Riyadh is 5 hours behind Kuala Lumpur
Best overlap: 1:00 PM to 6:00 PM in Kuala Lumpur is 8:00 AM to 1:00 PM in Riyadh.
Aim for 1:00 PM to 6:00 PM Kuala Lumpur time — that's 8:00 AM to 1:00 PM over in Riyadh. Riyadh is 5 hours behind Kuala Lumpur, leaving about 5 hours of daily overlap — enough for most meetings if you don't leave them too late in the day.