Change accent color

[Kevinkun]

If you search CompCreator, you will find:

[Free] CompCreator - create component dynamically

Extension to create/remove visible components dynamicly. BLOCKS Create: [2022-01-20_192218] Create a visible component in a container. component: String or Component. component Class Name. in: Component. where the new component to be created inside. Remove [2022-01-20_123711] Remove the component from screen. if it's a container component, all his children will be removed. Children [2022-01-21_195051] Return a list of component container's children. This can be used for native component…

To change the background color of existing component, it's no need to use this extension.
What you need is the native Any Component block.