#B73741#B73741

#B73741 is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.9% C 0.164 H 20.5°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX#B73741
RGBrgb(183, 55, 65)
HSLhsl(355, 54%, 47%)
HSVhsv(355, 70%, 72%)
CMYKcmyk(0%, 69.9%, 64.5%, 28.2%)
CIE-LABlab(43.04, 51.82, 24.05)
CIE-LCHlch(43.04, 57.13, 24.90°)
OKLaboklab(52.91% 0.1534 0.0574)
OKLCHoklch(52.91% 0.164 20.5)
XYZxyz(21.8510, 13.1844, 6.3943)
Luminance0.1318 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B73741 #37B7AD
analogous
#B73781 #B73741 #B76D37
triadic
#B73741 #41B737 #3741B7
tetradic
#B73741 #81B737 #37B7AD #6D37B7
square
#B73741 #81B737 #37B7AD #6D37B7
split-complementary
#B73741 #37B76D #3781B7
monochromatic
#591B20 #882930 #B73741 #CE5D66 #DC8C92

Accessibility & contrast

On white

5.78
#B73741 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.64
#B73741 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B73741
5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B73741#FFFFFF#000000##FFFFFF
##B737411.005.783.645.78
#FFFFFF5.781.0021.001.00
#0000003.6421.001.0021.00
##FFFFFF5.781.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5A5440
Deuteranopia (green-blind)
#7A703D
Tritanopia (blue-blind)
#C9123C
Achromatopsia (no color)
#666666

Design tokens & code

CSS
--color: #b73741;
/* rgb */ color: rgb(183, 55, 65);
/* oklch */ color: oklch(52.9% 0.164 20.5);
Tailwind
colors: {
  custom: {
    50: '#d47675',
    500: '#b73741',
    950: '#000000',
  },
}
SCSS
$custom: #b73741;
$custom-light: #d47675;
$custom-dark: #000000;
JSON
{
  "hex": "#b73741",
  "rgb": {
    "r": 183,
    "g": 55,
    "b": 65
  },
  "hsl": {
    "h": 355.313,
    "s": 53.782,
    "l": 46.667
  },
  "oklch": {
    "l": 0.52905,
    "c": 0.16375,
    "h": 20.5
  },
  "luminance": 0.13181
}

Semantic roles & 50–950 ramp

primary
#B73741
secondary
#83C7C2
accent
#DDD24B
background
#FEF7F7
surface
#FCEDED
border
#D5C8C8
text
#160908
muted
#847B7B

Preview Lab

Preview with #B73741

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

Preview Lab → · Contrast checker → · Palette generator →

#B73741 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva