Sketchy dark mode: Primary colour is almost invisible

[Floppy]

In dark mode, the primary colour for Sketchy is almost the same as the main background. This is particularly obvious on buttons, and on form-switch checkbox elements, where an active switch becomes almost invisible, and the "off" state looks more "on" than the "on" state does.

Switches:

Buttons:

[thomaspark]

Improving colors for primary buttons and inputs in dark mode:

[Floppy]

Oh, wow, amazing! Thank you!