Colors Encyclopedia

HEX atlas value

#644A0C

#644A0C is a warm orange HEX color close to Sepia. According to Colors Encyclopedia, it converts to RGB 100, 74, 12, HSL 42, 79%, 22%, has luminance 0.0763, and belongs to the dark group.

orangewarmdark
#644A0C Sample readable text
HEX #644A0C
RGB rgb(100, 74, 12)
HSL hsl(42 79% 22%)
CMYK cmyk(0, 26, 88, 61)
Luminance 0.0763
Contrast Black 2.53:1White 8.31:1

CSS

--color-644a0c: #644A0C;
.background-644a0c { background-color: #644A0C; }
.text-644a0c { color: #644A0C; }

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
Luminance0.0763
Black text2.53:1AA Fail
White text8.31:1AA 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":"#644A0C","rgb":[100,74,12],"hsl":[42,79,22],"cmyk":[0,26,88,61],"luminance":0.0763,"contrast":{"black":2.53,"white":8.31}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":2.53,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":8.31,"wcagAA":true,"wcagAAA":true}]
Accessible alternatives
[{"name":"#120D02","hex":"#120D02","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":1.08,"contrastWhite":19.37,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#0C2664","hex":"#0C2664","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.48,"contrastWhite":14.23,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#641E0C","hex":"#641E0C","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.73,"contrastWhite":12.12,"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"]},{"name":"Bark","hex":"#5B3A29","family":"orange","bestTextColor":"#FFFFFF","contrastBlack":2.08,"contrastWhite":10.09,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]
AI context
{"semanticGroups":["warm orange","dark","dark orange","Sepia adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","dark theme accents"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/644a0c.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/sepia.json","https://www.colorsencyclopedia.com/api/colors/bark.json","https://www.colorsencyclopedia.com/api/colors/espresso.json"]}
Harmonies
{"complementary":"#0C2664","analogous":["#641E0C","#53640C"],"triadic":["#0C644A","#4A0C64"],"tetradic":["#0C641E","#0C2664","#640C53"],"splitComplementary":["#0C5364","#1E0C64"],"monochromatic":["#B78615","#644A0C","#120D02"]}
Variants
{"light":"#B78615","dark":"#120D02","saturated":"#704F00","desaturated":"#584518","pastel":"#C5972B","neon":"#996B00"}
Nearest named colors
[{"slug":"sepia","name":"Sepia","hex":"#704214","distance":16.492422502470642},{"slug":"bark","name":"Bark","hex":"#5B3A29","distance":34.322004603461025},{"slug":"espresso","name":"Espresso","hex":"#4B3621","distance":38.28837943815329},{"slug":"moss-deep","name":"Moss Deep","hex":"#4A5D23","distance":39.57271787481876},{"slug":"saddle-brown","name":"Saddle Brown","hex":"#8B4513","distance":39.93745109543172}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #644A0C

#644A0C is classified as a warm orange value with dark visual character. #644A0C is visually closest to Sepia, a named orange color with HEX #704214.

The RGB channels are 100, 74, and 12, with red carrying the strongest channel weight. In HSL, the hue is 42deg with 79% saturation and 22% lightness, so this page treats it as a high-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 0.0763, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 16.49, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text2.53:1AA Fail
White text8.31:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #644A0C needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000002.53:1 · Fail
White text#FFFFFF8.31:1 · AAA

Accessible Alternatives

#120D02#FFFFFF text · best 19.37:1#120D02
#0C2664#FFFFFF text · best 14.23:1#0C2664
#641E0C#FFFFFF text · best 12.12:1#641E0C
Espresso#FFFFFF text · best 11.36:1#4B3621
Bark#FFFFFF text · best 10.09:1#5B3A29

Generated Palette

#644A0C#644A0C
#0C2664#0C2664
#641E0C#641E0C
#53640C#53640C
#B78615#B78615
#120D02#120D02

Color Harmonies

#0C2664#0C2664
#641E0C#641E0C
#53640C#53640C
#0C644A#0C644A
#4A0C64#4A0C64

Variants

#B78615#B78615
#120D02#120D02
#704F00#704F00
#584518#584518
#C5972B#C5972B
#996B00#996B00

Nearest Named Colors

Sepia#704214
Bark#5B3A29
Espresso#4B3621
Moss Deep#4A5D23
Saddle Brown#8B4513

Related HEX Guides

Sepia colorOpen the nearest named color reference for #704214.Bark colorOpen the nearest named color reference for #5B3A29.Espresso colorOpen the nearest named color reference for #4B3621.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.#644A0C APIOpen the machine-readable JSON record for this HEX value.