HEX atlas value

#3AE31C

#3AE31C is a cool green HEX color nearest Neon Green. RGB 58, 227, 28, HSL 111° 78% 50%, luminance 0.5592; view contrast and conversions.

green cool vibrant

#3AE31C Sample readable text

HEX #3AE31C

RGB rgb(58, 227, 28)

HSL hsl(111 78% 50%)

CMYK cmyk(74, 0, 88, 11)

Luminance 0.5592

Contrast Black 12.18:1White 1.72:1

CSS

--color-3ae31c: #3AE31C;
.background-3ae31c { background-color: #3AE31C; }
.text-3ae31c { color: #3AE31C; }

HEX meaning and use

About #3AE31C

#3AE31C is classified as a cool green value with vibrant visual character. #3AE31C is visually closest to Neon Green, a named green color with HEX #39FF14.

The RGB channels are 58, 227, and 28, with green carrying the strongest channel weight. In HSL, the hue is 111deg with 78% saturation and 50% lightness, so this page treats it as a high-saturation, mid-lightness atlas color rather than a generic swatch.

Practical uses for this HEX value include color conversion, WCAG contrast checks, CSS color tokens, and high-energy accents. Its luminance is 0.5592, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 29.14, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text12.18:1AA Pass

White text1.72:1AA Fail

AA text options: #000000, #1A1A1A, #36454F.

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #3AE31C needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000012.18:1 · AAA

White text#FFFFFF1.72:1 · Fail

Accessible Alternatives

Neon Green#39FF14 · #000000 text · best 15.49:1 #26FF00#26FF00 · #000000 text · best 15.39:1 Fluorescent Green#08FF08 · #000000 text · best 15.32:1 #81ED6E#81ED6E · #000000 text · best 14.27:1 #9DE31C#9DE31C · #000000 text · best 13.44:1

Generated Palette

#3AE31C#3AE31C

#C51CE3#C51CE3

#9DE31C#9DE31C

#1CE362#1CE362

#81ED6E#81ED6E

#259112#259112

Color Harmonies

#C51CE3#C51CE3

#9DE31C#9DE31C

#1CE362#1CE362

#1C3AE3#1C3AE3

#E31C3A#E31C3A

Variants

#81ED6E#81ED6E

#259112#259112

#26FF00#26FF00

#4EC738#4EC738

#A3E797#A3E797

#49FF29#49FF29

Nearest Named Colors

Neon Green#39FF14

Lime Green#32CD32

Toxic Green#61DE2A

Kelly Green#4CBB17

Fluorescent Green#08FF08

Luminance0.5592

Black text12.18:1AA Pass

White text1.72:1AA 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":"#3AE31C","rgb":[58,227,28],"hsl":[111,78,50],"cmyk":[74,0,88,11],"luminance":0.5592,"contrast":{"black":12.18,"white":1.72}}

WCAG

{"AA":["#000000","#1A1A1A","#36454F"],"AAA":["#000000","#1A1A1A"]}

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":12.18,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.72,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"Neon Green","hex":"#39FF14","family":"green","bestTextColor":"#000000","contrastBlack":15.49,"contrastWhite":1.36,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#26FF00","hex":"#26FF00","family":"green","bestTextColor":"#000000","contrastBlack":15.39,"contrastWhite":1.36,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Fluorescent Green","hex":"#08FF08","family":"green","bestTextColor":"#000000","contrastBlack":15.32,"contrastWhite":1.37,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#81ED6E","hex":"#81ED6E","family":"green","bestTextColor":"#000000","contrastBlack":14.27,"contrastWhite":1.47,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#9DE31C","hex":"#9DE31C","family":"green","bestTextColor":"#000000","contrastBlack":13.44,"contrastWhite":1.56,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]}]

AI context

{"semanticGroups":["cool green","vibrant","vibrant green","Neon Green adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-energy accents","botanical and wellness palettes"],"contrastSafeWith":["#000000","#1A1A1A","#36454F"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/3ae31c.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/neon-green.json","https://www.colorsencyclopedia.com/api/colors/lime-green.json","https://www.colorsencyclopedia.com/api/colors/toxic-green.json"]}

Harmonies

{"complementary":"#C51CE3","analogous":["#9DE31C","#1CE362"],"triadic":["#1C3AE3","#E31C3A"],"tetradic":["#1C9DE3","#C51CE3","#E3621C"],"splitComplementary":["#621CE3","#E31C9D"],"monochromatic":["#81ED6E","#3AE31C","#259112"]}

Variants

{"light":"#81ED6E","dark":"#259112","saturated":"#26FF00","desaturated":"#4EC738","pastel":"#A3E797","neon":"#49FF29"}

Nearest named colors

[{"slug":"neon-green","name":"Neon Green","hex":"#39FF14","distance":29.13760456866693},{"slug":"lime-green","name":"Lime Green","hex":"#32CD32","distance":32.12475680841802},{"slug":"toxic-green","name":"Toxic Green","hex":"#61DE2A","distance":41.737273509418415},{"slug":"kelly-green","name":"Kelly Green","hex":"#4CBB17","distance":44.14748010928823},{"slug":"fluorescent-green","name":"Fluorescent Green","hex":"#08FF08","distance":60.69596362197407}]

#3AE31C

CSS

About #3AE31C

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Machine-Readable HEX Data (JSON)

Related HEX Guides