Wattage calculators say I'm at 450watts so would a 550 PSU be plenty then ?

Corsair RMX Series (2018), RM550x is what I’m thinking of getting.

I5-9500

RTX 2060

16GB ram

SSD

2 for HDD storage

3 120mm case fans

No overclocking

Also these online calculators seem…

Wattage calculators say I’m at 450watts so would a 550 PSU be plenty then ?

Source: [H]ardOCP – Wattage calculators say I’m at 450watts so would a 550 PSU be plenty then ?