HEX atlas value

#B57C36

#B57C36 is a warm orange HEX color close to Copper. According to Colors Encyclopedia, it converts to RGB 181, 124, 54, HSL 33, 54%, 46%, has luminance 0.2451, and belongs to the earth tone group.

orange warm earth-tone

#B57C36 Sample readable text

HEX #B57C36

RGB rgb(181, 124, 54)

HSL hsl(33 54% 46%)

CMYK cmyk(0, 31, 70, 29)

Luminance 0.2451

Contrast Black 5.9:1White 3.56:1

CSS

--color-b57c36: #B57C36;
.background-b57c36 { background-color: #B57C36; }
.text-b57c36 { color: #B57C36; }

Luminance0.2451

Black text5.9:1AA Pass

White text3.56:1AA Fail

hexCanonical HEX value

rgbRed, green, blue channels

hslHue, saturation, lightness

cmykApproximate print conversion

wcagAA and AAA contrast options

harmoniesMathematical harmony sets

variantsGenerated tone variants

nearestColorsKnowledge graph neighbors

Structured sections

Color systems

{"hex":"#B57C36","rgb":[181,124,54],"hsl":[33,54,46],"cmyk":[0,31,70,29],"luminance":0.2451,"contrast":{"black":5.9,"white":3.56}}

WCAG

{"AA":["#000000","#1A1A1A"],"AAA":[]}

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":5.9,"wcagAA":true,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":3.56,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#D5A872","hex":"#D5A872","family":"orange","bestTextColor":"#000000","contrastBlack":9.67,"contrastWhite":2.17,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#AEB536","hex":"#AEB536","family":"yellow","bestTextColor":"#000000","contrastBlack":9.46,"contrastWhite":2.22,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#6E4B21","hex":"#6E4B21","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":2.69,"contrastWhite":7.8,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Bronze","hex":"#CD7F32","family":"orange","bestTextColor":"#000000","contrastBlack":6.68,"contrastWhite":3.14,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]},{"name":"#CE7E1C","hex":"#CE7E1C","family":"orange","bestTextColor":"#000000","contrastBlack":6.63,"contrastWhite":3.17,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]}]

AI context

{"semanticGroups":["warm orange","earth tone","earth tone orange","Copper adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","natural palettes"],"contrastSafeWith":["#000000","#1A1A1A"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/b57c36.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/copper.json","https://www.colorsencyclopedia.com/api/colors/polished-copper.json","https://www.colorsencyclopedia.com/api/colors/bronze.json"]}

Harmonies

{"complementary":"#366FB5","analogous":["#B53C36","#AEB536"],"triadic":["#36B57C","#7C36B5"],"tetradic":["#36B53C","#366FB5","#B536AE"],"splitComplementary":["#36AEB5","#3C36B5"],"monochromatic":["#D5A872","#B57C36","#6E4B21"]}

Variants

{"light":"#D5A872","dark":"#6E4B21","saturated":"#CE7E1C","desaturated":"#9B7950","pastel":"#D2B898","neon":"#FF9514"}

Nearest named colors

[{"slug":"copper","name":"Copper","hex":"#B87333","distance":9.9498743710662},{"slug":"polished-copper","name":"Polished Copper","hex":"#B87333","distance":9.9498743710662},{"slug":"bronze","name":"Bronze","hex":"#CD7F32","distance":24.515301344262525},{"slug":"adobe","name":"Adobe","hex":"#BD6C48","distance":25.37715508089904},{"slug":"desert-clay","name":"Desert Clay","hex":"#B86D4B","distance":25.98076211353316}]

HEX meaning and use

About #B57C36

#B57C36 is classified as a warm orange value with earth tone visual character. #B57C36 is visually closest to Copper, a named orange color with HEX #B87333.

The RGB channels are 181, 124, and 54, with red carrying the strongest channel weight. In HSL, the hue is 33deg with 54% saturation and 46% lightness, so this page treats it as a moderate-saturation, mid-lightness atlas color rather than a generic swatch.

According to Colors Encyclopedia, this HEX value works best for color conversion, WCAG contrast checks, CSS color tokens, and natural palettes. Its luminance is 0.2451, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 9.95, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text5.9:1AA Pass

White text3.56:1AA Fail

AA text options: #000000, #1A1A1A.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #B57C36 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000005.9:1 · AA

White text#FFFFFF3.56:1 · Fail

Accessible Alternatives

#D5A872#000000 text · best 9.67:1#D5A872

#AEB536#000000 text · best 9.46:1#AEB536

#6E4B21#FFFFFF text · best 7.8:1#6E4B21

Bronze#000000 text · best 6.68:1#CD7F32

#CE7E1C#000000 text · best 6.63:1#CE7E1C

Generated Palette

#B57C36#B57C36

#366FB5#366FB5

#B53C36#B53C36

#AEB536#AEB536

#D5A872#D5A872

#6E4B21#6E4B21

Color Harmonies

#366FB5#366FB5

#B53C36#B53C36

#AEB536#AEB536

#36B57C#36B57C

#7C36B5#7C36B5

Variants

#D5A872#D5A872

#6E4B21#6E4B21

#CE7E1C#CE7E1C

#9B7950#9B7950

#D2B898#D2B898

#FF9514#FF9514

Nearest Named Colors

Copper#B87333

Polished Copper#B87333

Bronze#CD7F32

Adobe#BD6C48

Desert Clay#B86D4B

#B57C36

CSS

Machine-Readable HEX Data (JSON)

About #B57C36

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides