#B57931#B57931

#B57931 is a light, moderate orange. Relative luminance 0.237; OKLCH L 62.5% C 0.114 H 67.5°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#B57931
RGB	rgb(181, 121, 49)
HSL	hsl(33, 57%, 45%)
HSV	hsv(33, 73%, 71%)
CMYK	cmyk(0%, 33.1%, 72.9%, 29%)
CIE-LAB	lab(55.81, 16.91, 47.32)
CIE-LCH	lch(55.81, 50.25, 70.33°)
OKLab	oklab(62.53% 0.0437 0.1057)
OKLCH	oklch(62.53% 0.114 67.5)
XYZ	xyz(26.4498, 23.7226, 6.0911)
Luminance	0.2372 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B57931 #316DB5

analogous

#B53731 #B57931 #AFB531

triadic

#B57931 #31B579 #7931B5

tetradic

#B57931 #31B537 #316DB5 #B531AF

square

#B57931 #31B537 #316DB5 #B531AF

split-complementary

#B57931 #31AFB5 #3731B5

monochromatic

#553917 #855924 #B57931 #D09753 #DDB483

Accessibility & contrast

On white

3.66

#B57931 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#B57931 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B57931

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B57931	#FFFFFF	#000000	##000000
##B57931	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7D28

Deuteranopia (green-blind)

#9B8B33

Tritanopia (blue-blind)

#C56B6A

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #b57931;
/* rgb */ color: rgb(181, 121, 49);
/* oklch */ color: oklch(62.5% 0.114 67.5);

Tailwind

colors: {
  custom: {
    50: '#d09f6d',
    500: '#b57931',
    950: '#000000',
  },
}

SCSS

$custom: #b57931;
$custom-light: #d09f6d;
$custom-dark: #000000;

JSON

{
  "hex": "#b57931",
  "rgb": {
    "r": 181,
    "g": 121,
    "b": 49
  },
  "hsl": {
    "h": 32.727,
    "s": 57.391,
    "l": 45.098
  },
  "oklch": {
    "l": 0.62526,
    "c": 0.11434,
    "h": 67.5
  },
  "luminance": 0.2372
}

Semantic roles & 50–950 ramp

primary

#B57931

secondary

#7B9DC7

accent

#8DE147

background

#FDF9F6

surface

#FAF2EC

border

#D3CCC7

text

#150E07

muted

#837E7A

Preview Lab

Preview with #B57931

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

Preview Lab → · Contrast checker → · Palette generator →