HEX atlas value

#55FA19

#55FA19 is a cool green HEX color close to Neon Green. According to Colors Encyclopedia, it converts to RGB 85, 250, 25, HSL 104, 96%, 54%, has luminance 0.7037, and belongs to the vibrant group.

green cool vibrant

#55FA19 Sample readable text

HEX #55FA19

RGB rgb(85, 250, 25)

HSL hsl(104 96% 54%)

CMYK cmyk(66, 0, 90, 2)

Luminance 0.7037

Contrast Black 15.07:1White 1.39:1

CSS

--color-55fa19: #55FA19;
.background-55fa19 { background-color: #55FA19; }
.text-55fa19 { color: #55FA19; }

Luminance0.7037

Black text15.07:1AA Pass

White text1.39:1AA 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":"#55FA19","rgb":[85,250,25],"hsl":[104,96,54],"cmyk":[66,0,90,2],"luminance":0.7037,"contrast":{"black":15.07,"white":1.39}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":15.07,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.39,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#C6FA19","hex":"#C6FA19","family":"green","bestTextColor":"#000000","contrastBlack":17.09,"contrastWhite":1.23,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#98FC73","hex":"#98FC73","family":"green","bestTextColor":"#000000","contrastBlack":16.51,"contrastWhite":1.27,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Chartreuse","hex":"#7FFF00","family":"green","bestTextColor":"#000000","contrastBlack":16.21,"contrastWhite":1.3,"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":"#53FF14","hex":"#53FF14","family":"green","bestTextColor":"#000000","contrastBlack":15.68,"contrastWhite":1.34,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]}]

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/55fa19.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/neon-green.json","https://www.colorsencyclopedia.com/api/colors/toxic-green.json","https://www.colorsencyclopedia.com/api/colors/lawn-green.json"]}

Harmonies

{"complementary":"#BE19FA","analogous":["#C6FA19","#19FA4E"],"triadic":["#1955FA","#FA1955"],"tetradic":["#19C6FA","#BE19FA","#FA4E19"],"splitComplementary":["#4E19FA","#FA19C6"],"monochromatic":["#98FC73","#55FA19","#33B404"]}

Variants

{"light":"#98FC73","dark":"#33B404","saturated":"#53FF14","desaturated":"#61E133","pastel":"#B5F59E","neon":"#71FF3D"}

Nearest named colors

[{"slug":"neon-green","name":"Neon Green","hex":"#39FF14","distance":28.879058156387302},{"slug":"toxic-green","name":"Toxic Green","hex":"#61DE2A","distance":34.88552708502482},{"slug":"lawn-green","name":"Lawn Green","hex":"#7CFC00","distance":46.36809247747852},{"slug":"chartreuse","name":"Chartreuse","hex":"#7FFF00","distance":49.13247398615299},{"slug":"lime-green","name":"Lime Green","hex":"#32CD32","distance":62.24949798994366}]

HEX meaning and use

About #55FA19

#55FA19 is classified as a cool green value with vibrant visual character. #55FA19 is visually closest to Neon Green, a named green color with HEX #39FF14.

The RGB channels are 85, 250, and 25, with green carrying the strongest channel weight. In HSL, the hue is 104deg with 96% saturation and 54% 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 0.7037, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 28.88, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text15.07:1AA Pass

White text1.39:1AA Fail

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

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

Accessibility-Safe Pairings and Alternatives

Use these pairings when #55FA19 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000015.07:1 · AAA

White text#FFFFFF1.39:1 · Fail

Accessible Alternatives

#C6FA19#000000 text · best 17.09:1#C6FA19

#98FC73#000000 text · best 16.51:1#98FC73

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

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

#53FF14#000000 text · best 15.68:1#53FF14

Generated Palette

#55FA19#55FA19

#BE19FA#BE19FA

#C6FA19#C6FA19

#19FA4E#19FA4E

#98FC73#98FC73

#33B404#33B404

Color Harmonies

#BE19FA#BE19FA

#C6FA19#C6FA19

#19FA4E#19FA4E

#1955FA#1955FA

#FA1955#FA1955

Variants

#98FC73#98FC73

#33B404#33B404

#53FF14#53FF14

#61E133#61E133

#B5F59E#B5F59E

#71FF3D#71FF3D

Nearest Named Colors

Neon Green#39FF14

Toxic Green#61DE2A

Lawn Green#7CFC00

Chartreuse#7FFF00

Lime Green#32CD32

#55FA19

CSS

Machine-Readable HEX Data (JSON)

About #55FA19

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides