HEX atlas value

#3CB371

#3CB371 is a cool green HEX color nearest Medium Sea Green. RGB 60, 179, 113, HSL 147° 50% 47%, luminance 0.3439; view contrast and conversions.

green cool earth-tone

#3CB371 Sample readable text

HEX #3CB371

RGB rgb(60, 179, 113)

HSL hsl(147 50% 47%)

CMYK cmyk(66, 0, 37, 30)

Luminance 0.3439

Contrast Black 7.88:1White 2.67:1

CSS

--color-3cb371: #3CB371;
.background-3cb371 { background-color: #3CB371; }
.text-3cb371 { color: #3CB371; }

HEX meaning and use

About #3CB371

#3CB371 is classified as a cool green value with earth tone visual character. #3CB371 is visually closest to Medium Sea Green, a named green color with HEX #3CB371.

The RGB channels are 60, 179, and 113, with green carrying the strongest channel weight. In HSL, the hue is 147deg with 50% saturation and 47% lightness, so this page treats it as a moderate-saturation, mid-lightness atlas color rather than a generic swatch.

Practical uses for this HEX value include color conversion, WCAG contrast checks, CSS color tokens, and natural palettes. Its luminance is 0.3439, black text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 0.00, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text7.88:1AA Pass

White text2.67:1AA Fail

AA text options: #000000, #1A1A1A.

AAA text options: #000000.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #3CB371 needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000007.88:1 · AAA

White text#FFFFFF2.67:1 · Fail

Accessible Alternatives

#79D2A1#79D2A1 · #000000 text · best 11.55:1 #22CE6F#22CE6F · #000000 text · best 10.13:1 Paris Green#50C878 · #000000 text · best 9.87:1 #3CB4AE#3CB4AE · #000000 text · best 8.33:1 #42B43C#42B43C · #000000 text · best 7.83:1

Generated Palette

Medium Sea Green#3CB371

#B43C7E#B43C7E

#42B43C#42B43C

#3CB4AE#3CB4AE

#79D2A1#79D2A1

#256F46#256F46

Color Harmonies

#B43C7E#B43C7E

#42B43C#42B43C

#3CB4AE#3CB4AE

#723CB4#723CB4

#B4723C#B4723C

Variants

#79D2A1#79D2A1

#256F46#256F46

#22CE6F#22CE6F

#569974#569974

#9FD1B5#9FD1B5

#1AFF81#1AFF81

Nearest Named Colors

Medium Sea Green#3CB371

Emerald#50C878

Paris Green#50C878

Alexandrite#3D8B74

Viridian#40826D

Luminance0.3439

Black text7.88:1AA Pass

White text2.67:1AA 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":"#3CB371","rgb":[60,179,113],"hsl":[147,50,47],"cmyk":[66,0,37,30],"luminance":0.3439,"contrast":{"black":7.88,"white":2.67}}

WCAG

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

Safe pairings

[{"name":"Black text","hex":"#000000","contrast":7.88,"wcagAA":true,"wcagAAA":true},{"name":"White text","hex":"#FFFFFF","contrast":2.67,"wcagAA":false,"wcagAAA":false}]

Accessible alternatives

[{"name":"#79D2A1","hex":"#79D2A1","family":"green","bestTextColor":"#000000","contrastBlack":11.55,"contrastWhite":1.82,"wcagAA":["#000000","#1A1A1A","#36454F"],"wcagAAA":["#000000","#1A1A1A"]},{"name":"#22CE6F","hex":"#22CE6F","family":"green","bestTextColor":"#000000","contrastBlack":10.13,"contrastWhite":2.07,"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":"#3CB4AE","hex":"#3CB4AE","family":"cyan","bestTextColor":"#000000","contrastBlack":8.33,"contrastWhite":2.52,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]},{"name":"#42B43C","hex":"#42B43C","family":"green","bestTextColor":"#000000","contrastBlack":7.83,"contrastWhite":2.68,"wcagAA":["#000000","#1A1A1A"],"wcagAAA":["#000000"]}]

AI context

{"semanticGroups":["cool green","earth tone","earth tone green","Medium Sea 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/3cb371.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/medium-sea-green.json","https://www.colorsencyclopedia.com/api/colors/emerald.json","https://www.colorsencyclopedia.com/api/colors/paris-green.json"]}

Harmonies

{"complementary":"#B43C7E","analogous":["#42B43C","#3CB4AE"],"triadic":["#723CB4","#B4723C"],"tetradic":["#3C42B4","#B43C7E","#B4AE3C"],"splitComplementary":["#AE3CB4","#B43C42"],"monochromatic":["#79D2A1","#3CB371","#256F46"]}

Variants

{"light":"#79D2A1","dark":"#256F46","saturated":"#22CE6F","desaturated":"#569974","pastel":"#9FD1B5","neon":"#1AFF81"}

Nearest named colors

[{"slug":"medium-sea-green","name":"Medium Sea Green","hex":"#3CB371","distance":0},{"slug":"emerald","name":"Emerald","hex":"#50C878","distance":29.832867780352597},{"slug":"paris-green","name":"Paris Green","hex":"#50C878","distance":29.832867780352597},{"slug":"alexandrite","name":"Alexandrite","hex":"#3D8B74","distance":40.124805295477756},{"slug":"viridian","name":"Viridian","hex":"#40826D","distance":49.3254498205541}]

#3CB371

CSS

About #3CB371

WCAG Accessibility

Accessibility-Safe Pairings and Alternatives

Accessible Alternatives

Generated Palette

Color Harmonies

Variants

Nearest Named Colors

Machine-Readable HEX Data (JSON)

Related HEX Guides