HEX atlas value

#D83713

#D83713 is a warm red HEX color close to Mahogany. According to Colors Encyclopedia, it converts to RGB 216, 55, 19, HSL 11, 84%, 46%, has luminance 0.1738, and belongs to the vibrant group.

#D83713 Sample readable text
HEX #D83713
RGB rgb(216, 55, 19)
HSL hsl(11 84% 46%)
CMYK cmyk(0, 75, 91, 15)
Luminance 0.1738
Contrast Black 4.48:1White 4.69:1

CSS

--color-d83713: #D83713;
.background-d83713 { background-color: #D83713; }
.text-d83713 { color: #D83713; }

Machine-readable data

Machine-Readable HEX Data (JSON)

Structured HEX color data for conversion, WCAG checks, CSS generation, automation, and AI ingestion.

AI-Ready Dataset v1.0.0
Luminance0.1738
Black text4.48:1AA Fail
White text4.69:1AA 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
Download JSON Open API
Structured sections
Color systems
{"hex":"#D83713","rgb":[216,55,19],"hsl":[11,84,46],"cmyk":[0,75,91,15],"luminance":0.1738,"contrast":{"black":4.48,"white":4.69}}
WCAG
{"AA":["#FFFFFF"],"AAA":[]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":4.48,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":4.69,"wcagAA":true,"wcagAAA":false}]
Accessible alternatives
[{"name":"#83210B","hex":"#83210B","family":"red","bestTextColor":"#FFFFFF","contrastBlack":2.19,"contrastWhite":9.6,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#13B4D8","hex":"#13B4D8","family":"cyan","bestTextColor":"#000000","contrastBlack":8.55,"contrastWhite":2.46,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#D89913","hex":"#D89913","family":"orange","bestTextColor":"#000000","contrastBlack":8.49,"contrastWhite":2.47,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#F07256","hex":"#F07256","family":"red","bestTextColor":"#000000","contrastBlack":7.25,"contrastWhite":2.9,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]},{"name":"Rust","hex":"#B7410E","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":3.78,"contrastWhite":5.56,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]}]
AI context
{"semanticGroups":["warm red","vibrant","vibrant red","Mahogany adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-energy accents","high-attention visual states"],"contrastSafeWith":["#FFFFFF"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/d83713.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/mahogany.json","https://www.colorsencyclopedia.com/api/colors/persian-red.json","https://www.colorsencyclopedia.com/api/colors/rust.json"]}
Harmonies
{"complementary":"#13B4D8","analogous":["#D81351","#D89913"],"triadic":["#13D837","#3713D8"],"tetradic":["#51D813","#13B4D8","#9913D8"],"splitComplementary":["#13D899","#1351D8"],"monochromatic":["#F07256","#D83713","#83210B"]}
Variants
{"light":"#F07256","dark":"#83210B","saturated":"#EB2B00","desaturated":"#BE472D","pastel":"#E89582","neon":"#FF3F14"}
Nearest named colors
[{"slug":"mahogany","name":"Mahogany","hex":"#C04000","distance":31.906112267087632},{"slug":"persian-red","name":"Persian Red","hex":"#CC3333","distance":34.40930106817051},{"slug":"rust","name":"Rust","hex":"#B7410E","distance":34.84250278036869},{"slug":"vermilion","name":"Vermilion","hex":"#E34234","distance":36.4828726939094},{"slug":"cinnabar","name":"Cinnabar","hex":"#E44D2E","distance":36.837480912787726}]

HEX meaning and use

About #D83713

#D83713 is classified as a warm red value with vibrant visual character. #D83713 is visually closest to Mahogany, a named orange color with HEX #C04000.

The RGB channels are 216, 55, and 19, with red carrying the strongest channel weight. In HSL, the hue is 11deg with 84% saturation and 46% 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 0.1738, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 31.91, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text4.48:1AA Fail
White text4.69:1AA Pass

AA text options: #FFFFFF.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #D83713 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000004.48:1 · Fail
White text#FFFFFF4.69:1 · AA

Accessible Alternatives

#83210B#FFFFFF text · best 9.6:1#83210B
#13B4D8#000000 text · best 8.55:1#13B4D8
#D89913#000000 text · best 8.49:1#D89913
#F07256#000000 text · best 7.25:1#F07256
Rust#FFFFFF text · best 5.56:1#B7410E

Generated Palette

#D83713#D83713
#13B4D8#13B4D8
#D81351#D81351
#D89913#D89913
#F07256#F07256
#83210B#83210B

Color Harmonies

#13B4D8#13B4D8
#D81351#D81351
#D89913#D89913
#13D837#13D837
#3713D8#3713D8

Variants

#F07256#F07256
#83210B#83210B
#EB2B00#EB2B00
#BE472D#BE472D
#E89582#E89582
#FF3F14#FF3F14

Nearest Named Colors