Colors Encyclopedia

HEX atlas value

#402808

#402808 is a warm orange HEX color close to Espresso. According to Colors Encyclopedia, it converts to RGB 64, 40, 8, HSL 34, 78%, 14%, has luminance 0.0263, and belongs to the dark group.

orangewarmdark
#402808 Sample readable text
HEX #402808
RGB rgb(64, 40, 8)
HSL hsl(34 78% 14%)
CMYK cmyk(0, 38, 88, 75)
Luminance 0.0263
Contrast Black 1.53:1White 13.76:1

CSS

--color-402808: #402808;
.background-402808 { background-color: #402808; }
.text-402808 { color: #402808; }

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
Luminance0.0263
Black text1.53:1AA Fail
White text13.76:1AA 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":"#402808","rgb":[64,40,8],"hsl":[34,78,14],"cmyk":[0,38,88,75],"luminance":0.0263,"contrast":{"black":1.53,"white":13.76}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":1.53,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":13.76,"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":"#400C08","hex":"#400C08","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.27,"contrastWhite":16.48,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#082040","hex":"#082040","family":"blue","bestTextColor":"#FFFFFF","contrastBlack":1.29,"contrastWhite":16.28,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Raisin","hex":"#242124","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1.32,"contrastWhite":15.93,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Rubber","hex":"#2A2725","family":"gray","bestTextColor":"#FFFFFF","contrastBlack":1.42,"contrastWhite":14.83,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]
AI context
{"semanticGroups":["warm orange","dark","dark orange","Espresso adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","dark theme accents"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/402808.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/espresso.json","https://www.colorsencyclopedia.com/api/colors/rubber.json","https://www.colorsencyclopedia.com/api/colors/pine-bark.json"]}
Harmonies
{"complementary":"#082040","analogous":["#400C08","#3C4008"],"triadic":["#084027","#270840"],"tetradic":["#08400C","#082040","#40083C"],"splitComplementary":["#083C40","#0C0840"],"monochromatic":["#915A12","#402808","#000000"]}
Variants
{"light":"#915A12","dark":"#000000","saturated":"#472800","desaturated":"#382610","pastel":"#A26C25","neon":"#704000"}
Nearest named colors
[{"slug":"espresso","name":"Espresso","hex":"#4B3621","distance":30.692018506445613},{"slug":"rubber","name":"Rubber","hex":"#2A2725","distance":36.41428291206625},{"slug":"pine-bark","name":"Pine Bark","hex":"#4A3728","distance":36.72873534441391},{"slug":"peat","name":"Peat","hex":"#3B2F2F","distance":39.93745109543172},{"slug":"raisin","name":"Raisin","hex":"#242124","distance":40.2119385257662}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #402808

#402808 is classified as a warm orange value with dark visual character. #402808 is visually closest to Espresso, a named orange color with HEX #4B3621.

The RGB channels are 64, 40, and 8, with red carrying the strongest channel weight. In HSL, the hue is 34deg with 78% saturation and 14% 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 0.0263, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 30.69, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text1.53:1AA Fail
White text13.76:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #402808 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000001.53:1 · Fail
White text#FFFFFF13.76:1 · AAA

Accessible Alternatives

Black#FFFFFF text · best 21:1#000000
#400C08#FFFFFF text · best 16.48:1#400C08
#082040#FFFFFF text · best 16.28:1#082040
Raisin#FFFFFF text · best 15.93:1#242124
Rubber#FFFFFF text · best 14.83:1#2A2725

Generated Palette

#402808#402808
#082040#082040
#400C08#400C08
#3C4008#3C4008
#915A12#915A12
Black#000000

Color Harmonies

#082040#082040
#400C08#400C08
#3C4008#3C4008
#084027#084027
#270840#270840

Variants

#915A12#915A12
Black#000000
#472800#472800
#382610#382610
#A26C25#A26C25
#704000#704000

Nearest Named Colors

Espresso#4B3621
Rubber#2A2725
Pine Bark#4A3728
Peat#3B2F2F
Raisin#242124

Related HEX Guides

Espresso colorOpen the nearest named color reference for #4B3621.Rubber colorOpen the nearest named color reference for #2A2725.Pine Bark colorOpen the nearest named color reference for #4A3728.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.#402808 APIOpen the machine-readable JSON record for this HEX value.