HEX atlas value

#3F8A38

#3F8A38 is a cool green HEX color close to Fern Green. According to Colors Encyclopedia, it converts to RGB 63, 138, 56, HSL 115, 42%, 38%, has luminance 0.1952, and belongs to the earth tone group.

green cool earth-tone

#3F8A38 Sample readable text

HEX #3F8A38

RGB rgb(63, 138, 56)

HSL hsl(115 42% 38%)

CMYK cmyk(54, 0, 59, 46)

Luminance 0.1952

Contrast Black 4.9:1White 4.28:1

CSS

--color-3f8a38: #3F8A38;
.background-3f8a38 { background-color: #3F8A38; }
.text-3f8a38 { color: #3F8A38; }

Luminance0.1952

Black text4.9:1AA Pass

White text4.28:1AA 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

Structured sections

Color systems

{"hex":"#3F8A38","rgb":[63,138,56],"hsl":[115,42,38],"cmyk":[54,0,59,46],"luminance":0.1952,"contrast":{"black":4.9,"white":4.28}}

WCAG

{"AA":["#000000"],"AAA":[]}

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":4.9,"wcagAA":true,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":4.28,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#21481E","hex":"#21481E","family":"green","bestTextColor":"#FFFFFF","contrastBlack":2.01,"contrastWhite":10.45,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#68BE60","hex":"#68BE60","family":"green","bestTextColor":"#000000","contrastBlack":9.12,"contrastWhite":2.3,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#83388A","hex":"#83388A","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":2.9,"contrastWhite":7.25,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF"]},{"name":"#2D9F23","hex":"#2D9F23","family":"green","bestTextColor":"#000000","contrastBlack":6.1,"contrastWhite":3.44,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":[]},{"name":"Dark Olive Green","hex":"#556B2F","family":"green","bestTextColor":"#FFFFFF","contrastBlack":3.53,"contrastWhite":5.95,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":[]}]

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":["#000000"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/3f8a38.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/fern-green.json","https://www.colorsencyclopedia.com/api/colors/epoxy-green.json","https://www.colorsencyclopedia.com/api/colors/sea-green.json"]}

Harmonies

{"complementary":"#83388A","analogous":["#688A38","#388A5A"],"triadic":["#383F8A","#8A383F"],"tetradic":["#38688A","#83388A","#8A5A38"],"splitComplementary":["#5A388A","#8A3868"],"monochromatic":["#68BE60","#3F8A38","#21481E"]}

Variants

{"light":"#68BE60","dark":"#21481E","saturated":"#2D9F23","desaturated":"#51744E","pastel":"#8BBA87","neon":"#14EB00"}

Nearest named colors

[{"slug":"fern-green","name":"Fern Green","hex":"#4F7942","distance":25.39685019840059},{"slug":"epoxy-green","name":"Epoxy Green","hex":"#4E8A57","distance":34.438350715445125},{"slug":"sea-green","name":"Sea Green","hex":"#2E8B57","distance":35.369478367654786},{"slug":"forest-green","name":"Forest Green","hex":"#228B22","distance":36.41428291206625},{"slug":"dark-olive-green","name":"Dark Olive Green","hex":"#556B2F","distance":39.06404996924922}]

HEX meaning and use

About #3F8A38

#3F8A38 is classified as a cool green value with earth tone visual character. #3F8A38 is visually closest to Fern Green, a named green color with HEX #4F7942.

The RGB channels are 63, 138, and 56, with green carrying the strongest channel weight. In HSL, the hue is 115deg with 42% saturation and 38% 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 0.1952, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 25.40, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text4.9:1AA Pass

White text4.28:1AA Fail

AA text options: #000000.

AAA text options: none in seed set.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #3F8A38 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000004.9:1 · AA

White text#FFFFFF4.28:1 · Fail

Accessible Alternatives

#21481E#FFFFFF text · best 10.45:1#21481E

#68BE60#000000 text · best 9.12:1#68BE60

#83388A#FFFFFF text · best 7.25:1#83388A

#2D9F23#000000 text · best 6.1:1#2D9F23

Dark Olive Green#FFFFFF text · best 5.95:1#556B2F

Generated Palette

#3F8A38#3F8A38

#83388A#83388A

#688A38#688A38

#388A5A#388A5A

#68BE60#68BE60

#21481E#21481E

Color Harmonies

#83388A#83388A

#688A38#688A38

#388A5A#388A5A

#383F8A#383F8A

#8A383F#8A383F

Variants

#68BE60#68BE60

#21481E#21481E

#2D9F23#2D9F23

#51744E#51744E

#8BBA87#8BBA87

#14EB00#14EB00

Nearest Named Colors

Fern Green#4F7942

Epoxy Green#4E8A57

Sea Green#2E8B57

Forest Green#228B22

Dark Olive Green#556B2F

#3F8A38

CSS

Machine-Readable HEX Data (JSON)

About #3F8A38

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides