#B54F28#B54F28

#B54F28 is a mid, vivid orange. Relative luminance 0.156; OKLCH L 55.3% C 0.143 H 40.2°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX#B54F28
RGBrgb(181, 79, 40)
HSLhsl(17, 64%, 43%)
HSVhsv(17, 78%, 71%)
CMYKcmyk(0%, 56.4%, 77.9%, 29%)
CIE-LABlab(46.41, 39.10, 42.00)
CIE-LCHlch(46.41, 57.38, 47.05°)
OKLaboklab(55.27% 0.109 0.0922)
OKLCHoklch(55.27% 0.143 40.2)
XYZxyz(22.2373, 15.5719, 3.8418)
Luminance0.1557 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B54F28 #288EB5
analogous
#B52847 #B54F28 #B59528
triadic
#B54F28 #28B54F #4F28B5
tetradic
#B54F28 #47B528 #288EB5 #9528B5
square
#B54F28 #47B528 #288EB5 #9528B5
split-complementary
#B54F28 #28B595 #2847B5
monochromatic
#512312 #83391D #B54F28 #D66D44 #E19477

Accessibility & contrast

On white

5.10
#B54F28 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.11
#B54F28 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B54F28
5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B54F28#FFFFFF#000000##FFFFFF
##B54F281.005.104.115.10
#FFFFFF5.101.0021.001.00
#0000004.1121.001.0021.00
##FFFFFF5.101.0021.001.00

Color blindness preview

Protanopia (red-blind)
#6B6023
Deuteranopia (green-blind)
#847725
Tritanopia (blue-blind)
#C73847
Achromatopsia (no color)
#6E6E6E

Design tokens & code

CSS
--color: #b54f28;
/* rgb */ color: rgb(181, 79, 40);
/* oklch */ color: oklch(55.3% 0.143 40.2);
Tailwind
colors: {
  custom: {
    50: '#d38364',
    500: '#b54f28',
    950: '#000000',
  },
}
SCSS
$custom: #b54f28;
$custom-light: #d38364;
$custom-dark: #000000;
JSON
{
  "hex": "#b54f28",
  "rgb": {
    "r": 181,
    "g": 79,
    "b": 40
  },
  "hsl": {
    "h": 16.596,
    "s": 63.801,
    "l": 43.333
  },
  "oklch": {
    "l": 0.55272,
    "c": 0.1427,
    "h": 40.2
  },
  "luminance": 0.15569
}

Semantic roles & 50–950 ramp

primary
#B54F28
secondary
#70B0C8
accent
#B9E741
background
#FDF8F6
surface
#FBEFEB
border
#D4CAC6
text
#150B05
muted
#837C7A

Preview Lab

Preview with #B54F28

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

Preview Lab → · Contrast checker → · Palette generator →

#B54F28 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva