#AD3B20#AD3B20

#AD3B20 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.2% C 0.154 H 34.5°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX#AD3B20
RGBrgb(173, 59, 32)
HSLhsl(11, 69%, 40%)
HSVhsv(11, 82%, 68%)
CMYKcmyk(0%, 65.9%, 81.5%, 32.2%)
CIE-LABlab(41.41, 45.23, 40.64)
CIE-LCHlch(41.41, 60.80, 41.94°)
OKLaboklab(51.21% 0.1272 0.0874)
OKLCHoklch(51.21% 0.154 34.5)
XYZxyz(19.0604, 12.1193, 2.7018)
Luminance0.1212 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AD3B20 #2092AD
analogous
#AD204C #AD3B20 #AD8120
triadic
#AD3B20 #20AD3B #3B20AD
tetradic
#AD3B20 #4CAD20 #2092AD #8120AD
square
#AD3B20 #4CAD20 #2092AD #8120AD
split-complementary
#AD3B20 #20AD81 #204CAD
monochromatic
#46180D #792916 #AD3B20 #D95131 #E27D65

Accessibility & contrast

On white

6.13
#AD3B20 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.42
#AD3B20 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3B20
6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AD3B20#FFFFFF#000000##FFFFFF
##AD3B201.006.133.426.13
#FFFFFF6.131.0021.001.00
#0000003.4221.001.0021.00
##FFFFFF6.131.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5C521C
Deuteranopia (green-blind)
#786B1B
Tritanopia (blue-blind)
#BF1A36
Achromatopsia (no color)
#626262

Design tokens & code

CSS
--color: #ad3b20;
/* rgb */ color: rgb(173, 59, 32);
/* oklch */ color: oklch(51.2% 0.154 34.5);
Tailwind
colors: {
  custom: {
    50: '#ce775e',
    500: '#ad3b20',
    950: '#000000',
  },
}
SCSS
$custom: #ad3b20;
$custom-light: #ce775e;
$custom-dark: #000000;
JSON
{
  "hex": "#ad3b20",
  "rgb": {
    "r": 173,
    "g": 59,
    "b": 32
  },
  "hsl": {
    "h": 11.489,
    "s": 68.78,
    "l": 40.196
  },
  "oklch": {
    "l": 0.51207,
    "c": 0.1543,
    "h": 34.5
  },
  "luminance": 0.12116
}

Semantic roles & 50–950 ramp

primary
#AD3B20
secondary
#61B4C8
accent
#CAEC3C
background
#FDF7F5
surface
#FBEDE9
border
#D4C8C5
text
#150904
muted
#837B79

Preview Lab

Preview with #AD3B20

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

Preview Lab → · Contrast checker → · Palette generator →

#AD3B20 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva