Upgrade My Youtube Intro & Change Branding Colours

I need 2 things:
1. Change colours on my Youtube intro I'd like to change my brand colours on my youtube intro, you can see it here - https://www.youtube.com/watch?v=F80JMyHzP7M.
Colours to use in the file "Meirik-brandbook"
Background also to be changed for new color.

2. Create Subscribe button & click as here on the video from 00:50 - https://www.youtube.com/watch?v=ifwFqC3BnHI
The same click sound.
Text: Meirik
Subscribe to our channel!
Youtube icon logo in the file titled "MEIRIK-YT-channel"
Background: Transparent

Colours to use:
Pink on star:
R 161
G 62
B 89

Blue on star:
R 126
G 165
B 195

Black background:
R 27
G 27
B 27

I need it ASAP.