HEX atlas value

#DEF434

#DEF434 is a warm yellow HEX color close to Pear. According to Colors Encyclopedia, it converts to RGB 222, 244, 52, HSL 67, 90%, 58%, has luminance 0.8048, and belongs to the vibrant group.

yellow warm vibrant

#DEF434 Sample readable text

HEX #DEF434

RGB rgb(222, 244, 52)

HSL hsl(67 90% 58%)

CMYK cmyk(9, 0, 79, 4)

Luminance 0.8048

Contrast Black 17.1:1White 1.23:1

CSS

--color-def434: #DEF434;
.background-def434 { background-color: #DEF434; }
.text-def434 { color: #DEF434; }

Luminance0.8048

Black text17.1:1AA Pass

White text1.23:1AA 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":"#DEF434","rgb":[222,244,52],"hsl":[67,90,58],"cmyk":[9,0,79,4],"luminance":0.8048,"contrast":{"black":17.1,"white":1.23}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":17.1,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.23,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"Daffodil","hex":"#FFFF31","family":"yellow","bestTextColor":"#000000","contrastBlack":19.6,"contrastWhite":1.07,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#E6FF29","hex":"#E6FF29","family":"yellow","bestTextColor":"#000000","contrastBlack":18.7,"contrastWhite":1.12,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#ECF98B","hex":"#ECF98B","family":"yellow","bestTextColor":"#000000","contrastBlack":18.49,"contrastWhite":1.14,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Neon Yellow","hex":"#FFF01F","family":"yellow","bestTextColor":"#000000","contrastBlack":17.74,"contrastWhite":1.18,"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"]}]

AI context

{"semanticGroups":["warm yellow","vibrant","vibrant yellow","Pear 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/def434.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/pear.json","https://www.colorsencyclopedia.com/api/colors/dandelion.json","https://www.colorsencyclopedia.com/api/colors/daffodil.json"]}

Harmonies

{"complementary":"#4A34F4","analogous":["#F4AA34","#7DF434"],"triadic":["#34DEF4","#F434DE"],"tetradic":["#34F4AA","#4A34F4","#F4347D"],"splitComplementary":["#347DF4","#AA34F4"],"monochromatic":["#ECF98B","#DEF434","#ACC20A"]}

Variants

{"light":"#ECF98B","dark":"#ACC20A","saturated":"#E6FF29","desaturated":"#CCDD4B","pastel":"#EDF4B3","neon":"#EBFF52"}

Nearest named colors

[{"slug":"pear","name":"Pear","hex":"#D1E231","distance":22.40535650240808},{"slug":"dandelion","name":"Dandelion","hex":"#F0E130","distance":26.476404589747453},{"slug":"daffodil","name":"Daffodil","hex":"#FFFF31","distance":34.91418050019218},{"slug":"neon-yellow","name":"Neon Yellow","hex":"#FFF01F","distance":39.319206502675},{"slug":"green-yellow","name":"Green Yellow","hex":"#ADFF2F","distance":50.46781152378217}]

HEX meaning and use

About #DEF434

#DEF434 is classified as a warm yellow value with vibrant visual character. #DEF434 is visually closest to Pear, a named yellow color with HEX #D1E231.

The RGB channels are 222, 244, and 52, with green carrying the strongest channel weight. In HSL, the hue is 67deg with 90% saturation and 58% 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 0.8048, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 22.41, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text17.1:1AA Pass

White text1.23:1AA Fail

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

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

Accessibility-Safe Pairings and Alternatives

Use these pairings when #DEF434 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000017.1:1 · AAA

White text#FFFFFF1.23:1 · Fail

Accessible Alternatives

Daffodil#000000 text · best 19.6:1#FFFF31

#E6FF29#000000 text · best 18.7:1#E6FF29

#ECF98B#000000 text · best 18.49:1#ECF98B

Neon Yellow#000000 text · best 17.74:1#FFF01F

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

Generated Palette

#DEF434#DEF434

#4A34F4#4A34F4

#F4AA34#F4AA34

#7DF434#7DF434

#ECF98B#ECF98B

#ACC20A#ACC20A

Color Harmonies

#4A34F4#4A34F4

#F4AA34#F4AA34

#7DF434#7DF434

#34DEF4#34DEF4

#F434DE#F434DE

Variants

#ECF98B#ECF98B

#ACC20A#ACC20A

#E6FF29#E6FF29

#CCDD4B#CCDD4B

#EDF4B3#EDF4B3

#EBFF52#EBFF52

Nearest Named Colors

Pear#D1E231

Dandelion#F0E130

Daffodil#FFFF31

Neon Yellow#FFF01F

Green Yellow#ADFF2F

#DEF434

CSS

Machine-Readable HEX Data (JSON)

About #DEF434

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides