HEX atlas value

#FFF700

#FFF700 is a warm yellow HEX color close to Lemon. According to Colors Encyclopedia, it converts to RGB 255, 247, 0, HSL 58, 100%, 50%, has luminance 0.8778, and belongs to the vibrant group.

yellow warm vibrant

#FFF700 Sample readable text

HEX #FFF700

RGB rgb(255, 247, 0)

HSL hsl(58 100% 50%)

CMYK cmyk(0, 3, 100, 0)

Luminance 0.8778

Contrast Black 18.56:1White 1.13:1

CSS

--color-fff700: #FFF700;
.background-fff700 { background-color: #FFF700; }
.text-fff700 { color: #FFF700; }

Luminance0.8778

Black text18.56:1AA Pass

White text1.13:1AA 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":"#FFF700","rgb":[255,247,0],"hsl":[58,100,50],"cmyk":[0,3,100,0],"luminance":0.8778,"contrast":{"black":18.56,"white":1.13}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":18.56,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.13,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"Yellow","hex":"#FFFF00","family":"yellow","bestTextColor":"#000000","contrastBlack":19.56,"contrastWhite":1.07,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#FFFA5C","hex":"#FFFA5C","family":"yellow","bestTextColor":"#000000","contrastBlack":19.08,"contrastWhite":1.1,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Cadmium Yellow","hex":"#FFF600","family":"yellow","bestTextColor":"#000000","contrastBlack":18.43,"contrastWhite":1.14,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Canary Yellow","hex":"#FFEF00","family":"yellow","bestTextColor":"#000000","contrastBlack":17.6,"contrastWhite":1.19,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#88FF00","hex":"#88FF00","family":"green","bestTextColor":"#000000","contrastBlack":16.35,"contrastWhite":1.28,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]}]

AI context

{"semanticGroups":["warm yellow","vibrant","vibrant yellow","Lemon 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/fff700.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/lemon.json","https://www.colorsencyclopedia.com/api/colors/cadmium-yellow.json","https://www.colorsencyclopedia.com/api/colors/canary-yellow.json"]}

Harmonies

{"complementary":"#0008FF","analogous":["#FF7700","#88FF00"],"triadic":["#00FFF7","#F600FF"],"tetradic":["#00FF77","#0008FF","#FF0088"],"splitComplementary":["#0088FF","#7700FF"],"monochromatic":["#FFFA5C","#FFF700","#A39E00"]}

Variants

{"light":"#FFFA5C","dark":"#A39E00","saturated":"#FFF700","desaturated":"#E3DC1C","pastel":"#F5F289","neon":"#FFF829"}

Nearest named colors

[{"slug":"lemon","name":"Lemon","hex":"#FFF700","distance":0},{"slug":"cadmium-yellow","name":"Cadmium Yellow","hex":"#FFF600","distance":1},{"slug":"canary-yellow","name":"Canary Yellow","hex":"#FFEF00","distance":8},{"slug":"yellow","name":"Yellow","hex":"#FFFF00","distance":8},{"slug":"golden-yellow","name":"Golden Yellow","hex":"#FFDF00","distance":24}]

HEX meaning and use

About #FFF700

#FFF700 is classified as a warm yellow value with vibrant visual character. #FFF700 is visually closest to Lemon, a named yellow color with HEX #FFF700.

The RGB channels are 255, 247, and 0, with red carrying the strongest channel weight. In HSL, the hue is 58deg with 100% 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 0.8778, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 0.00, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text18.56:1AA Pass

White text1.13:1AA Fail

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

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

Accessibility-Safe Pairings and Alternatives

Use these pairings when #FFF700 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000018.56:1 · AAA

White text#FFFFFF1.13:1 · Fail

Accessible Alternatives

Yellow#000000 text · best 19.56:1#FFFF00

#FFFA5C#000000 text · best 19.08:1#FFFA5C

Cadmium Yellow#000000 text · best 18.43:1#FFF600

Canary Yellow#000000 text · best 17.6:1#FFEF00

#88FF00#000000 text · best 16.35:1#88FF00

Generated Palette

Lemon#FFF700

#0008FF#0008FF

#FF7700#FF7700

#88FF00#88FF00

#FFFA5C#FFFA5C

#A39E00#A39E00

Color Harmonies

#0008FF#0008FF

#FF7700#FF7700

#88FF00#88FF00

#00FFF7#00FFF7

#F600FF#F600FF

Variants

#FFFA5C#FFFA5C

#A39E00#A39E00

Lemon#FFF700

#E3DC1C#E3DC1C

#F5F289#F5F289

#FFF829#FFF829

Nearest Named Colors

Lemon#FFF700

Cadmium Yellow#FFF600

Canary Yellow#FFEF00

Yellow#FFFF00

Golden Yellow#FFDF00

#FFF700

CSS

Machine-Readable HEX Data (JSON)

About #FFF700

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides