#A1211A#A1211A

#A1211A is a mid, vivid red. Relative luminance 0.087; OKLCH L 46.3% C 0.165 H 28.6°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#A1211A
RGB	rgb(161, 33, 26)
HSL	hsl(3, 72%, 37%)
HSV	hsv(3, 84%, 63%)
CMYK	cmyk(0%, 79.5%, 83.9%, 36.9%)
CIE-LAB	lab(35.48, 50.85, 37.33)
CIE-LCH	lch(35.48, 63.08, 36.28°)
OKLab	oklab(46.34% 0.1448 0.0791)
OKLCH	oklch(46.34% 0.165 28.6)
XYZ	xyz(15.4302, 8.7419, 1.8520)
Luminance	0.0874 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1211A #1A9AA1

analogous

#A11A57 #A1211A #A1651A

triadic

#A1211A #1AA121 #211AA1

tetradic

#A1211A #57A11A #1A9AA1 #651AA1

square

#A1211A #57A11A #1A9AA1 #651AA1

split-complementary

#A1211A #1AA165 #1A57A1

monochromatic

#380B09 #6C1611 #A1211A #D62C23 #E35A52

Accessibility & contrast

On white

7.64

#A1211A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#A1211A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A1211A

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1211A	#FFFFFF	#000000	##FFFFFF
##A1211A	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4217

Deuteranopia (green-blind)

#695D13

Tritanopia (blue-blind)

#B20021

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #a1211a;
/* rgb */ color: rgb(161, 33, 26);
/* oklch */ color: oklch(46.3% 0.165 28.6);

Tailwind

colors: {
  custom: {
    50: '#c66958',
    500: '#a1211a',
    950: '#000000',
  },
}

SCSS

$custom: #a1211a;
$custom-light: #c66958;
$custom-dark: #000000;

JSON

{
  "hex": "#a1211a",
  "rgb": {
    "r": 161,
    "g": 33,
    "b": 26
  },
  "hsl": {
    "h": 3.111,
    "s": 72.193,
    "l": 36.667
  },
  "oklch": {
    "l": 0.46341,
    "c": 0.16499,
    "h": 28.6
  },
  "luminance": 0.08739
}

Semantic roles & 50–950 ramp

primary

#A1211A

secondary

#51C0C6

accent

#E5EF39

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A1211A

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

Preview Lab → · Contrast checker → · Palette generator →