#B74138#B74138

#B74138 is a mid, vivid red. Relative luminance 0.141; OKLCH L 53.9% C 0.155 H 27.8°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX#B74138
RGBrgb(183, 65, 56)
HSLhsl(4, 53%, 47%)
HSVhsv(4, 69%, 72%)
CMYKcmyk(0%, 64.5%, 69.4%, 28.2%)
CIE-LABlab(44.43, 47.16, 31.14)
CIE-LCHlch(44.43, 56.51, 33.44°)
OKLaboklab(53.9% 0.1368 0.072)
OKLCHoklch(53.9% 0.155 27.8)
XYZxyz(22.1348, 14.1365, 5.3037)
Luminance0.1413 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B74138 #38AEB7
analogous
#B7386F #B74138 #B78138
triadic
#B74138 #38B741 #4138B7
tetradic
#B74138 #6FB738 #38AEB7 #8138B7
square
#B74138 #6FB738 #38AEB7 #8138B7
split-complementary
#B74138 #38B781 #386FB7
monochromatic
#59201B #88302A #B74138 #CE665E #DC938D

Accessibility & contrast

On white

5.49
#B74138 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.83
#B74138 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B74138
5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B74138#FFFFFF#000000##FFFFFF
##B741381.005.493.835.49
#FFFFFF5.491.0021.001.00
#0000003.8321.001.0021.00
##FFFFFF5.491.0021.001.00

Color blindness preview

Protanopia (red-blind)
#615936
Deuteranopia (green-blind)
#7E7335
Tritanopia (blue-blind)
#C92440
Achromatopsia (no color)
#696969

Design tokens & code

CSS
--color: #b74138;
/* rgb */ color: rgb(183, 65, 56);
/* oklch */ color: oklch(53.9% 0.155 27.8);
Tailwind
colors: {
  custom: {
    50: '#d47b6f',
    500: '#b74138',
    950: '#000000',
  },
}
SCSS
$custom: #b74138;
$custom-light: #d47b6f;
$custom-dark: #000000;
JSON
{
  "hex": "#b74138",
  "rgb": {
    "r": 183,
    "g": 65,
    "b": 56
  },
  "hsl": {
    "h": 4.252,
    "s": 53.138,
    "l": 46.863
  },
  "oklch": {
    "l": 0.53899,
    "c": 0.15459,
    "h": 27.8
  },
  "luminance": 0.14133
}

Semantic roles & 50–950 ramp

primary
#B74138
secondary
#84C2C7
accent
#D2DD4B
background
#FEF7F6
surface
#FCEEEC
border
#D5C9C7
text
#160A07
muted
#847C7A

Preview Lab

Preview with #B74138

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

Preview Lab → · Contrast checker → · Palette generator →

#B74138 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva