Colors Encyclopedia

HEX atlas value

#3E391D

#3E391D is a warm yellow HEX color close to Espresso. According to Colors Encyclopedia, it converts to RGB 62, 57, 29, HSL 51, 36%, 18%, has luminance 0.0404, and belongs to the dark and earth tone groups.

yellowwarmdarkearth-tone
#3E391D Sample readable text
HEX #3E391D
RGB rgb(62, 57, 29)
HSL hsl(51 36% 18%)
CMYK cmyk(0, 8, 53, 76)
Luminance 0.0404
Contrast Black 1.81:1White 11.62:1

CSS

--color-3e391d: #3E391D;
.background-3e391d { background-color: #3E391D; }
.text-3e391d { color: #3E391D; }

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
Luminance0.0404
Black text1.81:1AA Fail
White text11.62:1AA 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":"#3E391D","rgb":[62,57,29],"hsl":[51,36,18],"cmyk":[0,8,53,76],"luminance":0.0404,"contrast":{"black":1.81,"white":11.62}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":1.81,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":11.62,"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":"#1D223E","hex":"#1D223E","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.35,"contrastWhite":15.56,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#3E291D","hex":"#3E291D","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":1.54,"contrastWhite":13.64,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#343227","hex":"#343227","family":"yellow","bestTextColor":"#FFFFFF","contrastBlack":1.63,"contrastWhite":12.87,"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"]}]
AI context
{"semanticGroups":["warm yellow","dark","earth tone","dark yellow","earth tone yellow","Espresso adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","natural palettes","dark theme accents","highlight and warning systems"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/3e391d.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/espresso.json","https://www.colorsencyclopedia.com/api/colors/pine-bark.json","https://www.colorsencyclopedia.com/api/colors/peat.json"]}
Harmonies
{"complementary":"#1D223E","analogous":["#3E291D","#333E1D"],"triadic":["#1D3E39","#391D3E"],"tetradic":["#1D3E29","#1D223E","#3E1D33"],"splitComplementary":["#1D333E","#291D3E"],"monochromatic":["#7D733B","#3E391D","#000000"]}
Variants
{"light":"#7D733B","dark":"#000000","saturated":"#494113","desaturated":"#343227","pastel":"#857E57","neon":"#857100"}
Nearest named colors
[{"slug":"espresso","name":"Espresso","hex":"#4B3621","distance":13.92838827718412},{"slug":"pine-bark","name":"Pine Bark","hex":"#4A3728","distance":16.401219466856727},{"slug":"peat","name":"Peat","hex":"#3B2F2F","distance":20.808652046684813},{"slug":"taupe","name":"Taupe","hex":"#483C32","distance":23.45207879911715},{"slug":"jet","name":"Jet","hex":"#343434","distance":25.573423705088842}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #3E391D

#3E391D is classified as a warm yellow value with dark and earth tone visual character. #3E391D is visually closest to Espresso, a named orange color with HEX #4B3621.

The RGB channels are 62, 57, and 29, with red carrying the strongest channel weight. In HSL, the hue is 51deg with 36% saturation and 18% 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 natural palettes. Its luminance is 0.0404, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 13.93, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text1.81:1AA Fail
White text11.62:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #3E391D needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000001.81:1 · Fail
White text#FFFFFF11.62:1 · AAA

Accessible Alternatives

Black#FFFFFF text · best 21:1#000000
#1D223E#FFFFFF text · best 15.56:1#1D223E
#3E291D#FFFFFF text · best 13.64:1#3E291D
#343227#FFFFFF text · best 12.87:1#343227
Peat#FFFFFF text · best 12.85:1#3B2F2F

Generated Palette

#3E391D#3E391D
#1D223E#1D223E
#3E291D#3E291D
#333E1D#333E1D
#7D733B#7D733B
Black#000000

Color Harmonies

#1D223E#1D223E
#3E291D#3E291D
#333E1D#333E1D
#1D3E39#1D3E39
#391D3E#391D3E

Variants

#7D733B#7D733B
Black#000000
#494113#494113
#343227#343227
#857E57#857E57
#857100#857100

Nearest Named Colors

Espresso#4B3621
Pine Bark#4A3728
Peat#3B2F2F
Taupe#483C32
Jet#343434

Related HEX Guides

Espresso colorOpen the nearest named color reference for #4B3621.Pine Bark colorOpen the nearest named color reference for #4A3728.Peat colorOpen the nearest named color reference for #3B2F2F.Yellow color familyBrowse named yellow colors related to this HEX value.Warm colorsExplore colors with similar temperature behavior.Dark colorsFind colors in the dark group.Earth Tone colorsFind colors in the earth tone 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.#3E391D APIOpen the machine-readable JSON record for this HEX value.