Created attachment 183006 [details] File with SmartArt diagram Open attached document in Impress and open it in PowerPoint. Notice, that the half circle is orange, whereas in PowerPoint it is violet.
Created attachment 183007 [details] Screenshot side-by-side Original is dark red (sorry, not violet). In LibreOffice it is orange.
Reproducible Version: 7.5.0.0.alpha0+ (x64) / LibreOffice Community Build ID: a7683a16e98def4198e1f74a93fecdaacbf639e7 CPU threads: 4; OS: Windows 10.0 Build 19044; UI render: Skia/Raster; VCL: win Locale: es-ES (es_ES); UI: en-US Calc: CL threaded Jumbo and Microsoft® PowerPoint® para Microsoft 365 MSO (versión 2209 compilación 16.0.15629.20152) de 64 bits