HEX atlas value

#1DFA19

#1DFA19 is a cool green HEX color close to Fluorescent Green. According to Colors Encyclopedia, it converts to RGB 29, 250, 25, HSL 119, 96%, 54%, has luminance 0.687, and belongs to the vibrant group.

green cool vibrant

#1DFA19 Sample readable text

HEX #1DFA19

RGB rgb(29, 250, 25)

HSL hsl(119 96% 54%)

CMYK cmyk(88, 0, 90, 2)

Luminance 0.687

Contrast Black 14.74:1White 1.42:1

CSS

--color-1dfa19: #1DFA19;
.background-1dfa19 { background-color: #1DFA19; }
.text-1dfa19 { color: #1DFA19; }

Luminance0.687

Black text14.74:1AA Pass

White text1.42:1AA 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":"#1DFA19","rgb":[29,250,25],"hsl":[119,96,54],"cmyk":[88,0,90,2],"luminance":0.687,"contrast":{"black":14.74,"white":1.42}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":14.74,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.42,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#75FC73","hex":"#75FC73","family":"green","bestTextColor":"#000000","contrastBlack":15.93,"contrastWhite":1.32,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#8DFA19","hex":"#8DFA19","family":"green","bestTextColor":"#000000","contrastBlack":15.82,"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"]},{"name":"#18FF14","hex":"#18FF14","family":"green","bestTextColor":"#000000","contrastBlack":15.35,"contrastWhite":1.37,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Fluorescent Green","hex":"#08FF08","family":"green","bestTextColor":"#000000","contrastBlack":15.32,"contrastWhite":1.37,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]}]

AI context

{"semanticGroups":["cool green","vibrant","vibrant green","Fluorescent 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/1dfa19.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/fluorescent-green.json","https://www.colorsencyclopedia.com/api/colors/neon-green.json","https://www.colorsencyclopedia.com/api/colors/lime.json"]}

Harmonies

{"complementary":"#F719FA","analogous":["#8DFA19","#19FA86"],"triadic":["#191DFA","#FA191D"],"tetradic":["#198DFA","#F719FA","#FA8619"],"splitComplementary":["#8619FA","#FA198D"],"monochromatic":["#75FC73","#1DFA19","#07B404"]}

Variants

{"light":"#75FC73","dark":"#07B404","saturated":"#18FF14","desaturated":"#36E133","pastel":"#A0F59E","neon":"#40FF3D"}

Nearest named colors

[{"slug":"fluorescent-green","name":"Fluorescent Green","hex":"#08FF08","distance":27.477263328068172},{"slug":"neon-green","name":"Neon Green","hex":"#39FF14","distance":28.879058156387302},{"slug":"lime","name":"Lime","hex":"#00FF00","distance":38.61346915261564},{"slug":"lime-green","name":"Lime Green","hex":"#32CD32","distance":55.59676249567055},{"slug":"toxic-green","name":"Toxic Green","hex":"#61DE2A","distance":75.47847375245475}]

HEX meaning and use

About #1DFA19

#1DFA19 is classified as a cool green value with vibrant visual character. #1DFA19 is visually closest to Fluorescent Green, a named green color with HEX #08FF08.

The RGB channels are 29, 250, and 25, with green carrying the strongest channel weight. In HSL, the hue is 119deg with 96% saturation and 54% 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 0.687, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 27.48, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text14.74:1AA Pass

White text1.42:1AA Fail

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

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #1DFA19 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000014.74:1 · AAA

White text#FFFFFF1.42:1 · Fail

Accessible Alternatives

#75FC73#000000 text · best 15.93:1#75FC73

#8DFA19#000000 text · best 15.82:1#8DFA19

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

#18FF14#000000 text · best 15.35:1#18FF14

Fluorescent Green#000000 text · best 15.32:1#08FF08

Generated Palette

#1DFA19#1DFA19

#F719FA#F719FA

#8DFA19#8DFA19

#19FA86#19FA86

#75FC73#75FC73

#07B404#07B404

Color Harmonies

#F719FA#F719FA

#8DFA19#8DFA19

#19FA86#19FA86

#191DFA#191DFA

#FA191D#FA191D

Variants

#75FC73#75FC73

#07B404#07B404

#18FF14#18FF14

#36E133#36E133

#A0F59E#A0F59E

#40FF3D#40FF3D

Nearest Named Colors

Fluorescent Green#08FF08

Neon Green#39FF14

Lime#00FF00

Lime Green#32CD32

Toxic Green#61DE2A

#1DFA19

CSS

Machine-Readable HEX Data (JSON)

About #1DFA19

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides