Colors Encyclopedia

HEX atlas value

#3B230C

#3B230C is a warm orange HEX color close to Rubber. According to Colors Encyclopedia, it converts to RGB 59, 35, 12, HSL 29, 66%, 14%, has luminance 0.0216, and belongs to the dark group.

orangewarmdark
#3B230C Sample readable text
HEX #3B230C
RGB rgb(59, 35, 12)
HSL hsl(29 66% 14%)
CMYK cmyk(0, 41, 80, 77)
Luminance 0.0216
Contrast Black 1.43:1White 14.66:1

CSS

--color-3b230c: #3B230C;
.background-3b230c { background-color: #3B230C; }
.text-3b230c { color: #3B230C; }

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
Luminance0.0216
Black text1.43:1AA Fail
White text14.66:1AA 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":"#3B230C","rgb":[59,35,12],"hsl":[29,66,14],"cmyk":[0,41,80,77],"luminance":0.0216,"contrast":{"black":1.43,"white":14.66}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":1.43,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":14.66,"wcagAA":true,"wcagAAA":true}]
Accessible alternatives
[{"name":"Black","hex":"#000000","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1,"contrastWhite":21,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Carbon Fiber","hex":"#1C1C1C","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1.23,"contrastWhite":17.05,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#3B0C0D","hex":"#3B0C0D","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.24,"contrastWhite":16.88,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Raisin","hex":"#242124","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1.32,"contrastWhite":15.93,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#0C243B","hex":"#0C243B","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.33,"contrastWhite":15.77,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]
AI context
{"semanticGroups":["warm orange","dark","dark orange","Rubber adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","dark theme accents"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/3b230c.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/rubber.json","https://www.colorsencyclopedia.com/api/colors/espresso.json","https://www.colorsencyclopedia.com/api/colors/raisin.json"]}
Harmonies
{"complementary":"#0C243B","analogous":["#3B0C0D","#3B3A0C"],"triadic":["#0C3B23","#230C3B"],"tetradic":["#0D3B0C","#0C243B","#3A0C3B"],"splitComplementary":["#0C3B3A","#0C0D3B"],"monochromatic":["#87501C","#3B230C","#000000"]}
Variants
{"light":"#87501C","dark":"#000000","saturated":"#432304","desaturated":"#332314","pastel":"#966231","neon":"#703600"}
Nearest named colors
[{"slug":"rubber","name":"Rubber","hex":"#2A2725","distance":30.495901363953813},{"slug":"espresso","name":"Espresso","hex":"#4B3621","distance":32.526911934581186},{"slug":"raisin","name":"Raisin","hex":"#242124","distance":33.301651610693426},{"slug":"carbon-fiber","name":"Carbon Fiber","hex":"#1C1C1C","distance":35.58089374931439},{"slug":"asphalt","name":"Asphalt","hex":"#2B2B2B","distance":35.79106033634656}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #3B230C

#3B230C is classified as a warm orange value with dark visual character. #3B230C is visually closest to Rubber, a named gray color with HEX #2A2725.

The RGB channels are 59, 35, and 12, with red carrying the strongest channel weight. In HSL, the hue is 29deg with 66% saturation and 14% lightness, so this page treats it as a moderate-saturation, dark 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 dark theme accents. Its luminance is 0.0216, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 30.50, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text1.43:1AA Fail
White text14.66:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #3B230C needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000001.43:1 · Fail
White text#FFFFFF14.66:1 · AAA

Accessible Alternatives

Black#FFFFFF text · best 21:1#000000
Carbon Fiber#FFFFFF text · best 17.05:1#1C1C1C
#3B0C0D#FFFFFF text · best 16.88:1#3B0C0D
Raisin#FFFFFF text · best 15.93:1#242124
#0C243B#FFFFFF text · best 15.77:1#0C243B

Generated Palette

#3B230C#3B230C
#0C243B#0C243B
#3B0C0D#3B0C0D
#3B3A0C#3B3A0C
#87501C#87501C
Black#000000

Color Harmonies

#0C243B#0C243B
#3B0C0D#3B0C0D
#3B3A0C#3B3A0C
#0C3B23#0C3B23
#230C3B#230C3B

Variants

#87501C#87501C
Black#000000
#432304#432304
#332314#332314
#966231#966231
#703600#703600

Nearest Named Colors

Rubber#2A2725
Espresso#4B3621
Raisin#242124
Carbon Fiber#1C1C1C
Asphalt#2B2B2B

Related HEX Guides

Rubber colorOpen the nearest named color reference for #2A2725.Espresso colorOpen the nearest named color reference for #4B3621.Raisin colorOpen the nearest named color reference for #242124.Orange color familyBrowse named orange colors related to this HEX value.Warm colorsExplore colors with similar temperature behavior.Dark colorsFind colors in the dark 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.#3B230C APIOpen the machine-readable JSON record for this HEX value.