"Black accents" refers to elements or details that are predominantly black in color and are used to enhance or highlight certain aspects of a design, object, or space. Full definition
A diamond pattern runs all over this wool - cotton mix with black accents on every hem as well as the pockets. (effortlesslywithroxy.com)
The colors are a glossy finish and finished off with black accents on the power and volume buttons on the side. (windowscentral.com)
Your eye will be drawn to the clean lines and Piano Black accents of the dashboard and center stack, which houses the 7 - inch touchscreen. (toyotaofgreenwich.com)