Blue Suisse Rebate Rebate service Rebate (trading account) Accrual period $2.5-$4.25 (Denim Blue) :: $1.25-$2.13 (Sapphire Blue) :: $2-$3.4 (Sky Blue) Monthly $4 (Denim Blue) :: $3 (Sky Blue) :: $1.9 (Sapphire Blue) Monthly