#B74728#B74728

#B74728 is a mid, vivid red. Relative luminance 0.147; OKLCH L 54.5% C 0.152 H 36.1°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX#B74728
RGBrgb(183, 71, 40)
HSLhsl(13, 64%, 44%)
HSVhsv(13, 78%, 72%)
CMYKcmyk(0%, 61.2%, 78.1%, 28.2%)
CIE-LABlab(45.26, 43.71, 40.94)
CIE-LCHlch(45.26, 59.89, 43.13°)
OKLaboklab(54.47% 0.1229 0.0897)
OKLCHoklch(54.47% 0.152 36.1)
XYZxyz(22.1671, 14.7301, 3.6830)
Luminance0.1473 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B74728 #2898B7
analogous
#B72850 #B74728 #B78E28
triadic
#B74728 #28B747 #4728B7
tetradic
#B74728 #50B728 #2898B7 #8E28B7
square
#B74728 #50B728 #2898B7 #8E28B7
split-complementary
#B74728 #28B78E #2850B7
monochromatic
#532012 #85341D #B74728 #D66546 #E18F78

Accessibility & contrast

On white

5.32
#B74728 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.95
#B74728 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B74728
5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B74728#FFFFFF#000000##FFFFFF
##B747281.005.323.955.32
#FFFFFF5.321.0021.001.00
#0000003.9521.001.0021.00
##FFFFFF5.321.0021.001.00

Color blindness preview

Protanopia (red-blind)
#665C24
Deuteranopia (green-blind)
#827424
Tritanopia (blue-blind)
#C92B41
Achromatopsia (no color)
#6B6B6B

Design tokens & code

CSS
--color: #b74728;
/* rgb */ color: rgb(183, 71, 40);
/* oklch */ color: oklch(54.5% 0.152 36.1);
Tailwind
colors: {
  custom: {
    50: '#d47e64',
    500: '#b74728',
    950: '#000000',
  },
}
SCSS
$custom: #b74728;
$custom-light: #d47e64;
$custom-dark: #000000;
JSON
{
  "hex": "#b74728",
  "rgb": {
    "r": 183,
    "g": 71,
    "b": 40
  },
  "hsl": {
    "h": 13.007,
    "s": 64.126,
    "l": 43.725
  },
  "oklch": {
    "l": 0.54468,
    "c": 0.15219,
    "h": 36.1
  },
  "luminance": 0.14727
}

Semantic roles & 50–950 ramp

primary
#B74728
secondary
#72B6C9
accent
#C3E741
background
#FEF7F6
surface
#FCEEEB
border
#D5C9C6
text
#160A05
muted
#847C7A

Preview Lab

Preview with #B74728

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

Preview Lab → · Contrast checker → · Palette generator →

#B74728 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva