#AD241B#AD241B

#AD241B is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.8% C 0.174 H 29.0°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX#AD241B
RGBrgb(173, 36, 27)
HSLhsl(4, 73%, 39%)
HSVhsv(4, 84%, 68%)
CMYKcmyk(0%, 79.2%, 84.4%, 32.2%)
CIE-LABlab(38.25, 53.64, 40.24)
CIE-LCHlch(38.25, 67.06, 36.88°)
OKLaboklab(48.83% 0.1524 0.0846)
OKLCHoklch(48.83% 0.174 29)
XYZxyz(18.0645, 10.2281, 2.0598)
Luminance0.1022 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AD241B #1BA4AD
analogous
#AD1B5B #AD241B #AD6D1B
triadic
#AD241B #1BAD24 #241BAD
tetradic
#AD241B #5BAD1B #1BA4AD #6D1BAD
square
#AD241B #5BAD1B #1BA4AD #6D1BAD
split-complementary
#AD241B #1BAD6D #1B5BAD
monochromatic
#430E0A #781913 #AD241B #DD3328 #E6655D

Accessibility & contrast

On white

6.90
#AD241B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.05
#AD241B on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD241B
6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AD241B#FFFFFF#000000##FFFFFF
##AD241B1.006.903.056.90
#FFFFFF6.901.0021.001.00
#0000003.0521.001.0021.00
##FFFFFF6.901.0021.001.00

Color blindness preview

Protanopia (red-blind)
#504718
Deuteranopia (green-blind)
#716513
Tritanopia (blue-blind)
#BF0024
Achromatopsia (no color)
#5A5A5A

Design tokens & code

CSS
--color: #ad241b;
/* rgb */ color: rgb(173, 36, 27);
/* oklch */ color: oklch(48.8% 0.174 29.0);
Tailwind
colors: {
  custom: {
    50: '#cf6c59',
    500: '#ad241b',
    950: '#000000',
  },
}
SCSS
$custom: #ad241b;
$custom-light: #cf6c59;
$custom-dark: #000000;
JSON
{
  "hex": "#ad241b",
  "rgb": {
    "r": 173,
    "g": 36,
    "b": 27
  },
  "hsl": {
    "h": 3.699,
    "s": 73,
    "l": 39.216
  },
  "oklch": {
    "l": 0.48833,
    "c": 0.17434,
    "h": 29
  },
  "luminance": 0.10225
}

Semantic roles & 50–950 ramp

primary
#AD241B
secondary
#5AC3CA
accent
#E4F038
background
#FEF6F5
surface
#FCECE9
border
#D5C7C5
text
#160804
muted
#847A79

Preview Lab

Preview with #AD241B

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

Preview Lab → · Contrast checker → · Palette generator →

#AD241B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva