abstract initial letter t or tt logo in blue color in white background

font text brand line diagram logo presentation document advertising label cartoon circle number banner signage screenshot design poster abstract initial letter blue color isolated white background applied software engineering suitable brands companies name box computer blue tt software technology engineering tech digital network internet mobile web data connection system innovation icon abstract vector business logo design vintage font concept alphabet template line creative graphic typography sign letter modern corporate company logotype brand element initial identity symbol monogram emblem shape branding