White text barely readable in sidebar with lightblue background

[Dav-Git]

What part of dashboard are you having an issue with?

• [ ] Documentation
• [x] Dashboard webserver
• [ ] Dashboard cog

What happened?

I can barely read the text in the sidebar.

What did you expect to happen?

Be able to read the text.

What can we do to reproduce this?

Open the Dashboard in a browser and choose lightblue theme

What is your bot/webserver running on?

• Operating system: Irrelevant
• Python version: Irrelevant
• Dashboard webserver version: Irrelevant
• Dashboard cog version: Irrelevant

What are you having issues on?

• Operating system: Windows 10
• Browser: Firefox,Chrome,IE (don't worry bout that one), Edge, Opera

Maybe the text can be changed to black just like in the yellow theme.

[ayush-wd]

Hi, I can work on this. May I start working on this?