Attend a Yale basketball game: Watch Yale vs. Brown. Payne Whitney Gymnasium, 70 Tower Pkwy. 2 p.m.
Visit the Beinecke Library’s spring semester featured exhibition. Blue: Color and Concept tracks a single idea across the Beinecke’s holdings and over numerous fields in order to reveal a rich network of associations. The result is a cultural history of the color blue in 19th- and 20th-century arts and letters. Free. Beinecke Rare Book and Manuscript Library, 121 Wall St. Noon-5 p.m.
See a performance of Women of Ciudad Juárez, written by Cristina Michaus, directed and translated by Jimmy Noriega, and performed by students in the Department of Theatre and Dance, The College of Wooster, Ohio. Free. Off Broadway Theater, 41 Broadway. 8 p.m.
Sunday and Monday
Celebrate Dr. Martin Luther King Jr.’s Legacy of Environmental and Social Justice at the Peabody Museum. The two-day event will include musical and dance performances, storytelling, and educational activities for visitors of all ages. The Peabody also will host its annual “Zannette Lewis Environmental and Social Justice Community Open Mic and Poetry Slam” — an opportunity for participants to share their original poetry or rap, and to discuss issues of environmental and social justice. Free. Yale Peabody Museum of Natural History, 170 Whitney Ave. Sunday, Noon-4 p.m. and Monday, 10 a.m-4:30 p.m.