#B45028#B45028

#B45028 is a mid, vivid orange. Relative luminance 0.156; OKLCH L 55.3% C 0.141 H 40.9°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX#B45028
RGBrgb(180, 80, 40)
HSLhsl(17, 64%, 43%)
HSVhsv(17, 78%, 71%)
CMYKcmyk(0%, 55.6%, 77.8%, 29.4%)
CIE-LABlab(46.44, 38.21, 41.98)
CIE-LCHlch(46.44, 56.77, 47.70°)
OKLaboklab(55.27% 0.1063 0.0922)
OKLCHoklch(55.27% 0.141 40.9)
XYZxyz(22.0763, 15.5967, 3.8550)
Luminance0.1559 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B45028 #288CB4
analogous
#B42846 #B45028 #B49628
triadic
#B45028 #28B450 #5028B4
tetradic
#B45028 #46B428 #288CB4 #9628B4
square
#B45028 #46B428 #288CB4 #9628B4
split-complementary
#B45028 #28B496 #2846B4
monochromatic
#502312 #823A1D #B45028 #D56D44 #E19476

Accessibility & contrast

On white

5.10
#B45028 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.12
#B45028 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B45028
5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B45028#FFFFFF#000000##FFFFFF
##B450281.005.104.125.10
#FFFFFF5.101.0021.001.00
#0000004.1221.001.0021.00
##FFFFFF5.101.0021.001.00

Color blindness preview

Protanopia (red-blind)
#6C6023
Deuteranopia (green-blind)
#847625
Tritanopia (blue-blind)
#C63A48
Achromatopsia (no color)
#6E6E6E

Design tokens & code

CSS
--color: #b45028;
/* rgb */ color: rgb(180, 80, 40);
/* oklch */ color: oklch(55.3% 0.141 40.9);
Tailwind
colors: {
  custom: {
    50: '#d28464',
    500: '#b45028',
    950: '#000000',
  },
}
SCSS
$custom: #b45028;
$custom-light: #d28464;
$custom-dark: #000000;
JSON
{
  "hex": "#b45028",
  "rgb": {
    "r": 180,
    "g": 80,
    "b": 40
  },
  "hsl": {
    "h": 17.143,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.55266,
    "c": 0.14073,
    "h": 40.9
  },
  "luminance": 0.15594
}

Semantic roles & 50–950 ramp

primary
#B45028
secondary
#70AFC8
accent
#B7E741
background
#FDF8F6
surface
#FBEFEB
border
#D4CAC6
text
#150B06
muted
#837C7A

Preview Lab

Preview with #B45028

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

Preview Lab → · Contrast checker → · Palette generator →

#B45028 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva