5 Seconds of Summer (5SOS) is an Australian pop rock band formed in Sydney in 2011. They rose to international fame with their 2014 debut album "5 Seconds of Summer," which featured hit songs such as "She Looks So Perfect" and "Amnesia."
The band's logo, which can be seen on EPs like "She Looks So Perfect" and "Somewhere New," has titled text written in a fancy font. To get a similar feel of the logo, you can see FF Dyanmo, despite their similar appearance, letters may differ. The hand-drawn initials in this 5 Seconds of Summer logo are set against a dark, circular background. You can reproduce the letters using a free font named "Loved by the King." For the full name below, it is in Helvetica Neue Bold.