#B74528#B74528

#B74528 is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.2% C 0.154 H 35.3°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX#B74528
RGBrgb(183, 69, 40)
HSLhsl(12, 64%, 44%)
HSVhsv(12, 78%, 72%)
CMYKcmyk(0%, 62.3%, 78.1%, 28.2%)
CIE-LABlab(44.91, 44.63, 40.59)
CIE-LCHlch(44.91, 60.33, 42.28°)
OKLaboklab(54.21% 0.1258 0.089)
OKLCHoklch(54.21% 0.154 35.3)
XYZxyz(22.0420, 14.4798, 3.6413)
Luminance0.1448 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B74528 #289AB7
analogous
#B72852 #B74528 #B78C28
triadic
#B74528 #28B745 #4528B7
tetradic
#B74528 #52B728 #289AB7 #8C28B7
square
#B74528 #52B728 #289AB7 #8C28B7
split-complementary
#B74528 #28B78C #2852B7
monochromatic
#531F12 #85321D #B74528 #D66346 #E18D78

Accessibility & contrast

On white

5.39
#B74528 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.90
#B74528 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B74528
5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B74528#FFFFFF#000000##FFFFFF
##B745281.005.393.905.39
#FFFFFF5.391.0021.001.00
#0000003.9021.001.0021.00
##FFFFFF5.391.0021.001.00

Color blindness preview

Protanopia (red-blind)
#655A24
Deuteranopia (green-blind)
#817424
Tritanopia (blue-blind)
#C9283F
Achromatopsia (no color)
#6A6A6A

Design tokens & code

CSS
--color: #b74528;
/* rgb */ color: rgb(183, 69, 40);
/* oklch */ color: oklch(54.2% 0.154 35.3);
Tailwind
colors: {
  custom: {
    50: '#d57d64',
    500: '#b74528',
    950: '#000000',
  },
}
SCSS
$custom: #b74528;
$custom-light: #d57d64;
$custom-dark: #000000;
JSON
{
  "hex": "#b74528",
  "rgb": {
    "r": 183,
    "g": 69,
    "b": 40
  },
  "hsl": {
    "h": 12.168,
    "s": 64.126,
    "l": 43.725
  },
  "oklch": {
    "l": 0.54205,
    "c": 0.15405,
    "h": 35.3
  },
  "luminance": 0.14477
}

Semantic roles & 50–950 ramp

primary
#B74528
secondary
#72B7C9
accent
#C5E741
background
#FEF7F6
surface
#FCEEEB
border
#D5C9C6
text
#160A05
muted
#847C7A

Preview Lab

Preview with #B74528

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

Preview Lab → · Contrast checker → · Palette generator →

#B74528 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva