Morticia would be living for the black flames and inky shine. Come to think of it, the flames do kind of look like her fierce hair...

Image via @magianegranails

These black nails with the phases of the moon are dark and moody without veering into Halloween cliches. Bonus: The out-of-this-world manicure is easy to recreate, even for novices.

Image via @sydney.kirkham

The muted color palette (i.e. not orange and black) and cutesy graphics make this nail art a treat that keeps on delivering.

Image via @black_dahlia_nails

Talk about a sharp finish. Forget stiletto nails, we're calling this V-cut French manicure dagger nails. The spider accent nails play off the diamantes oh-so well.

Image via @nailstory_ca

Innovative French manicures are trending on the Spring 2020 runways. This version is particularly bewitching, thanks to the glittering silver base with dripping black tips.

Image via @acetone_addicts