#2A090B#2A090B

#2A090B is a very dark, muted red. Relative luminance 0.007; OKLCH L 19.9% C 0.055 H 20.1°. Best body text is #FFFFFF at 18.38:1 contrast (WCAG AA passes).

Color values

HEX	#2A090B
RGB	rgb(42, 9, 11)
HSL	hsl(356, 65%, 10%)
HSV	hsv(356, 79%, 16%)
CMYK	cmyk(0%, 78.6%, 73.8%, 83.5%)
CIE-LAB	lab(6.43, 16.86, 5.43)
CIE-LCH	lch(6.43, 17.71, 17.86°)
OKLab	oklab(19.91% 0.0516 0.0189)
OKLCH	oklch(19.91% 0.055 20.1)
XYZ	xyz(1.1130, 0.7119, 0.3953)
Luminance	0.0071 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A090B #092A28

analogous

#2A091B #2A090B #2A1809

triadic

#2A090B #0B2A09 #090B2A

tetradic

#2A090B #1B2A09 #092A28 #18092A

square

#2A090B #1B2A09 #092A28 #18092A

split-complementary

#2A090B #092A18 #091B2A

monochromatic

#190507 #190507 #2A090B #5C1418 #8F1F25

Accessibility & contrast

On white

18.38

#2A090B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#2A090B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A090B

18.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A090B	#FFFFFF	#000000	##FFFFFF
##2A090B	1.00	18.38	1.14	18.38
#FFFFFF	18.38	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11100B

Deuteranopia (green-blind)

#1A170A

Tritanopia (blue-blind)

#2F040A

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #2a090b;
/* rgb */ color: rgb(42, 9, 11);
/* oklch */ color: oklch(19.9% 0.055 20.1);

Tailwind

colors: {
  custom: {
    50: '#664a4c',
    500: '#2a090b',
    950: '#000000',
  },
}

SCSS

$custom: #2a090b;
$custom-light: #664a4c;
$custom-dark: #000000;

JSON

{
  "hex": "#2a090b",
  "rgb": {
    "r": 42,
    "g": 9,
    "b": 11
  },
  "hsl": {
    "h": 356.364,
    "s": 64.706,
    "l": 10
  },
  "oklch": {
    "l": 0.19908,
    "c": 0.05497,
    "h": 20.1
  },
  "luminance": 0.00712
}

Semantic roles & 50–950 ramp

primary

#2A090B

secondary

#276864

accent

#E8DE40

background

#F6F4F4

surface

#EBE7E7

border

#C6C3C3

text

#060101

muted

#7A7777

Preview Lab

Preview with #2A090B

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

Preview Lab → · Contrast checker → · Palette generator →