#2A0A03#2A0A03

#2A0A03 is a very dark, muted red. Relative luminance 0.007; OKLCH L 19.9% C 0.056 H 36.8°. Best body text is #FFFFFF at 18.37:1 contrast (WCAG AA passes).

Color values

HEX	#2A0A03
RGB	rgb(42, 10, 3)
HSL	hsl(11, 87%, 9%)
HSV	hsv(11, 93%, 16%)
CMYK	cmyk(0%, 76.2%, 92.9%, 83.5%)
CIE-LAB	lab(6.47, 15.56, 8.76)
CIE-LCH	lch(6.47, 17.86, 29.36°)
OKLab	oklab(19.88% 0.0449 0.0336)
OKLCH	oklch(19.88% 0.056 36.8)
XYZ	xyz(1.0799, 0.7160, 0.1675)
Luminance	0.0072 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A0A03 #03232A

analogous

#2A0310 #2A0A03 #2A1E03

triadic

#2A0A03 #032A0A #0A032A

tetradic

#2A0A03 #102A03 #03232A #1E032A

square

#2A0A03 #102A03 #03232A #1E032A

split-complementary

#2A0A03 #032A1E #03102A

monochromatic

#1D0702 #1D0702 #2A0A03 #631807 #9C250B

Accessibility & contrast

On white

18.37

#2A0A03 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#2A0A03 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A0A03

18.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A0A03	#FFFFFF	#000000	##FFFFFF
##2A0A03	1.00	18.37	1.14	18.37
#FFFFFF	18.37	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131002

Deuteranopia (green-blind)

#1B1702

Tritanopia (blue-blind)

#2F0408

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #2a0a03;
/* rgb */ color: rgb(42, 10, 3);
/* oklch */ color: oklch(19.9% 0.056 36.8);

Tailwind

colors: {
  custom: {
    50: '#664b48',
    500: '#2a0a03',
    950: '#000000',
  },
}

SCSS

$custom: #2a0a03;
$custom-light: #664b48;
$custom-dark: #000000;

JSON

{
  "hex": "#2a0a03",
  "rgb": {
    "r": 42,
    "g": 10,
    "b": 3
  },
  "hsl": {
    "h": 10.769,
    "s": 86.667,
    "l": 8.824
  },
  "oklch": {
    "l": 0.19882,
    "c": 0.05608,
    "h": 36.8
  },
  "luminance": 0.00716
}

Semantic roles & 50–950 ramp

primary

#2A0A03

secondary

#1B5F6E

accent

#D7FD2B

background

#F6F4F4

surface

#EBE7E6

border

#C6C3C2

text

#060100

muted

#7A7777

Preview Lab

Preview with #2A0A03

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

Preview Lab → · Contrast checker → · Palette generator →