#B57639#B57639

#B57639 is a light, moderate orange. Relative luminance 0.231; OKLCH L 62.0% C 0.110 H 62.3°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#B57639
RGB	rgb(181, 118, 57)
HSL	hsl(30, 52%, 47%)
HSV	hsv(30, 69%, 71%)
CMYK	cmyk(0%, 34.8%, 68.5%, 29%)
CIE-LAB	lab(55.15, 19.02, 42.78)
CIE-LCH	lch(55.15, 46.82, 66.03°)
OKLab	oklab(62.04% 0.0512 0.0975)
OKLCH	oklch(62.04% 0.11 62.3)
XYZ	xyz(26.2749, 23.0784, 6.9409)
Luminance	0.2308 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B57639 #3978B5

analogous

#B5393A #B57639 #B5B439

triadic

#B57639 #39B576 #7639B5

tetradic

#B57639 #3AB539 #3978B5 #B439B5

square

#B57639 #3AB539 #3978B5 #B439B5

split-complementary

#B57639 #39B5B4 #393AB5

monochromatic

#58391C #86582A #B57639 #CD955F #DBB48D

Accessibility & contrast

On white

3.74

#B57639 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#B57639 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B57639

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B57639	#FFFFFF	#000000	##000000
##B57639	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A7B33

Deuteranopia (green-blind)

#998A3A

Tritanopia (blue-blind)

#C56869

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #b57639;
/* rgb */ color: rgb(181, 118, 57);
/* oklch */ color: oklch(62.0% 0.110 62.3);

Tailwind

colors: {
  custom: {
    50: '#d09d72',
    500: '#b57639',
    950: '#000000',
  },
}

SCSS

$custom: #b57639;
$custom-light: #d09d72;
$custom-dark: #000000;

JSON

{
  "hex": "#b57639",
  "rgb": {
    "r": 181,
    "g": 118,
    "b": 57
  },
  "hsl": {
    "h": 29.516,
    "s": 52.101,
    "l": 46.667
  },
  "oklch": {
    "l": 0.62041,
    "c": 0.11008,
    "h": 62.3
  },
  "luminance": 0.23076
}

Semantic roles & 50–950 ramp

primary

#B57639

secondary

#84A5C6

accent

#95DC4C

background

#FDF9F7

surface

#FAF2ED

border

#D3CCC8

text

#150E08

muted

#837E7B

Preview Lab

Preview with #B57639

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

Preview Lab → · Contrast checker → · Palette generator →