HEX atlas value

#13D813

#13D813 is a cool green HEX color close to Fluorescent Green. According to Colors Encyclopedia, it converts to RGB 19, 216, 19, HSL 120, 84%, 46%, has luminance 0.493, and belongs to the vibrant group.

green cool vibrant

#13D813 Sample readable text

HEX #13D813

RGB rgb(19, 216, 19)

HSL hsl(120 84% 46%)

CMYK cmyk(91, 0, 91, 15)

Luminance 0.493

Contrast Black 10.86:1White 1.93:1

CSS

--color-13d813: #13D813;
.background-13d813 { background-color: #13D813; }
.text-13d813 { color: #13D813; }

Luminance0.493

Black text10.86:1AA Pass

White text1.93:1AA 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":"#13D813","rgb":[19,216,19],"hsl":[120,84,46],"cmyk":[91,0,91,15],"luminance":0.493,"contrast":{"black":10.86,"white":1.93}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":10.86,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":1.93,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"Neon Green","hex":"#39FF14","family":"green","bestTextColor":"#000000","contrastBlack":15.49,"contrastWhite":1.36,"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"]},{"name":"Lime","hex":"#00FF00","family":"green","bestTextColor":"#000000","contrastBlack":15.3,"contrastWhite":1.37,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"#56F056","hex":"#56F056","family":"green","bestTextColor":"#000000","contrastBlack":13.99,"contrastWhite":1.5,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#00EB00","hex":"#00EB00","family":"green","bestTextColor":"#000000","contrastBlack":12.88,"contrastWhite":1.63,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]}]

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/13d813.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/fluorescent-green.json","https://www.colorsencyclopedia.com/api/colors/lime-green.json","https://www.colorsencyclopedia.com/api/colors/lime.json"]}

Harmonies

{"complementary":"#D813D8","analogous":["#75D813","#13D875"],"triadic":["#1313D8","#D81313"],"tetradic":["#1375D8","#D813D8","#D87513"],"splitComplementary":["#7513D8","#D81375"],"monochromatic":["#56F056","#13D813","#0B830B"]}

Variants

{"light":"#56F056","dark":"#0B830B","saturated":"#00EB00","desaturated":"#2DBE2D","pastel":"#82E882","neon":"#14FF14"}

Nearest named colors

[{"slug":"fluorescent-green","name":"Fluorescent Green","hex":"#08FF08","distance":41.98809355043403},{"slug":"lime-green","name":"Lime Green","hex":"#32CD32","distance":45.19955751995809},{"slug":"lime","name":"Lime","hex":"#00FF00","distance":47.36032094485847},{"slug":"neon-green","name":"Neon Green","hex":"#39FF14","distance":54.46099521676041},{"slug":"kelly-green","name":"Kelly Green","hex":"#4CBB17","distance":64.07807737440318}]

HEX meaning and use

About #13D813

#13D813 is classified as a cool green value with vibrant visual character. #13D813 is visually closest to Fluorescent Green, a named green color with HEX #08FF08.

The RGB channels are 19, 216, and 19, with green carrying the strongest channel weight. In HSL, the hue is 120deg with 84% saturation and 46% 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 0.493, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 41.99, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text10.86:1AA Pass

White text1.93:1AA Fail

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

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #13D813 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#00000010.86:1 · AAA

White text#FFFFFF1.93:1 · Fail

Accessible Alternatives

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

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

Lime#000000 text · best 15.3:1#00FF00

#56F056#000000 text · best 13.99:1#56F056

#00EB00#000000 text · best 12.88:1#00EB00

Generated Palette

#13D813#13D813

#D813D8#D813D8

#75D813#75D813

#13D875#13D875

#56F056#56F056

#0B830B#0B830B

Color Harmonies

#D813D8#D813D8

#75D813#75D813

#13D875#13D875

#1313D8#1313D8

#D81313#D81313

Variants

#56F056#56F056

#0B830B#0B830B

#00EB00#00EB00

#2DBE2D#2DBE2D

#82E882#82E882

#14FF14#14FF14

Nearest Named Colors

Fluorescent Green#08FF08

Lime Green#32CD32

Lime#00FF00

Neon Green#39FF14

Kelly Green#4CBB17

#13D813

CSS

Machine-Readable HEX Data (JSON)

About #13D813

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides