#A33C22#A33C22

#A33C22 is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.7% C 0.142 H 35.2°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX#A33C22
RGBrgb(163, 60, 34)
HSLhsl(12, 65%, 39%)
HSVhsv(12, 79%, 64%)
CMYKcmyk(0%, 63.2%, 79.1%, 36.1%)
CIE-LABlab(39.81, 41.22, 37.42)
CIE-LCHlch(39.81, 55.67, 42.24°)
OKLaboklab(49.68% 0.1161 0.0819)
OKLCHoklch(49.68% 0.142 35.2)
XYZxyz(17.0107, 11.1362, 2.7668)
Luminance0.1113 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A33C22 #2289A3
analogous
#A32248 #A33C22 #A37C22
triadic
#A33C22 #22A33C #3C22A3
tetradic
#A33C22 #48A322 #2289A3 #7C22A3
square
#A33C22 #48A322 #2289A3 #7C22A3
split-complementary
#A33C22 #22A37C #2248A3
monochromatic
#3E170D #702917 #A33C22 #D4502F #DE7A61

Accessibility & contrast

On white

6.51
#A33C22 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.23
#A33C22 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33C22
6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A33C22#FFFFFF#000000##FFFFFF
##A33C221.006.513.236.51
#FFFFFF6.511.0021.001.00
#0000003.2321.001.0021.00
##FFFFFF6.511.0021.001.00

Color blindness preview

Protanopia (red-blind)
#594F1E
Deuteranopia (green-blind)
#72661E
Tritanopia (blue-blind)
#B32237
Achromatopsia (no color)
#5E5E5E

Design tokens & code

CSS
--color: #a33c22;
/* rgb */ color: rgb(163, 60, 34);
/* oklch */ color: oklch(49.7% 0.142 35.2);
Tailwind
colors: {
  custom: {
    50: '#c6765f',
    500: '#a33c22',
    950: '#000000',
  },
}
SCSS
$custom: #a33c22;
$custom-light: #c6765f;
$custom-dark: #000000;
JSON
{
  "hex": "#a33c22",
  "rgb": {
    "r": 163,
    "g": 60,
    "b": 34
  },
  "hsl": {
    "h": 12.093,
    "s": 65.482,
    "l": 38.627
  },
  "oklch": {
    "l": 0.49675,
    "c": 0.14208,
    "h": 35.2
  },
  "luminance": 0.11134
}

Semantic roles & 50–950 ramp

primary
#A33C22
secondary
#5EAFC3
accent
#C6E83F
background
#FDF7F5
surface
#FAEDE9
border
#D3C8C5
text
#140904
muted
#837B79

Preview Lab

Preview with #A33C22

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

Preview Lab → · Contrast checker → · Palette generator →

#A33C22 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva