HEX atlas value

#65E31C

#65E31C is a cool green HEX color close to Toxic Green. According to Colors Encyclopedia, it converts to RGB 101, 227, 28, HSL 98, 78%, 50%, has luminance 0.5779, and belongs to the vibrant group.

green cool vibrant

#65E31C Sample readable text

HEX #65E31C

RGB rgb(101, 227, 28)

HSL hsl(98 78% 50%)

CMYK cmyk(56, 0, 88, 11)

Luminance 0.5779

Contrast Black 12.56:1White 1.67:1

CSS

--color-65e31c: #65E31C;
.background-65e31c { background-color: #65E31C; }
.text-65e31c { color: #65E31C; }

Luminance0.5779

Black text12.56:1AA Pass

White text1.67:1AA 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":"#65E31C","rgb":[101,227,28],"hsl":[98,78,50],"cmyk":[56,0,88,11],"luminance":0.5779,"contrast":{"black":12.56,"white":1.67}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":12.56,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.67,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"Chartreuse","hex":"#7FFF00","family":"green","bestTextColor":"#000000","contrastBlack":16.21,"contrastWhite":1.3,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#5EFF00","hex":"#5EFF00","family":"green","bestTextColor":"#000000","contrastBlack":15.78,"contrastWhite":1.33,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Lawn Green","hex":"#7CFC00","family":"green","bestTextColor":"#000000","contrastBlack":15.78,"contrastWhite":1.33,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Neon Green","hex":"#39FF14","family":"green","bestTextColor":"#000000","contrastBlack":15.49,"contrastWhite":1.36,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#9CED6E","hex":"#9CED6E","family":"green","bestTextColor":"#000000","contrastBlack":14.75,"contrastWhite":1.42,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]}]

AI context

{"semanticGroups":["cool green","vibrant","vibrant green","Toxic 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/65e31c.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/toxic-green.json","https://www.colorsencyclopedia.com/api/colors/lawn-green.json","https://www.colorsencyclopedia.com/api/colors/chartreuse.json"]}

Harmonies

{"complementary":"#9A1CE3","analogous":["#C8E31C","#1CE337"],"triadic":["#1C65E3","#E31C65"],"tetradic":["#1CC8E3","#9A1CE3","#E3371C"],"splitComplementary":["#371CE3","#E31CC8"],"monochromatic":["#9CED6E","#65E31C","#419112"]}

Variants

{"light":"#9CED6E","dark":"#419112","saturated":"#5EFF00","desaturated":"#6CC738","pastel":"#B5E797","neon":"#77FF29"}

Nearest named colors

[{"slug":"toxic-green","name":"Toxic Green","hex":"#61DE2A","distance":15.394804318340652},{"slug":"lawn-green","name":"Lawn Green","hex":"#7CFC00","distance":44.02272140611028},{"slug":"chartreuse","name":"Chartreuse","hex":"#7FFF00","distance":47.37087712930804},{"slug":"kelly-green","name":"Kelly Green","hex":"#4CBB17","distance":47.43416490252569},{"slug":"neon-green","name":"Neon Green","hex":"#39FF14","distance":52.76362383309168}]

HEX meaning and use

About #65E31C

#65E31C is classified as a cool green value with vibrant visual character. #65E31C is visually closest to Toxic Green, a named green color with HEX #61DE2A.

The RGB channels are 101, 227, and 28, with green carrying the strongest channel weight. In HSL, the hue is 98deg with 78% saturation and 50% lightness, so this page treats it as a high-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 high-energy accents. Its luminance is 0.5779, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 15.39, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text12.56:1AA Pass

White text1.67:1AA Fail

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

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #65E31C needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000012.56:1 · AAA

White text#FFFFFF1.67:1 · Fail

Accessible Alternatives

Chartreuse#000000 text · best 16.21:1#7FFF00

#5EFF00#000000 text · best 15.78:1#5EFF00

Lawn Green#000000 text · best 15.78:1#7CFC00

Neon Green#000000 text · best 15.49:1#39FF14

#9CED6E#000000 text · best 14.75:1#9CED6E

Generated Palette

#65E31C#65E31C

#9A1CE3#9A1CE3

#C8E31C#C8E31C

#1CE337#1CE337

#9CED6E#9CED6E

#419112#419112

Color Harmonies

#9A1CE3#9A1CE3

#C8E31C#C8E31C

#1CE337#1CE337

#1C65E3#1C65E3

#E31C65#E31C65

Variants

#9CED6E#9CED6E

#419112#419112

#5EFF00#5EFF00

#6CC738#6CC738

#B5E797#B5E797

#77FF29#77FF29

Nearest Named Colors

Toxic Green#61DE2A

Lawn Green#7CFC00

Chartreuse#7FFF00

Kelly Green#4CBB17

Neon Green#39FF14

#65E31C

CSS

Machine-Readable HEX Data (JSON)

About #65E31C

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides