#B5812B#B5812B

#B5812B is a light, moderate orange. Relative luminance 0.257; OKLCH L 64.0% C 0.118 H 75.7°. Best body text is #000000 at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#B5812B
RGB	rgb(181, 129, 43)
HSL	hsl(37, 62%, 44%)
HSV	hsv(37, 76%, 71%)
CMYK	cmyk(0%, 28.7%, 76.2%, 29%)
CIE-LAB	lab(57.75, 12.18, 51.88)
CIE-LCH	lch(57.75, 53.29, 76.79°)
OKLab	oklab(64.03% 0.029 0.1141)
OKLCH	oklch(64.03% 0.118 75.7)
XYZ	xyz(27.3443, 25.7009, 5.8057)
Luminance	0.2570 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5812B #2B5FB5

analogous

#B53C2B #B5812B #A4B52B

triadic

#B5812B #2BB581 #812BB5

tetradic

#B5812B #2BB53C #2B5FB5 #B52BA4

square

#B5812B #2BB53C #2B5FB5 #B52BA4

split-complementary

#B5812B #2BA4B5 #3C2BB5

monochromatic

#523B14 #845E1F #B5812B #D4A049 #E0BA7B

Accessibility & contrast

On white

3.42

#B5812B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.14

#B5812B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B5812B

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5812B	#FFFFFF	#000000	##000000
##B5812B	1.00	3.42	6.14	6.14
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.14	21.00	1.00	1.00
##000000	6.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94831E

Deuteranopia (green-blind)

#A0902E

Tritanopia (blue-blind)

#C57370

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #b5812b;
/* rgb */ color: rgb(181, 129, 43);
/* oklch */ color: oklch(64.0% 0.118 75.7);

Tailwind

colors: {
  custom: {
    50: '#d0a56a',
    500: '#b5812b',
    950: '#000000',
  },
}

SCSS

$custom: #b5812b;
$custom-light: #d0a56a;
$custom-dark: #000000;

JSON

{
  "hex": "#b5812b",
  "rgb": {
    "r": 181,
    "g": 129,
    "b": 43
  },
  "hsl": {
    "h": 37.391,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.64026,
    "c": 0.11774,
    "h": 75.7
  },
  "luminance": 0.25699
}

Semantic roles & 50–950 ramp

primary

#B5812B

secondary

#7494C8

accent

#80E543

background

#FDFAF6

surface

#FAF4EB

border

#D3CEC6

text

#150F07

muted

#837F7A

Preview Lab

Preview with #B5812B

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

Preview Lab → · Contrast checker → · Palette generator →