HEX atlas value

#B8451E

#B8451E is a warm orange HEX color close to Rust. According to Colors Encyclopedia, it converts to RGB 184, 69, 30, HSL 15, 72%, 42%, has luminance 0.1454, and belongs to the vibrant group.

orange warm vibrant

#B8451E Sample readable text

HEX #B8451E

RGB rgb(184, 69, 30)

HSL hsl(15 72% 42%)

CMYK cmyk(0, 63, 84, 28)

Luminance 0.1454

Contrast Black 3.91:1White 5.37:1

CSS

--color-b8451e: #B8451E;
.background-b8451e { background-color: #B8451E; }
.text-b8451e { color: #B8451E; }

Luminance0.1454

Black text3.91:1AA Fail

White text5.37:1AA Pass

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":"#B8451E","rgb":[184,69,30],"hsl":[15,72,42],"cmyk":[0,63,84,28],"luminance":0.1454,"contrast":{"black":3.91,"white":5.37}}

WCAG

{"AA":["#FFFFFF","#F5F5F5"],"AAA":[]}

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":3.91,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":5.37,"wcagAA":true,"wcagAAA":false}]

Accessible alternatives

[{"name":"#692711","hex":"#692711","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":1.9,"contrastWhite":11.06,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#B8921E","hex":"#B8921E","family":"yellow","bestTextColor":"#000000","contrastBlack":7.17,"contrastWhite":2.93,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]},{"name":"Brown","hex":"#A52A2A","family":"red","bestTextColor":"#FFFFFF","contrastBlack":2.96,"contrastWhite":7.09,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF"]},{"name":"#E27450","hex":"#E27450","family":"orange","bestTextColor":"#000000","contrastBlack":6.85,"contrastWhite":3.07,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]},{"name":"#B81E45","hex":"#B81E45","family":"red","bestTextColor":"#FFFFFF","contrastBlack":3.31,"contrastWhite":6.34,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]}]

AI context

{"semanticGroups":["warm orange","vibrant","vibrant orange","Rust adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-energy accents"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/b8451e.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/rust.json","https://www.colorsencyclopedia.com/api/colors/sienna.json","https://www.colorsencyclopedia.com/api/colors/mahogany.json"]}

Harmonies

{"complementary":"#1E92B8","analogous":["#B81E45","#B8921E"],"triadic":["#1EB845","#451EB8"],"tetradic":["#45B81E","#1E92B8","#921EB8"],"splitComplementary":["#1EB892","#1E45B8"],"monochromatic":["#E27450","#B8451E","#692711"]}

Variants

{"light":"#E27450","dark":"#692711","saturated":"#D03906","desaturated":"#A15036","pastel":"#DB937B","neon":"#FF4000"}

Nearest named colors

[{"slug":"rust","name":"Rust","hex":"#B7410E","distance":16.522711641858304},{"slug":"sienna","name":"Sienna","hex":"#A0522D","distance":31.144823004794873},{"slug":"mahogany","name":"Mahogany","hex":"#C04000","distance":31.448370387032774},{"slug":"persian-red","name":"Persian Red","hex":"#CC3333","distance":34.132096331752024},{"slug":"brown","name":"Brown","hex":"#A52A2A","distance":35.12833614050059}]

HEX meaning and use

About #B8451E

#B8451E is classified as a warm orange value with vibrant visual character. #B8451E is visually closest to Rust, a named orange color with HEX #B7410E.

The RGB channels are 184, 69, and 30, with red carrying the strongest channel weight. In HSL, the hue is 15deg with 72% saturation and 42% lightness, so this page treats it as a high-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 high-energy accents. Its luminance is 0.1454, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 16.52, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text3.91:1AA Fail

White text5.37:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #B8451E needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000003.91:1 · Fail

White text#FFFFFF5.37:1 · AA

Accessible Alternatives

#692711#FFFFFF text · best 11.06:1#692711

#B8921E#000000 text · best 7.17:1#B8921E

Brown#FFFFFF text · best 7.09:1#A52A2A

#E27450#000000 text · best 6.85:1#E27450

#B81E45#FFFFFF text · best 6.34:1#B81E45

Generated Palette

#B8451E#B8451E

#1E92B8#1E92B8

#B81E45#B81E45

#B8921E#B8921E

#E27450#E27450

#692711#692711

Color Harmonies

#1E92B8#1E92B8

#B81E45#B81E45

#B8921E#B8921E

#1EB845#1EB845

#451EB8#451EB8

Variants

#E27450#E27450

#692711#692711

#D03906#D03906

#A15036#A15036

#DB937B#DB937B

#FF4000#FF4000

Nearest Named Colors

Rust#B7410E

Sienna#A0522D

Mahogany#C04000

Persian Red#CC3333

Brown#A52A2A

#B8451E

CSS

Machine-Readable HEX Data (JSON)

About #B8451E

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides