Colors Encyclopedia

HEX atlas value

#42312E

#42312E is a warm red HEX color close to Peat. According to Colors Encyclopedia, it converts to RGB 66, 49, 46, HSL 9, 18%, 22%, has luminance 0.0355, and belongs to the dark group.

redwarmdark
#42312E Sample readable text
HEX #42312E
RGB rgb(66, 49, 46)
HSL hsl(9 18% 22%)
CMYK cmyk(0, 26, 30, 74)
Luminance 0.0355
Contrast Black 1.71:1White 12.28:1

CSS

--color-42312e: #42312E;
.background-42312e { background-color: #42312E; }
.text-42312e { color: #42312E; }

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
Luminance0.0355
Black text1.71:1AA Fail
White text12.28:1AA 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":"#42312E","rgb":[66,49,46],"hsl":[9,18,22],"cmyk":[0,26,30,74],"luminance":0.0355,"contrast":{"black":1.71,"white":12.28}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":1.71,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":12.28,"wcagAA":true,"wcagAAA":true}]
Accessible alternatives
[{"name":"#0C0908","hex":"#0C0908","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":1.06,"contrastWhite":19.85,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Peat","hex":"#3B2F2F","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.63,"contrastWhite":12.85,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#4F2822","hex":"#4F2822","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.66,"contrastWhite":12.65,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#422E35","hex":"#422E35","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":1.67,"contrastWhite":12.54,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Jet","hex":"#343434","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1.69,"contrastWhite":12.46,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]
AI context
{"semanticGroups":["warm red","dark","dark red","Peat adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","dark theme accents","high-attention visual states"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/42312e.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/peat.json","https://www.colorsencyclopedia.com/api/colors/pine-bark.json","https://www.colorsencyclopedia.com/api/colors/taupe.json"]}
Harmonies
{"complementary":"#2E3F42","analogous":["#422E35","#423B2E"],"triadic":["#2E4231","#312E42"],"tetradic":["#35422E","#2E3F42","#3B2E42"],"splitComplementary":["#2E423B","#2E3542"],"monochromatic":["#785954","#42312E","#0C0908"]}
Variants
{"light":"#785954","dark":"#0C0908","saturated":"#4F2822","desaturated":"#383838","pastel":"#7B7574","neon":"#991700"}
Nearest named colors
[{"slug":"peat","name":"Peat","hex":"#3B2F2F","distance":7.3484692283495345},{"slug":"pine-bark","name":"Pine Bark","hex":"#4A3728","distance":11.661903789690601},{"slug":"taupe","name":"Taupe","hex":"#483C32","distance":13.152946437965905},{"slug":"jet","name":"Jet","hex":"#343434","distance":15.524174696260024},{"slug":"graphite","name":"Graphite","hex":"#383838","distance":15.7797338380595}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #42312E

#42312E is classified as a warm red value with dark visual character. #42312E is visually closest to Peat, a named red color with HEX #3B2F2F.

The RGB channels are 66, 49, and 46, with red carrying the strongest channel weight. In HSL, the hue is 9deg with 18% saturation and 22% lightness, so this page treats it as a low-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 0.0355, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 7.35, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text1.71:1AA Fail
White text12.28:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #42312E needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000001.71:1 · Fail
White text#FFFFFF12.28:1 · AAA

Accessible Alternatives

#0C0908#FFFFFF text · best 19.85:1#0C0908
Peat#FFFFFF text · best 12.85:1#3B2F2F
#4F2822#FFFFFF text · best 12.65:1#4F2822
#422E35#FFFFFF text · best 12.54:1#422E35
Jet#FFFFFF text · best 12.46:1#343434

Generated Palette

#42312E#42312E
#2E3F42#2E3F42
#422E35#422E35
#423B2E#423B2E
#785954#785954
#0C0908#0C0908

Color Harmonies

#2E3F42#2E3F42
#422E35#422E35
#423B2E#423B2E
#2E4231#2E4231
#312E42#312E42

Variants

#785954#785954
#0C0908#0C0908
#4F2822#4F2822
Graphite#383838
#7B7574#7B7574
#991700#991700

Nearest Named Colors

Peat#3B2F2F
Pine Bark#4A3728
Taupe#483C32
Jet#343434
Graphite#383838

Related HEX Guides

Peat colorOpen the nearest named color reference for #3B2F2F.Pine Bark colorOpen the nearest named color reference for #4A3728.Taupe colorOpen the nearest named color reference for #483C32.Red color familyBrowse named red 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.#42312E APIOpen the machine-readable JSON record for this HEX value.