HEX atlas value

#4C1C10

#4C1C10 is a warm red HEX color close to Espresso. According to Colors Encyclopedia, it converts to RGB 76, 28, 16, HSL 12, 65%, 18%, has luminance 0.024, and belongs to the dark group.

#4C1C10 Sample readable text
HEX #4C1C10
RGB rgb(76, 28, 16)
HSL hsl(12 65% 18%)
CMYK cmyk(0, 63, 79, 70)
Luminance 0.024
Contrast Black 1.48:1White 14.19:1

CSS

--color-4c1c10: #4C1C10;
.background-4c1c10 { background-color: #4C1C10; }
.text-4c1c10 { color: #4C1C10; }

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
Luminance0.024
Black text1.48:1AA Fail
White text14.19:1AA 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":"#4C1C10","rgb":[76,28,16],"hsl":[12,65,18],"cmyk":[0,63,79,70],"luminance":0.024,"contrast":{"black":1.48,"white":14.19}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":1.48,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":14.19,"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":"Oxblood","hex":"#4A0000","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.29,"contrastWhite":16.25,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#4C1022","hex":"#4C1022","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":1.4,"contrastWhite":14.96,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#42221A","hex":"#42221A","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.48,"contrastWhite":14.23,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#561606","hex":"#561606","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.51,"contrastWhite":13.87,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]
AI context
{"semanticGroups":["warm red","dark","dark red","Espresso 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/4c1c10.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/espresso.json","https://www.colorsencyclopedia.com/api/colors/merlot.json","https://www.colorsencyclopedia.com/api/colors/oxblood.json"]}
Harmonies
{"complementary":"#10404C","analogous":["#4C1022","#4C3A10"],"triadic":["#104C1C","#1C104C"],"tetradic":["#224C10","#10404C","#3A104C"],"splitComplementary":["#104C3A","#10224C"],"monochromatic":["#973820","#4C1C10","#000000"]}
Variants
{"light":"#973820","dark":"#000000","saturated":"#561606","desaturated":"#42221A","pastel":"#A44D37","neon":"#851B00"}
Nearest named colors
[{"slug":"espresso","name":"Espresso","hex":"#4B3621","distance":31.080540535840107},{"slug":"merlot","name":"Merlot","hex":"#541E2E","distance":31.11269837220809},{"slug":"oxblood","name":"Oxblood","hex":"#4A0000","distance":32.31098884280702},{"slug":"pine-bark","name":"Pine Bark","hex":"#4A3728","distance":36.180105030251084},{"slug":"peat","name":"Peat","hex":"#3B2F2F","distance":40.13726448077895}]

HEX meaning and use

About #4C1C10

#4C1C10 is classified as a warm red value with dark visual character. #4C1C10 is visually closest to Espresso, a named orange color with HEX #4B3621.

The RGB channels are 76, 28, and 16, with red carrying the strongest channel weight. In HSL, the hue is 12deg 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 0.024, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 31.08, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text1.48:1AA Fail
White text14.19:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #4C1C10 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000001.48:1 · Fail
White text#FFFFFF14.19:1 · AAA

Accessible Alternatives

Black#FFFFFF text · best 21:1#000000
Oxblood#FFFFFF text · best 16.25:1#4A0000
#4C1022#FFFFFF text · best 14.96:1#4C1022
#42221A#FFFFFF text · best 14.23:1#42221A
#561606#FFFFFF text · best 13.87:1#561606

Generated Palette

#4C1C10#4C1C10
#10404C#10404C
#4C1022#4C1022
#4C3A10#4C3A10
#973820#973820
Black#000000

Color Harmonies

#10404C#10404C
#4C1022#4C1022
#4C3A10#4C3A10
#104C1C#104C1C
#1C104C#1C104C

Variants

#973820#973820
Black#000000
#561606#561606
#42221A#42221A
#A44D37#A44D37
#851B00#851B00

Nearest Named Colors