Yeah, i know... new game and the first thing i do is modding it. O_o
However, i thought i simply share my settings bit by bit.
[heading]Part 1 - Hud modding[/heading]
The file you need to edit for setting different HUD colors is called "GraphicsConfigurationOverride.xml" which should be located in "C:\Users\YOUR ACCOUT NAME\AppData\Local\Frontier Developments\Elite Dangerous\Options\Graphics\".
Open that file and change it to something like this:
At Elite: Dangerous HUD colour theme editor you can find a color editor which where you can freely use the sliders to select the colors you want to have.
All you need to do then is to copy/paste the matrix code into your "GraphicsConfigurationOverride.xml".
e.g.
This would be a green hud.
Personally i prefer:
... as it is eye friendly and easy to read.
Well... save your file... launch the game and check your new HUD.