#B43920#B43920

#B43920 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.2% C 0.164 H 33.3°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX#B43920
RGBrgb(180, 57, 32)
HSLhsl(10, 70%, 42%)
HSVhsv(10, 82%, 71%)
CMYKcmyk(0%, 68.3%, 82.2%, 29.4%)
CIE-LABlab(42.36, 48.52, 42.00)
CIE-LCHlch(42.36, 64.17, 40.88°)
OKLaboklab(52.16% 0.1367 0.0898)
OKLCHoklch(52.16% 0.164 33.3)
XYZxyz(20.5486, 12.7369, 2.7427)
Luminance0.1273 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B43920 #209BB4
analogous
#B42051 #B43920 #B48320
triadic
#B43920 #20B439 #3920B4
tetradic
#B43920 #51B420 #209BB4 #8320B4
square
#B43920 #51B420 #209BB4 #8320B4
split-complementary
#B43920 #20B483 #2051B4
monochromatic
#4C180E #802917 #B43920 #DB5236 #E47F6A

Accessibility & contrast

On white

5.92
#B43920 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.55
#B43920 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43920
5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B43920#FFFFFF#000000##FFFFFF
##B439201.005.923.555.92
#FFFFFF5.921.0021.001.00
#0000003.5521.001.0021.00
##FFFFFF5.921.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5D531C
Deuteranopia (green-blind)
#7B6E1A
Tritanopia (blue-blind)
#C60E34
Achromatopsia (no color)
#646464

Design tokens & code

CSS
--color: #b43920;
/* rgb */ color: rgb(180, 57, 32);
/* oklch */ color: oklch(52.2% 0.164 33.3);
Tailwind
colors: {
  custom: {
    50: '#d3765e',
    500: '#b43920',
    950: '#000000',
  },
}
SCSS
$custom: #b43920;
$custom-light: #d3765e;
$custom-dark: #000000;
JSON
{
  "hex": "#b43920",
  "rgb": {
    "r": 180,
    "g": 57,
    "b": 32
  },
  "hsl": {
    "h": 10.135,
    "s": 69.811,
    "l": 41.569
  },
  "oklch": {
    "l": 0.52164,
    "c": 0.1635,
    "h": 33.3
  },
  "luminance": 0.12734
}

Semantic roles & 50–950 ramp

primary
#B43920
secondary
#66B9CA
accent
#CFED3B
background
#FEF7F5
surface
#FCEDE9
border
#D5C8C5
text
#160904
muted
#847B79

Preview Lab

Preview with #B43920

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

Preview Lab → · Contrast checker → · Palette generator →

#B43920 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva