HEX atlas value

#F0FC55

#F0FC55 is a warm yellow HEX color close to Maize. According to Colors Encyclopedia, it converts to RGB 240, 252, 85, HSL 64, 97%, 66%, has luminance 0.888, and belongs to the vibrant group.

#F0FC55 Sample readable text
HEX #F0FC55
RGB rgb(240, 252, 85)
HSL hsl(64 97% 66%)
CMYK cmyk(5, 0, 66, 1)
Luminance 0.888
Contrast Black 18.76:1White 1.12:1

CSS

--color-f0fc55: #F0FC55;
.background-f0fc55 { background-color: #F0FC55; }
.text-f0fc55 { color: #F0FC55; }

Machine-readable data

Machine-Readable HEX Data (JSON)

Structured HEX color data for conversion, WCAG checks, CSS generation, automation, and AI ingestion.

AI-Ready Dataset v1.0.0
Luminance0.888
Black text18.76:1AA Pass
White text1.12:1AA 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
Download JSON Open API
Structured sections
Color systems
{"hex":"#F0FC55","rgb":[240,252,85],"hsl":[64,97,66],"cmyk":[5,0,66,1],"luminance":0.888,"contrast":{"black":18.76,"white":1.12}}
WCAG
{"AA":["#000000","#1A1A1A","#36454F"],"AAA":["#000000","#1A1A1A","#36454F"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":18.76,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.12,"wcagAA":false,"wcagAAA":false}]
Accessible alternatives
[{"name":"#F8FEAF","hex":"#F8FEAF","family":"yellow","bestTextColor":"#000000","contrastBlack":19.79,"contrastWhite":1.06,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Laser Lemon","hex":"#FFFF66","family":"yellow","bestTextColor":"#000000","contrastBlack":19.75,"contrastWhite":1.06,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Daffodil","hex":"#FFFF31","family":"yellow","bestTextColor":"#000000","contrastBlack":19.6,"contrastWhite":1.07,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#F3FF52","hex":"#F3FF52","family":"yellow","bestTextColor":"#000000","contrastBlack":19.24,"contrastWhite":1.09,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Maize","hex":"#FBEC5D","family":"yellow","bestTextColor":"#000000","contrastBlack":17.26,"contrastWhite":1.22,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]}]
AI context
{"semanticGroups":["warm yellow","vibrant","vibrant yellow","Maize adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","high-energy accents","highlight and warning systems"],"contrastSafeWith":["#000000","#1A1A1A","#36454F"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/f0fc55.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/maize.json","https://www.colorsencyclopedia.com/api/colors/laser-lemon.json","https://www.colorsencyclopedia.com/api/colors/mustard.json"]}
Harmonies
{"complementary":"#5F54FC","analogous":["#FCB454","#9DFC54"],"triadic":["#54F1FC","#FC54F1"],"tetradic":["#54FCB4","#5F54FC","#FC549D"],"splitComplementary":["#549DFC","#B454FC"],"monochromatic":["#F8FEAF","#F0FC55","#E1F104"]}
Variants
{"light":"#F8FEAF","dark":"#E1F104","saturated":"#F3FF52","desaturated":"#E1E967","pastel":"#F8FBD5","neon":"#F6FF7A"}
Nearest named colors
[{"slug":"maize","name":"Maize","hex":"#FBEC5D","distance":21},{"slug":"laser-lemon","name":"Laser Lemon","hex":"#FFFF66","distance":22.869193252058544},{"slug":"mustard","name":"Mustard","hex":"#FFDB58","distance":36.373066958946424},{"slug":"naples-yellow","name":"Naples Yellow","hex":"#FADA5E","distance":36.565010597564445},{"slug":"daffodil","name":"Daffodil","hex":"#FFFF31","distance":39.11521443121589}]

HEX meaning and use

About #F0FC55

#F0FC55 is classified as a warm yellow value with vibrant visual character. #F0FC55 is visually closest to Maize, a named yellow color with HEX #FBEC5D.

The RGB channels are 240, 252, and 85, with green carrying the strongest channel weight. In HSL, the hue is 64deg 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 0.888, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 21.00, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text18.76:1AA Pass
White text1.12:1AA Fail

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

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

Accessibility-Safe Pairings and Alternatives

Use these pairings when #F0FC55 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000018.76:1 · AAA
White text#FFFFFF1.12:1 · Fail

Accessible Alternatives

#F8FEAF#000000 text · best 19.79:1#F8FEAF
Laser Lemon#000000 text · best 19.75:1#FFFF66
Daffodil#000000 text · best 19.6:1#FFFF31
#F3FF52#000000 text · best 19.24:1#F3FF52
Maize#000000 text · best 17.26:1#FBEC5D

Generated Palette

#F0FC55#F0FC55
#5F54FC#5F54FC
#FCB454#FCB454
#9DFC54#9DFC54
#F8FEAF#F8FEAF
#E1F104#E1F104

Color Harmonies

#5F54FC#5F54FC
#FCB454#FCB454
#9DFC54#9DFC54
#54F1FC#54F1FC
#FC54F1#FC54F1

Variants

#F8FEAF#F8FEAF
#E1F104#E1F104
#F3FF52#F3FF52
#E1E967#E1E967
#F8FBD5#F8FBD5
#F6FF7A#F6FF7A

Nearest Named Colors