19 #991227

Accessibility & contrast

On white

18.60

#2B050B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#2B050B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B050B

18.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B050B	#FFFFFF	#000000	##FFFFFF
##2B050B	1.00	18.60	1.13	18.60
#FFFFFF	18.60	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F0E0B

Deuteranopia (green-blind)

#18160A

Tritanopia (blue-blind)

#300007

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #2b050b;
/* rgb */ color: rgb(43, 5, 11);
/* oklch */ color: oklch(19.4% 0.063 15.4);

Tailwind

colors: {
  custom: {
    50: '#67484c',
    500: '#2b050b',
    950: '#000000',
  },
}

SCSS

$custom: #2b050b;
$custom-light: #67484c;
$custom-dark: #000000;

JSON

{
  "hex": "#2b050b",
  "rgb": {
    "r": 43,
    "g": 5,
    "b": 11
  },
  "hsl": {
    "h": 350.526,
    "s": 79.167,
    "l": 9.412
  },
  "oklch": {
    "l": 0.19424,
    "c": 0.06323,
    "h": 15.4
  },
  "luminance": 0.00646
}

Semantic roles & 50–950 ramp

primary

#2B050B

secondary

#1F6D60

accent

#F6D732

background

#F6F4F4

surface

#EBE6E7

border

#C6C2C3

text

#060001

muted

#7A7777

Preview Lab

Preview with #2B050B

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

Preview Lab → · Contrast checker → · Palette generator →