Better light-theme support

[kjy5]

Is your feature request related to a problem? Please describe. The icons look fantastic against a dark background, however they have low visibility on a light one.

Describe the solution you'd like Some alternate set or value change that is sensitive to whether a light or dark theme is used.

Describe alternatives you've considered Just simply a way to change the overall value (brightness/darkness) of icons

Additional context Add any other context or screenshots about the feature request here.

The structure and three dots have low contrast against the default light theme