How do you choose whether to use a light or dark coastal halo effect for your water features? Generally, I like to use a darker color for the coastal halo of a light basemap and a lighter color for dark basemaps. But this is more of a...guideline.
Check out some other social channels where I share how-to's and updates on random map adventures:
http://adventuresinmapping.com
https://www.esri.com/arcgis-blog/auth...
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