Colors Encyclopedia

HEX atlas value

#668D0C

#668D0C is a cool green HEX color close to Avocado. According to Colors Encyclopedia, it converts to RGB 102, 141, 12, HSL 78, 84%, 30%, has luminance 0.219, and belongs to the jewel tone group.

greencooljewel-tone
#668D0C Sample readable text
HEX #668D0C
RGB rgb(102, 141, 12)
HSL hsl(78 84% 30%)
CMYK cmyk(28, 0, 91, 45)
Luminance 0.219
Contrast Black 5.38:1White 3.9:1

CSS

--color-668d0c: #668D0C;
.background-668d0c { background-color: #668D0C; }
.text-668d0c { color: #668D0C; }

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
Luminance0.219
Black text5.38:1AA Pass
White text3.9:1AA Fail
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":"#668D0C","rgb":[102,141,12],"hsl":[78,84,30],"cmyk":[28,0,91,45],"luminance":0.219,"contrast":{"black":5.38,"white":3.9}}
WCAG
{"AA":["#000000"],"AAA":[]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":5.38,"wcagAA":true,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":3.9,"wcagAA":false,"wcagAAA":false}]
Accessible alternatives
[{"name":"#A4E114","hex":"#A4E114","family":"green","bestTextColor":"#000000","contrastBlack":13.36,"contrastWhite":1.57,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#330C8D","hex":"#330C8D","family":"purple","bestTextColor":"#FFFFFF","contrastBlack":1.58,"contrastWhite":13.31,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#293805","hex":"#293805","family":"green","bestTextColor":"#FFFFFF","contrastBlack":1.66,"contrastWhite":12.64,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#6B9900","hex":"#6B9900","family":"green","bestTextColor":"#000000","contrastBlack":6.18,"contrastWhite":3.4,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]},{"name":"Olive Leaf","hex":"#6B8E23","family":"green","bestTextColor":"#000000","contrastBlack":5.52,"contrastWhite":3.81,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]}]
AI context
{"semanticGroups":["cool green","jewel tone","jewel tone green","Avocado adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","rich accent palettes","botanical and wellness palettes"],"contrastSafeWith":["#000000"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/668d0c.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/avocado.json","https://www.colorsencyclopedia.com/api/colors/olive-drab.json","https://www.colorsencyclopedia.com/api/colors/olive-leaf.json"]}
Harmonies
{"complementary":"#330C8D","analogous":["#8D730C","#268D0C"],"triadic":["#0C668D","#8D0C66"],"tetradic":["#0C8D73","#330C8D","#8D0C26"],"splitComplementary":["#0C268D","#730C8D"],"monochromatic":["#A4E114","#668D0C","#293805"]}
Variants
{"light":"#A4E114","dark":"#293805","saturated":"#6B9900","desaturated":"#5F7C1D","pastel":"#ACDB3D","neon":"#88C200"}
Nearest named colors
[{"slug":"avocado","name":"Avocado","hex":"#568203","distance":21.400934559032695},{"slug":"olive-drab","name":"Olive Drab","hex":"#6B8E23","distance":23.558437978779494},{"slug":"olive-leaf","name":"Olive Leaf","hex":"#6B8E23","distance":23.558437978779494},{"slug":"olive","name":"Olive","hex":"#808000","distance":31.448370387032774},{"slug":"fern-frond","name":"Fern Frond","hex":"#657220","distance":33.61547262794322}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #668D0C

#668D0C is classified as a cool green value with jewel tone visual character. #668D0C is visually closest to Avocado, a named green color with HEX #568203.

The RGB channels are 102, 141, and 12, with green carrying the strongest channel weight. In HSL, the hue is 78deg with 84% saturation and 30% 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 rich accent palettes. Its luminance is 0.219, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 21.40, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text5.38:1AA Pass
White text3.9:1AA Fail

AA text options: #000000.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #668D0C needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000005.38:1 · AA
White text#FFFFFF3.9:1 · Fail

Accessible Alternatives

#A4E114#000000 text · best 13.36:1#A4E114
#330C8D#FFFFFF text · best 13.31:1#330C8D
#293805#FFFFFF text · best 12.64:1#293805
#6B9900#000000 text · best 6.18:1#6B9900
Olive Leaf#000000 text · best 5.52:1#6B8E23

Generated Palette

#668D0C#668D0C
#330C8D#330C8D
#8D730C#8D730C
#268D0C#268D0C
#A4E114#A4E114
#293805#293805

Color Harmonies

#330C8D#330C8D
#8D730C#8D730C
#268D0C#268D0C
#0C668D#0C668D
#8D0C66#8D0C66

Variants

#A4E114#A4E114
#293805#293805
#6B9900#6B9900
#5F7C1D#5F7C1D
#ACDB3D#ACDB3D
#88C200#88C200

Nearest Named Colors

Avocado#568203
Olive Drab#6B8E23
Olive Leaf#6B8E23
Olive#808000
Fern Frond#657220

Related HEX Guides

Avocado colorOpen the nearest named color reference for #568203.Olive Drab colorOpen the nearest named color reference for #6B8E23.Olive Leaf colorOpen the nearest named color reference for #6B8E23.Green color familyBrowse named green colors related to this HEX value.Cool colorsExplore colors with similar temperature behavior.Jewel Tone colorsFind colors in the jewel 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.#668D0C APIOpen the machine-readable JSON record for this HEX value.