diff --git a/faqs/gtn/images/tool_toolshed_link.png b/faqs/gtn/images/tool_toolshed_link.png index 1aacbf967b8357..8e2a1d25650188 100644 Binary files a/faqs/gtn/images/tool_toolshed_link.png and b/faqs/gtn/images/tool_toolshed_link.png differ diff --git a/topics/contributing/images/github_update_fork.png b/topics/contributing/images/github_update_fork.png index 98a149a09ace0b..3430a773dccaa5 100644 Binary files a/topics/contributing/images/github_update_fork.png and b/topics/contributing/images/github_update_fork.png differ diff --git a/topics/contributing/tutorials/gitpod/images/gitpod-home.png b/topics/contributing/tutorials/gitpod/images/gitpod-home.png index e341e1d4466dcb..59d82061c11c86 100644 Binary files a/topics/contributing/tutorials/gitpod/images/gitpod-home.png and b/topics/contributing/tutorials/gitpod/images/gitpod-home.png differ diff --git a/topics/contributing/tutorials/gitpod/images/gitpod-launched.png b/topics/contributing/tutorials/gitpod/images/gitpod-launched.png index 41c9e99a814a0f..498c4d4b9b479f 100644 Binary files a/topics/contributing/tutorials/gitpod/images/gitpod-launched.png and b/topics/contributing/tutorials/gitpod/images/gitpod-launched.png differ diff --git a/topics/contributing/tutorials/gitpod/images/gitpod-prebuilds.png b/topics/contributing/tutorials/gitpod/images/gitpod-prebuilds.png index 72c12f3c92f68c..b68e60b6c8f1bf 100644 Binary files a/topics/contributing/tutorials/gitpod/images/gitpod-prebuilds.png and b/topics/contributing/tutorials/gitpod/images/gitpod-prebuilds.png differ diff --git a/topics/contributing/tutorials/gitpod/images/gitpod-workspace.png b/topics/contributing/tutorials/gitpod/images/gitpod-workspace.png index b5716357208183..971507b64a415c 100644 Binary files a/topics/contributing/tutorials/gitpod/images/gitpod-workspace.png and b/topics/contributing/tutorials/gitpod/images/gitpod-workspace.png differ diff --git a/topics/imaging/images/hela-screen-analysis/analyze_screen_workflow.png b/topics/imaging/images/hela-screen-analysis/analyze_screen_workflow.png index e9e4748119e6da..edd26fcae3d570 100644 Binary files a/topics/imaging/images/hela-screen-analysis/analyze_screen_workflow.png and b/topics/imaging/images/hela-screen-analysis/analyze_screen_workflow.png differ diff --git a/topics/imaging/images/hela-screen-analysis/feature_extraction_workflow.png b/topics/imaging/images/hela-screen-analysis/feature_extraction_workflow.png index 68aa7dba7b402a..3987e15fe7f97a 100644 Binary files a/topics/imaging/images/hela-screen-analysis/feature_extraction_workflow.png and b/topics/imaging/images/hela-screen-analysis/feature_extraction_workflow.png differ diff --git a/topics/imaging/tutorials/imaging-introduction/workflows/test-data/out.png b/topics/imaging/tutorials/imaging-introduction/workflows/test-data/out.png index 51eba2dcb3139c..d618b61a84825f 100644 Binary files a/topics/imaging/tutorials/imaging-introduction/workflows/test-data/out.png and b/topics/imaging/tutorials/imaging-introduction/workflows/test-data/out.png differ