The artist Shikeith’s photos often feature Black men covered in visible beads of sweat, though the reason — perhaps physical exertion or psychic exorcism — is rarely made apparent. Many of his installations, which have included glass-cast penises, dirt and ship sails, incorporate the range of colors known as haint blues, so named by the Gullah Geechee, a people descended from West Africans who were enslaved on America’s Sea Islands.