HEX atlas value

#04BE3F

#04BE3F is a cool green HEX color close to Shamrock. According to Colors Encyclopedia, it converts to RGB 4, 190, 63, HSL 139, 96%, 38%, has luminance 0.3721, and belongs to the vibrant and jewel tone groups.

#04BE3F Sample readable text
HEX #04BE3F
RGB rgb(4, 190, 63)
HSL hsl(139 96% 38%)
CMYK cmyk(98, 0, 67, 25)
Luminance 0.3721
Contrast Black 8.44:1White 2.49:1

CSS

--color-04be3f: #04BE3F;
.background-04be3f { background-color: #04BE3F; }
.text-04be3f { color: #04BE3F; }

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
Luminance0.3721
Black text8.44:1AA Pass
White text2.49:1AA 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":"#04BE3F","rgb":[4,190,63],"hsl":[139,96,38],"cmyk":[98,0,67,25],"luminance":0.3721,"contrast":{"black":8.44,"white":2.49}}
WCAG
{"AA":["#000000","#1A1A1A"],"AAA":["#000000","#1A1A1A"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":8.44,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":2.49,"wcagAA":false,"wcagAAA":false}]
Accessible alternatives
[{"name":"#23FB67","hex":"#23FB67","family":"green","bestTextColor":"#000000","contrastBlack":15.07,"contrastWhite":1.39,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A","#36454F"]},{"name":"Lime Green","hex":"#32CD32","family":"green","bestTextColor":"#000000","contrastBlack":9.91,"contrastWhite":2.12,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#04BE9C","hex":"#04BE9C","family":"cyan","bestTextColor":"#000000","contrastBlack":8.85,"contrastWhite":2.37,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#00C23D","hex":"#00C23D","family":"green","bestTextColor":"#000000","contrastBlack":8.78,"contrastWhite":2.39,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#26BE04","hex":"#26BE04","family":"green","bestTextColor":"#000000","contrastBlack":8.45,"contrastWhite":2.49,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]}]
AI context
{"semanticGroups":["cool green","vibrant","jewel tone","vibrant green","jewel tone green","Shamrock adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","rich accent palettes","high-energy accents","botanical and wellness palettes"],"contrastSafeWith":["#000000","#1A1A1A"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/04be3f.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/shamrock.json","https://www.colorsencyclopedia.com/api/colors/jade.json","https://www.colorsencyclopedia.com/api/colors/lime-green.json"]}
Harmonies
{"complementary":"#BE0483","analogous":["#26BE04","#04BE9C"],"triadic":["#3F04BE","#BE3F04"],"tetradic":["#0426BE","#BE0483","#BE9C04"],"splitComplementary":["#9C04BE","#BE0426"],"monochromatic":["#23FB67","#04BE3F","#026421"]}
Variants
{"light":"#23FB67","dark":"#026421","saturated":"#00C23D","desaturated":"#19A947","pastel":"#54ED85","neon":"#00EB4A"}
Nearest named colors
[{"slug":"shamrock","name":"Shamrock","hex":"#009E60","distance":46.14108798023731},{"slug":"jade","name":"Jade","hex":"#00A86B","distance":49.35585071701227},{"slug":"lime-green","name":"Lime Green","hex":"#32CD32","distance":50.0999001995014},{"slug":"traffic-green","name":"Traffic Green","hex":"#008450","distance":60.572270883631234},{"slug":"forest-green","name":"Forest Green","hex":"#228B22","distance":65.89385403814228}]

HEX meaning and use

About #04BE3F

#04BE3F is classified as a cool green value with vibrant and jewel tone visual character. #04BE3F is visually closest to Shamrock, a named green color with HEX #009E60.

The RGB channels are 4, 190, and 63, with green carrying the strongest channel weight. In HSL, the hue is 139deg with 96% saturation and 38% 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 rich accent palettes. Its luminance is 0.3721, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 46.14, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text8.44:1AA Pass
White text2.49:1AA Fail

AA text options: #000000, #1A1A1A.

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #04BE3F needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000008.44:1 · AAA
White text#FFFFFF2.49:1 · Fail

Accessible Alternatives

#23FB67#000000 text · best 15.07:1#23FB67
Lime Green#000000 text · best 9.91:1#32CD32
#04BE9C#000000 text · best 8.85:1#04BE9C
#00C23D#000000 text · best 8.78:1#00C23D
#26BE04#000000 text · best 8.45:1#26BE04

Generated Palette

#04BE3F#04BE3F
#BE0483#BE0483
#26BE04#26BE04
#04BE9C#04BE9C
#23FB67#23FB67
#026421#026421

Color Harmonies

#BE0483#BE0483
#26BE04#26BE04
#04BE9C#04BE9C
#3F04BE#3F04BE
#BE3F04#BE3F04

Variants

#23FB67#23FB67
#026421#026421
#00C23D#00C23D
#19A947#19A947
#54ED85#54ED85
#00EB4A#00EB4A

Nearest Named Colors