So I went a little light crazy and have most of the lights interior lights in my car blue... the dome lights, the cargo light, glove box light, the shift ****, the stereo, floor lighting and door sills. Now if I can do the dashboard backlights...
This one is just the dome lights on:
Dome lights & door sill:
Dome lights, door sill and parking lights:
Dome lights, door sill and parking lights: