HEX atlas value

#42BD4A

#42BD4A is a cool green HEX color close to Lime Green. According to Colors Encyclopedia, it converts to RGB 66, 189, 74, HSL 124, 48%, 50%, has luminance 0.3805, and belongs to the earth tone group.

green cool earth-tone

#42BD4A Sample readable text

HEX #42BD4A

RGB rgb(66, 189, 74)

HSL hsl(124 48% 50%)

CMYK cmyk(65, 0, 61, 26)

Luminance 0.3805

Contrast Black 8.61:1White 2.44:1

CSS

--color-42bd4a: #42BD4A;
.background-42bd4a { background-color: #42BD4A; }
.text-42bd4a { color: #42BD4A; }

Luminance0.3805

Black text8.61:1AA Pass

White text2.44:1AA 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":"#42BD4A","rgb":[66,189,74],"hsl":[124,48,50],"cmyk":[65,0,61,26],"luminance":0.3805,"contrast":{"black":8.61,"white":2.44}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":8.61,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":2.44,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#86D58B","hex":"#86D58B","family":"green","bestTextColor":"#000000","contrastBlack":11.9,"contrastWhite":1.76,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#26D932","hex":"#26D932","family":"green","bestTextColor":"#000000","contrastBlack":11.05,"contrastWhite":1.9,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Lime Green","hex":"#32CD32","family":"green","bestTextColor":"#000000","contrastBlack":9.91,"contrastWhite":2.12,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"Paris Green","hex":"#50C878","family":"green","bestTextColor":"#000000","contrastBlack":9.87,"contrastWhite":2.13,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#77BD42","hex":"#77BD42","family":"green","bestTextColor":"#000000","contrastBlack":9.14,"contrastWhite":2.3,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000","#1A1A1A"]}]

AI context

{"semanticGroups":["cool green","earth tone","earth tone green","Lime Green adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","natural palettes","botanical and wellness palettes"],"contrastSafeWith":["#000000","#1A1A1A"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/42bd4a.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/lime-green.json","https://www.colorsencyclopedia.com/api/colors/medium-sea-green.json","https://www.colorsencyclopedia.com/api/colors/emerald.json"]}

Harmonies

{"complementary":"#BD42B5","analogous":["#77BD42","#42BD88"],"triadic":["#4A42BD","#BD4A42"],"tetradic":["#4277BD","#BD42B5","#BD8842"],"splitComplementary":["#8842BD","#BD4277"],"monochromatic":["#86D58B","#42BD4A","#2A7930"]}

Variants

{"light":"#86D58B","dark":"#2A7930","saturated":"#26D932","desaturated":"#5EA163","pastel":"#AAD4AD","neon":"#29FF37"}

Nearest named colors

[{"slug":"lime-green","name":"Lime Green","hex":"#32CD32","distance":32.984845004941285},{"slug":"medium-sea-green","name":"Medium Sea Green","hex":"#3CB371","distance":40.70626487409524},{"slug":"emerald","name":"Emerald","hex":"#50C878","distance":49.3254498205541},{"slug":"paris-green","name":"Paris Green","hex":"#50C878","distance":49.3254498205541},{"slug":"kelly-green","name":"Kelly Green","hex":"#4CBB17","distance":52.009614495783374}]

HEX meaning and use

About #42BD4A

#42BD4A is classified as a cool green value with earth tone visual character. #42BD4A is visually closest to Lime Green, a named green color with HEX #32CD32.

The RGB channels are 66, 189, and 74, with green carrying the strongest channel weight. In HSL, the hue is 124deg with 48% saturation and 50% lightness, so this page treats it as a moderate-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 natural palettes. Its luminance is 0.3805, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 32.98, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text8.61:1AA Pass

White text2.44:1AA Fail

AA text options: #000000, #1A1A1A.

AAA text options: #000000, #1A1A1A.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #42BD4A needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000008.61:1 · AAA

White text#FFFFFF2.44:1 · Fail

Accessible Alternatives

#86D58B#000000 text · best 11.9:1#86D58B

#26D932#000000 text · best 11.05:1#26D932

Lime Green#000000 text · best 9.91:1#32CD32

Paris Green#000000 text · best 9.87:1#50C878

#77BD42#000000 text · best 9.14:1#77BD42

Generated Palette

#42BD4A#42BD4A

#BD42B5#BD42B5

#77BD42#77BD42

#42BD88#42BD88

#86D58B#86D58B

#2A7930#2A7930

Color Harmonies

#BD42B5#BD42B5

#77BD42#77BD42

#42BD88#42BD88

#4A42BD#4A42BD

#BD4A42#BD4A42

Variants

#86D58B#86D58B

#2A7930#2A7930

#26D932#26D932

#5EA163#5EA163

#AAD4AD#AAD4AD

#29FF37#29FF37

Nearest Named Colors

Lime Green#32CD32

Medium Sea Green#3CB371

Emerald#50C878

Paris Green#50C878

Kelly Green#4CBB17

#42BD4A

CSS

Machine-Readable HEX Data (JSON)

About #42BD4A

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Related HEX Guides