HEX atlas value

#3F7637

#3F7637 is a cool green HEX color close to Fern Green. According to Colors Encyclopedia, it converts to RGB 63, 118, 55, HSL 112, 36%, 34%, has luminance 0.1429, and belongs to the earth tone group.

#3F7637 Sample readable text
HEX #3F7637
RGB rgb(63, 118, 55)
HSL hsl(112 36% 34%)
CMYK cmyk(47, 0, 53, 54)
Luminance 0.1429
Contrast Black 3.86:1White 5.44:1

CSS

--color-3f7637: #3F7637;
.background-3f7637 { background-color: #3F7637; }
.text-3f7637 { color: #3F7637; }

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
Luminance0.1429
Black text3.86:1AA Fail
White text5.44:1AA 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":"#3F7637","rgb":[63,118,55],"hsl":[112,36,34],"cmyk":[47,0,53,54],"luminance":0.1429,"contrast":{"black":3.86,"white":5.44}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":[]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":3.86,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":5.44,"wcagAA":true,"wcagAAA":false}]
Accessible alternatives
[{"name":"#1E371A","hex":"#1E371A","family":"green","bestTextColor":"#FFFFFF","contrastBlack":1.62,"contrastWhite":13,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#6E3776","hex":"#6E3776","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":2.47,"contrastWhite":8.5,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#64B159","hex":"#64B159","family":"green","bestTextColor":"#000000","contrastBlack":7.97,"contrastWhite":2.63,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]},{"name":"Hunter Green","hex":"#355E3B","family":"green","bestTextColor":"#FFFFFF","contrastBlack":2.82,"contrastWhite":7.46,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF"]},{"name":"Moss Deep","hex":"#4A5D23","family":"green","bestTextColor":"#FFFFFF","contrastBlack":2.88,"contrastWhite":7.29,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF"]}]
AI context
{"semanticGroups":["cool green","earth tone","earth tone green","Fern Green adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","natural palettes","botanical and wellness palettes"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/3f7637.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/fern-green.json","https://www.colorsencyclopedia.com/api/colors/dark-olive-green.json","https://www.colorsencyclopedia.com/api/colors/hunter-green.json"]}
Harmonies
{"complementary":"#6E3776","analogous":["#5F7637","#37764E"],"triadic":["#374076","#763740"],"tetradic":["#375F76","#6E3776","#764E37"],"splitComplementary":["#4E3776","#76375F"],"monochromatic":["#64B159","#3F7637","#1E371A"]}
Variants
{"light":"#64B159","dark":"#1E371A","saturated":"#328924","desaturated":"#4E634B","pastel":"#86AC80","neon":"#1DD600"}
Nearest named colors
[{"slug":"fern-green","name":"Fern Green","hex":"#4F7942","distance":19.6468827043885},{"slug":"dark-olive-green","name":"Dark Olive Green","hex":"#556B2F","distance":25.865034312755125},{"slug":"hunter-green","name":"Hunter Green","hex":"#355E3B","distance":26.30589287593181},{"slug":"moss-deep","name":"Moss Deep","hex":"#4A5D23","distance":33.85262175962151},{"slug":"cactus-green","name":"Cactus Green","hex":"#587156","distance":40.13726448077895}]

HEX meaning and use

About #3F7637

#3F7637 is classified as a cool green value with earth tone visual character. #3F7637 is visually closest to Fern Green, a named green color with HEX #4F7942.

The RGB channels are 63, 118, and 55, with green carrying the strongest channel weight. In HSL, the hue is 112deg with 36% saturation and 34% lightness, so this page treats it as a moderate-saturation, mid-lightness 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 natural palettes. Its luminance is 0.1429, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 19.65, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text3.86:1AA Fail
White text5.44:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #3F7637 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000003.86:1 · Fail
White text#FFFFFF5.44:1 · AA

Accessible Alternatives

#1E371A#FFFFFF text · best 13:1#1E371A
#6E3776#FFFFFF text · best 8.5:1#6E3776
#64B159#000000 text · best 7.97:1#64B159
Hunter Green#FFFFFF text · best 7.46:1#355E3B
Moss Deep#FFFFFF text · best 7.29:1#4A5D23

Generated Palette

#3F7637#3F7637
#6E3776#6E3776
#5F7637#5F7637
#37764E#37764E
#64B159#64B159
#1E371A#1E371A

Color Harmonies

#6E3776#6E3776
#5F7637#5F7637
#37764E#37764E
#374076#374076
#763740#763740

Variants

#64B159#64B159
#1E371A#1E371A
#328924#328924
#4E634B#4E634B
#86AC80#86AC80
#1DD600#1DD600

Nearest Named Colors