Getting a light yellow mortar mix

[Sprocker]

In the process of repointing my chimney breast
What's the best way to get a light yellow mortar mix as I really dont want grey if possible. Should I do a weak mix like 6:1?
May be a simple question but I haven't mixed mortar before
Thanks in advance

 

[HERTS P&D]

See below:

https://www.diynot.com/diy/threads/how-do-i-get-yellowish-mortar-please.217706/

Andy

 

[Sprocker]

See below:

https://www.diynot.com/diy/threads/how-do-i-get-yellowish-mortar-please.217706/

Andy

Top man thanks