Blue Color Theme is not legible 
### Describe The Bug

the blue color scheme has two colors that are too similar to each other, causing icons to become illegible.

Recommend replacing `#000099` with `#9c9cff`

### Logs

_No response_

### Config

_No response_

### Homebridge UI Version

Newest

### Homebridge Version

Newest

### Node.js Version

n/a

### Operating System

Official Homebridge Raspberry Pi Image

### Environment Info

None

### Raspberry Pi Model

None