#A11C25#A11C25

#A11C25 is a mid, vivid red. Relative luminance 0.085; OKLCH L 46.1% C 0.167 H 24.0°. Best body text is #FFFFFF at 7.75:1 contrast (WCAG AA passes).

Color values

HEX#A11C25
RGBrgb(161, 28, 37)
HSLhsl(356, 70%, 37%)
HSVhsv(356, 83%, 63%)
CMYKcmyk(0%, 82.6%, 77%, 36.9%)
CIE-LABlab(35.09, 52.65, 30.60)
CIE-LCHlch(35.09, 60.90, 30.16°)
OKLaboklab(46.09% 0.1528 0.068)
OKLCHoklch(46.09% 0.167 24)
XYZxyz(15.4490, 8.5436, 2.5856)
Luminance0.0854 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A11C25 #1CA198
analogous
#A11C68 #A11C25 #A1561C
triadic
#A11C25 #25A11C #1C25A1
tetradic
#A11C25 #68A11C #1CA198 #561CA1
square
#A11C25 #68A11C #1CA198 #561CA1
split-complementary
#A11C25 #1CA156 #1C68A1
monochromatic
#390A0D #6D1319 #A11C25 #D52531 #E2565F

Accessibility & contrast

On white

7.75
#A11C25 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.71
#A11C25 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11C25
7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A11C25#FFFFFF#000000##FFFFFF
##A11C251.007.752.717.75
#FFFFFF7.751.0021.001.00
#0000002.7121.001.0021.00
##FFFFFF7.751.0021.001.00

Color blindness preview

Protanopia (red-blind)
#474024
Deuteranopia (green-blind)
#675D20
Tritanopia (blue-blind)
#B20021
Achromatopsia (no color)
#525252

Design tokens & code

CSS
--color: #a11c25;
/* rgb */ color: rgb(161, 28, 37);
/* oklch */ color: oklch(46.1% 0.167 24.0);
Tailwind
colors: {
  custom: {
    50: '#c66760',
    500: '#a11c25',
    950: '#000000',
  },
}
SCSS
$custom: #a11c25;
$custom-light: #c66760;
$custom-dark: #000000;
JSON
{
  "hex": "#a11c25",
  "rgb": {
    "r": 161,
    "g": 28,
    "b": 37
  },
  "hsl": {
    "h": 355.94,
    "s": 70.37,
    "l": 37.059
  },
  "oklch": {
    "l": 0.46087,
    "c": 0.16728,
    "h": 24
  },
  "luminance": 0.08541
}

Semantic roles & 50–950 ramp

primary
#A11C25
secondary
#54C5BD
accent
#EDE13B
background
#FDF6F5
surface
#FAEBE9
border
#D3C6C5
text
#150704
muted
#837A79

Preview Lab

Preview with #A11C25

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

Preview Lab → · Contrast checker → · Palette generator →

#A11C25 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva