Colors Encyclopedia

HEX atlas value

#4C3F10

#4C3F10 is a warm yellow HEX color close to Espresso. According to Colors Encyclopedia, it converts to RGB 76, 63, 16, HSL 47, 65%, 18%, has luminance 0.0513, and belongs to the dark group.

yellowwarmdark
#4C3F10 Sample readable text
HEX #4C3F10
RGB rgb(76, 63, 16)
HSL hsl(47 65% 18%)
CMYK cmyk(0, 17, 79, 70)
Luminance 0.0513
Contrast Black 2.03:1White 10.37:1

CSS

--color-4c3f10: #4C3F10;
.background-4c3f10 { background-color: #4C3F10; }
.text-4c3f10 { color: #4C3F10; }

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
Luminance0.0513
Black text2.03:1AA Fail
White text10.37:1AA 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":"#4C3F10","rgb":[76,63,16],"hsl":[47,65,18],"cmyk":[0,17,79,70],"luminance":0.0513,"contrast":{"black":2.03,"white":10.37}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":2.03,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":10.37,"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":"#101D4C","hex":"#101D4C","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.3,"contrastWhite":16.13,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#4C2110","hex":"#4C2110","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":1.53,"contrastWhite":13.71,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#42391A","hex":"#42391A","family":"yellow","bestTextColor":"#FFFFFF","contrastBlack":1.83,"contrastWhite":11.46,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Espresso","hex":"#4B3621","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":1.85,"contrastWhite":11.36,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]
AI context
{"semanticGroups":["warm yellow","dark","dark yellow","Espresso adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","dark theme accents","highlight and warning systems"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/4c3f10.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/bark.json"]}
Harmonies
{"complementary":"#101D4C","analogous":["#4C2110","#3B4C10"],"triadic":["#104C3F","#3F104C"],"tetradic":["#104C21","#101D4C","#4C103B"],"splitComplementary":["#103B4C","#21104C"],"monochromatic":["#977E20","#4C3F10","#000000"]}
Variants
{"light":"#977E20","dark":"#000000","saturated":"#564506","desaturated":"#42391A","pastel":"#A48D37","neon":"#856800"}
Nearest named colors
[{"slug":"espresso","name":"Espresso","hex":"#4B3621","distance":19.261360284258224},{"slug":"pine-bark","name":"Pine Bark","hex":"#4A3728","distance":25.37715508089904},{"slug":"bark","name":"Bark","hex":"#5B3A29","distance":29.58039891549808},{"slug":"taupe","name":"Taupe","hex":"#483C32","distance":34.36568055487916},{"slug":"moss-deep","name":"Moss Deep","hex":"#4A5D23","distance":35.566838487557476}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #4C3F10

#4C3F10 is classified as a warm yellow value with dark visual character. #4C3F10 is visually closest to Espresso, a named orange color with HEX #4B3621.

The RGB channels are 76, 63, and 16, with red carrying the strongest channel weight. In HSL, the hue is 47deg with 65% 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 dark theme accents. Its luminance is 0.0513, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 19.26, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text2.03:1AA Fail
White text10.37:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #4C3F10 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000002.03:1 · Fail
White text#FFFFFF10.37:1 · AAA

Accessible Alternatives

Black#FFFFFF text · best 21:1#000000
#101D4C#FFFFFF text · best 16.13:1#101D4C
#4C2110#FFFFFF text · best 13.71:1#4C2110
#42391A#FFFFFF text · best 11.46:1#42391A
Espresso#FFFFFF text · best 11.36:1#4B3621

Generated Palette

#4C3F10#4C3F10
#101D4C#101D4C
#4C2110#4C2110
#3B4C10#3B4C10
#977E20#977E20
Black#000000

Color Harmonies

#101D4C#101D4C
#4C2110#4C2110
#3B4C10#3B4C10
#104C3F#104C3F
#3F104C#3F104C

Variants

#977E20#977E20
Black#000000
#564506#564506
#42391A#42391A
#A48D37#A48D37
#856800#856800

Nearest Named Colors

Espresso#4B3621
Pine Bark#4A3728
Bark#5B3A29
Taupe#483C32
Moss Deep#4A5D23

Related HEX Guides

Espresso colorOpen the nearest named color reference for #4B3621.Pine Bark colorOpen the nearest named color reference for #4A3728.Bark colorOpen the nearest named color reference for #5B3A29.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.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.#4C3F10 APIOpen the machine-readable JSON record for this HEX value.