#B33822#B33822

#B33822 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.9% C 0.163 H 32.5°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX#B33822
RGBrgb(179, 56, 34)
HSLhsl(9, 68%, 42%)
HSVhsv(9, 81%, 70%)
CMYKcmyk(0%, 68.7%, 81%, 29.8%)
CIE-LABlab(42.05, 48.65, 40.61)
CIE-LCHlch(42.05, 63.37, 39.85°)
OKLaboklab(51.9% 0.1375 0.0875)
OKLCHoklch(51.9% 0.163 32.5)
XYZxyz(20.2957, 12.5306, 2.8630)
Luminance0.1253 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B33822 #229DB3
analogous
#B32255 #B33822 #B38022
triadic
#B33822 #22B338 #3822B3
tetradic
#B33822 #55B322 #229DB3 #8022B3
square
#B33822 #55B322 #229DB3 #8022B3
split-complementary
#B33822 #22B380 #2255B3
monochromatic
#4C180E #802818 #B33822 #D95139 #E37E6C

Accessibility & contrast

On white

5.99
#B33822 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.51
#B33822 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33822
5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B33822#FFFFFF#000000##FFFFFF
##B338221.005.993.515.99
#FFFFFF5.991.0021.001.00
#0000003.5121.001.0021.00
##FFFFFF5.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5C521E
Deuteranopia (green-blind)
#7A6D1C
Tritanopia (blue-blind)
#C50C34
Achromatopsia (no color)
#636363

Design tokens & code

CSS
--color: #b33822;
/* rgb */ color: rgb(179, 56, 34);
/* oklch */ color: oklch(51.9% 0.163 32.5);
Tailwind
colors: {
  custom: {
    50: '#d3765f',
    500: '#b33822',
    950: '#000000',
  },
}
SCSS
$custom: #b33822;
$custom-light: #d3765f;
$custom-dark: #000000;
JSON
{
  "hex": "#b33822",
  "rgb": {
    "r": 179,
    "g": 56,
    "b": 34
  },
  "hsl": {
    "h": 9.103,
    "s": 68.075,
    "l": 41.765
  },
  "oklch": {
    "l": 0.51898,
    "c": 0.16299,
    "h": 32.5
  },
  "luminance": 0.12528
}

Semantic roles & 50–950 ramp

primary
#B33822
secondary
#68BAC9
accent
#D1EB3D
background
#FEF7F5
surface
#FCEDE9
border
#D5C8C5
text
#160905
muted
#847B79

Preview Lab

Preview with #B33822

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

Preview Lab → · Contrast checker → · Palette generator →

#B33822 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva