#B45128#B45128

#B45128 is a mid, vivid orange. Relative luminance 0.157; OKLCH L 55.4% C 0.140 H 41.5°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#B45128
RGB	rgb(180, 81, 40)
HSL	hsl(18, 64%, 43%)
HSV	hsv(18, 78%, 71%)
CMYK	cmyk(0%, 55%, 77.8%, 29.4%)
CIE-LAB	lab(46.64, 37.70, 42.18)
CIE-LCH	lch(46.64, 56.58, 48.21°)
OKLab	oklab(55.42% 0.1048 0.0926)
OKLCH	oklch(55.42% 0.14 41.5)
XYZ	xyz(22.1501, 15.7442, 3.8796)
Luminance	0.1574 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B45128 #288BB4

analogous

#B42845 #B45128 #B49728

triadic

#B45128 #28B451 #5128B4

tetradic

#B45128 #45B428 #288BB4 #9728B4

square

#B45128 #45B428 #288BB4 #9728B4

split-complementary

#B45128 #28B497 #2845B4

monochromatic

#502412 #823A1D #B45128 #D56E44 #E19576

Accessibility & contrast

On white

5.06

#B45128 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#B45128 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B45128

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B45128	#FFFFFF	#000000	##FFFFFF
##B45128	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6123

Deuteranopia (green-blind)

#857725

Tritanopia (blue-blind)

#C63B48

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #b45128;
/* rgb */ color: rgb(180, 81, 40);
/* oklch */ color: oklch(55.4% 0.140 41.5);

Tailwind

colors: {
  custom: {
    50: '#d28464',
    500: '#b45128',
    950: '#000000',
  },
}

SCSS

$custom: #b45128;
$custom-light: #d28464;
$custom-dark: #000000;

JSON

{
  "hex": "#b45128",
  "rgb": {
    "r": 180,
    "g": 81,
    "b": 40
  },
  "hsl": {
    "h": 17.571,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.55415,
    "c": 0.13985,
    "h": 41.5
  },
  "luminance": 0.15741
}

Semantic roles & 50–950 ramp

primary

#B45128

secondary

#70AEC8

accent

#B6E741

background

#FDF8F6

surface

#FBEFEB

border

#D4CAC6

text

#150B06

muted

#837C7A

Preview Lab

Preview with #B45128

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

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