[HELP] Does any one know how to achieve this look?

Good morning does any one know how to achieve this look I've been trying tofind tutorial or any help on this for a while now. Please respond if you know anything. Thank you.

https://www.pinterest.com/pin/389772542760727675/
https://www.pinterest.com/pin/389772542760727668/

Try to play with gradient map

https://creativebeacon.com/create-a-psyc...photoshop/

Try this maybe this will help

As someone said..gradient map in photoshop..best way to do

gradient map best chooce for that

try gradient maps and texture layers!! like noise or something