HEX atlas value

#B3FC55

#B3FC55 is a cool green HEX color close to Green Yellow. According to Colors Encyclopedia, it converts to RGB 179, 252, 85, HSL 86, 97%, 66%, has luminance 0.7986, and belongs to the vibrant group.

green cool vibrant

#B3FC55 Sample readable text

HEX #B3FC55

RGB rgb(179, 252, 85)

HSL hsl(86 97% 66%)

CMYK cmyk(29, 0, 66, 1)

Luminance 0.7986

Contrast Black 16.97:1White 1.24:1

CSS

--color-b3fc55: #B3FC55;
.background-b3fc55 { background-color: #B3FC55; }
.text-b3fc55 { color: #B3FC55; }

Luminance0.7986

Black text16.97:1AA Pass

White text1.24:1AA 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":"#B3FC55","rgb":[179,252,85],"hsl":[86,97,66],"cmyk":[29,0,66,1],"luminance":0.7986,"contrast":{"black":16.97,"white":1.24}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":16.97,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.24,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#DBFEAF","hex":"#DBFEAF","family":"green","bestTextColor":"#000000","contrastBlack":18.81,"contrastWhite":1.12,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#FCF154","hex":"#FCF154","family":"yellow","bestTextColor":"#000000","contrastBlack":17.85,"contrastWhite":1.18,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#B4FF52","hex":"#B4FF52","family":"green","bestTextColor":"#000000","contrastBlack":17.37,"contrastWhite":1.21,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Green Yellow","hex":"#ADFF2F","family":"green","bestTextColor":"#000000","contrastBlack":17.12,"contrastWhite":1.23,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#5FFC54","hex":"#5FFC54","family":"green","bestTextColor":"#000000","contrastBlack":15.54,"contrastWhite":1.35,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]}]

AI context

{"semanticGroups":["cool green","vibrant","vibrant green","Green Yellow 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/b3fc55.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/green-yellow.json","https://www.colorsencyclopedia.com/api/colors/pear.json","https://www.colorsencyclopedia.com/api/colors/yellow-green.json"]}

Harmonies

{"complementary":"#9D54FC","analogous":["#FCF154","#5FFC54"],"triadic":["#54B4FC","#FC54B4"],"tetradic":["#54FCF1","#9D54FC","#FC545F"],"splitComplementary":["#545FFC","#F154FC"],"monochromatic":["#DBFEAF","#B3FC55","#8AF104"]}

Variants

{"light":"#DBFEAF","dark":"#8AF104","saturated":"#B4FF52","desaturated":"#B1E967","pastel":"#EBFBD5","neon":"#C6FF7A"}

Nearest named colors

[{"slug":"green-yellow","name":"Green Yellow","hex":"#ADFF2F","distance":38.58756276314948},{"slug":"pear","name":"Pear","hex":"#D1E231","distance":53.59104402789705},{"slug":"yellow-green","name":"Yellow Green","hex":"#9ACD32","distance":63.7102817447859},{"slug":"straw","name":"Straw","hex":"#E4D96F","distance":65.58963332722634},{"slug":"pistachio","name":"Pistachio","hex":"#93C572","distance":69.92853494818836}]

HEX meaning and use

About #B3FC55

#B3FC55 is classified as a cool green value with vibrant visual character. #B3FC55 is visually closest to Green Yellow, a named green color with HEX #ADFF2F.

The RGB channels are 179, 252, and 85, with green carrying the strongest channel weight. In HSL, the hue is 86deg 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 0.7986, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 38.59, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text16.97:1AA Pass

White text1.24:1AA Fail

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

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

Accessibility-Safe Pairings and Alternatives

Use these pairings when #B3FC55 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000016.97:1 · AAA

White text#FFFFFF1.24:1 · Fail

Accessible Alternatives

#DBFEAF#000000 text · best 18.81:1#DBFEAF

#FCF154#000000 text · best 17.85:1#FCF154

#B4FF52#000000 text · best 17.37:1#B4FF52

Green Yellow#000000 text · best 17.12:1#ADFF2F

#5FFC54#000000 text · best 15.54:1#5FFC54

Generated Palette

#B3FC55#B3FC55

#9D54FC#9D54FC

#FCF154#FCF154

#5FFC54#5FFC54

#DBFEAF#DBFEAF

#8AF104#8AF104

Color Harmonies

#9D54FC#9D54FC

#FCF154#FCF154

#5FFC54#5FFC54

#54B4FC#54B4FC

#FC54B4#FC54B4

Variants

#DBFEAF#DBFEAF

#8AF104#8AF104

#B4FF52#B4FF52

#B1E967#B1E967

#EBFBD5#EBFBD5

#C6FF7A#C6FF7A

Nearest Named Colors

Green Yellow#ADFF2F

Pear#D1E231

Yellow Green#9ACD32

Straw#E4D96F

Pistachio#93C572

#B3FC55

CSS

Machine-Readable HEX Data (JSON)

About #B3FC55

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides