There still are DIY vinyl repair kits. They use a textured piece that you press into the vinyl paste to help provide a match.
https://www.fibrenew.com/vancouver/ should be able to repair it.
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2015 BMW 228i in EstorilBlau II Metallic / Terra Dakota Leather - 6-speed manual, M Sport Package, Cold Weather Package, Lighting Package, Premium Package, Harman Kardon premium sound, Anti-theft alarm system, Blue Metallic Matt Accent Moldings, Aluminum Hexagon Interior Strips, Anthracite Headlining