#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
RGBrgb(161, 33, 26)
HSLhsl(3, 72%, 37%)
HSVhsv(3, 84%, 63%)
CMYKcmyk(0%, 79.5%, 83.9%, 36.9%)
CIE-LABlab(35.48, 50.85, 37.33)
CIE-LCHlch(35.48, 63.08, 36.28°)
OKLaboklab(46.34% 0.1448 0.0791)
OKLCHoklch(46.34% 0.165 28.6)
XYZxyz(15.4302, 8.7419, 1.8520)
Luminance0.0874 (WCAG relative)
Temperaturewarm
Familyred

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
##A1211A1.007.642.757.64
#FFFFFF7.641.0021.001.00
#0000002.7521.001.0021.00
##FFFFFF7.641.0021.001.00

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 →

#A1211A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva