HEX atlas value

#5BFC55

#5BFC55 is a cool green HEX color close to Toxic Green. According to Colors Encyclopedia, it converts to RGB 91, 252, 85, HSL 118, 97%, 66%, has luminance 0.725, and belongs to the vibrant group.

green cool vibrant

#5BFC55 Sample readable text

HEX #5BFC55

RGB rgb(91, 252, 85)

HSL hsl(118 97% 66%)

CMYK cmyk(64, 0, 66, 1)

Luminance 0.725

Contrast Black 15.5:1White 1.35:1

CSS

--color-5bfc55: #5BFC55;
.background-5bfc55 { background-color: #5BFC55; }
.text-5bfc55 { color: #5BFC55; }

Luminance0.725

Black text15.5:1AA Pass

White text1.35:1AA 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":"#5BFC55","rgb":[91,252,85],"hsl":[118,97,66],"cmyk":[64,0,66,1],"luminance":0.725,"contrast":{"black":15.5,"white":1.35}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":15.5,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.35,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#B1FEAF","hex":"#B1FEAF","family":"green","bestTextColor":"#000000","contrastBlack":17.67,"contrastWhite":1.19,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#AEFC54","hex":"#AEFC54","family":"green","bestTextColor":"#000000","contrastBlack":16.85,"contrastWhite":1.25,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#57FF52","hex":"#57FF52","family":"green","bestTextColor":"#000000","contrastBlack":15.83,"contrastWhite":1.33,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#54FCA3","hex":"#54FCA3","family":"green","bestTextColor":"#000000","contrastBlack":15.83,"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"]}]

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/5bfc55.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/toxic-green.json","https://www.colorsencyclopedia.com/api/colors/emerald.json","https://www.colorsencyclopedia.com/api/colors/paris-green.json"]}

Harmonies

{"complementary":"#F754FC","analogous":["#AEFC54","#54FCA3"],"triadic":["#545AFC","#FC545A"],"tetradic":["#54AEFC","#F754FC","#FCA354"],"splitComplementary":["#A354FC","#FC54AE"],"monochromatic":["#B1FEAF","#5BFC55","#0CF104"]}

Variants

{"light":"#B1FEAF","dark":"#0CF104","saturated":"#57FF52","desaturated":"#6CE967","pastel":"#D6FBD5","neon":"#7FFF7A"}

Nearest named colors

[{"slug":"toxic-green","name":"Toxic Green","hex":"#61DE2A","distance":52.773099207835045},{"slug":"emerald","name":"Emerald","hex":"#50C878","distance":63.63961030678928},{"slug":"paris-green","name":"Paris Green","hex":"#50C878","distance":63.63961030678928},{"slug":"lime-green","name":"Lime Green","hex":"#32CD32","distance":71.51922818375489},{"slug":"neon-green","name":"Neon Green","hex":"#39FF14","distance":73.41661937191061}]

HEX meaning and use

About #5BFC55

#5BFC55 is classified as a cool green value with vibrant visual character. #5BFC55 is visually closest to Toxic Green, a named green color with HEX #61DE2A.

The RGB channels are 91, 252, and 85, with green carrying the strongest channel weight. In HSL, the hue is 118deg with 97% saturation and 66% 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 0.725, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 52.77, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text15.5:1AA Pass

White text1.35:1AA Fail

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

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

Accessibility-Safe Pairings and Alternatives

Use these pairings when #5BFC55 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000015.5:1 · AAA

White text#FFFFFF1.35:1 · Fail

Accessible Alternatives

#B1FEAF#000000 text · best 17.67:1#B1FEAF

#AEFC54#000000 text · best 16.85:1#AEFC54

#57FF52#000000 text · best 15.83:1#57FF52

#54FCA3#000000 text · best 15.83:1#54FCA3

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

Generated Palette

#5BFC55#5BFC55

#F754FC#F754FC

#AEFC54#AEFC54

#54FCA3#54FCA3

#B1FEAF#B1FEAF

#0CF104#0CF104

Color Harmonies

#F754FC#F754FC

#AEFC54#AEFC54

#54FCA3#54FCA3

#545AFC#545AFC

#FC545A#FC545A

Variants

#B1FEAF#B1FEAF

#0CF104#0CF104

#57FF52#57FF52

#6CE967#6CE967

#D6FBD5#D6FBD5

#7FFF7A#7FFF7A

Nearest Named Colors

Toxic Green#61DE2A

Emerald#50C878

Paris Green#50C878

Lime Green#32CD32

Neon Green#39FF14

#5BFC55

CSS

Machine-Readable HEX Data (JSON)

About #5BFC55

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides