Colors Encyclopedia

HEX atlas value

#B23724

#B23724 is a warm red HEX color close to Brown. According to Colors Encyclopedia, it converts to RGB 178, 55, 36, HSL 8, 66%, 42%, has luminance 0.1232, and belongs to the balanced group.

redwarmbalanced
#B23724 Sample readable text
HEX #B23724
RGB rgb(178, 55, 36)
HSL hsl(8 66% 42%)
CMYK cmyk(0, 69, 80, 30)
Luminance 0.1232
Contrast Black 3.46:1White 6.06:1

CSS

--color-b23724: #B23724;
.background-b23724 { background-color: #B23724; }
.text-b23724 { color: #B23724; }

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
Luminance0.1232
Black text3.46:1AA Fail
White text6.06:1AA 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":"#B23724","rgb":[178,55,36],"hsl":[8,66,42],"cmyk":[0,69,80,30],"luminance":0.1232,"contrast":{"black":3.46,"white":6.06}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":[]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":3.46,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":6.06,"wcagAA":true,"wcagAAA":false}]
Accessible alternatives
[{"name":"#662015","hex":"#662015","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.78,"contrastWhite":11.78,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Brown","hex":"#A52A2A","family":"red","bestTextColor":"#FFFFFF","contrastBlack":2.96,"contrastWhite":7.09,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF"]},{"name":"#249FB2","hex":"#249FB2","family":"cyan","bestTextColor":"#000000","contrastBlack":6.68,"contrastWhite":3.14,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]},{"name":"Firebrick","hex":"#B22222","family":"red","bestTextColor":"#FFFFFF","contrastBlack":3.14,"contrastWhite":6.68,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]},{"name":"#B22458","hex":"#B22458","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":3.29,"contrastWhite":6.39,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]}]
AI context
{"semanticGroups":["warm red","balanced","balanced red","Brown adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-attention visual states"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/b23724.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/brown.json","https://www.colorsencyclopedia.com/api/colors/firebrick.json","https://www.colorsencyclopedia.com/api/colors/rust.json"]}
Harmonies
{"complementary":"#249FB2","analogous":["#B22458","#B27E24"],"triadic":["#24B237","#3724B2"],"tetradic":["#58B224","#249FB2","#7E24B2"],"splitComplementary":["#24B27E","#2458B2"],"monochromatic":["#DC6856","#B23724","#662015"]}
Variants
{"light":"#DC6856","dark":"#662015","saturated":"#C9260D","desaturated":"#9A493C","pastel":"#D68B80","neon":"#FF2200"}
Nearest named colors
[{"slug":"brown","name":"Brown","hex":"#A52A2A","distance":19.339079605813716},{"slug":"firebrick","name":"Firebrick","hex":"#B22222","distance":21.095023109728988},{"slug":"rust","name":"Rust","hex":"#B7410E","distance":24.677925358506133},{"slug":"persian-red","name":"Persian Red","hex":"#CC3333","distance":30.28200785945344},{"slug":"sienna","name":"Sienna","hex":"#A0522D","distance":33.67491648096547}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #B23724

#B23724 is classified as a warm red value with balanced visual character. #B23724 is visually closest to Brown, a named red color with HEX #A52A2A.

The RGB channels are 178, 55, and 36, with red carrying the strongest channel weight. In HSL, the hue is 8deg with 66% saturation and 42% 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 high-attention visual states. Its luminance is 0.1232, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 19.34, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text3.46:1AA Fail
White text6.06:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #B23724 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000003.46:1 · Fail
White text#FFFFFF6.06:1 · AA

Accessible Alternatives

#662015#FFFFFF text · best 11.78:1#662015
Brown#FFFFFF text · best 7.09:1#A52A2A
#249FB2#000000 text · best 6.68:1#249FB2
Firebrick#FFFFFF text · best 6.68:1#B22222
#B22458#FFFFFF text · best 6.39:1#B22458

Generated Palette

#B23724#B23724
#249FB2#249FB2
#B22458#B22458
#B27E24#B27E24
#DC6856#DC6856
#662015#662015

Color Harmonies

#249FB2#249FB2
#B22458#B22458
#B27E24#B27E24
#24B237#24B237
#3724B2#3724B2

Variants

#DC6856#DC6856
#662015#662015
#C9260D#C9260D
#9A493C#9A493C
#D68B80#D68B80
#FF2200#FF2200

Nearest Named Colors

Brown#A52A2A
Firebrick#B22222
Rust#B7410E
Persian Red#CC3333
Sienna#A0522D

Related HEX Guides

Brown colorOpen the nearest named color reference for #A52A2A.Firebrick colorOpen the nearest named color reference for #B22222.Rust colorOpen the nearest named color reference for #B7410E.Red color familyBrowse named red colors related to this HEX value.Warm colorsExplore colors with similar temperature behavior.Balanced colorsFind colors in the balanced group.Color palettesBrowse palette systems related to generated color combinations.Compare colorsCompare named colors near this HEX value.Accessible colorsBrowse WCAG-friendly named colors and safe text options.#B23724 APIOpen the machine-readable JSON record for this HEX value.