A pearly crayon
Black Pearl is one of the colors in Crayola's 24-count box of Pearl Crayons from 2019. The Wikipedia list of Crayola colors shows it as a flat charcoal gray, #3A3A3A. A screen color can't show the pearly shine of the wax.
This code has no clear source
The code here, #1E272C, is darker and a little blue. It comes from an open online name list, and we could not trace where it started. Name That Color, another free list, uses #041322 for Black Pearl, which is almost navy. For a similar dark blue gray, look at gunmetal.

