The present study explores the interactions between tetradecyltrimethylammonium bromide (TTAB) and crystal violet (CV) dye in aq. Na-based electrolytes (NaCl, NaOAc, Na2SO4) and hydrotrope (sodium salicylate (NaSal)) media using conductometric technique. Physicochemical parameters (critical micelle concentration (CMC), degree of counter ion binding (β)) and thermodynamic variables (ΔGmo, ΔHmo, and ΔSmo)) were estimated. The CMC values of the study system were reduced with the increase of the concentrations of three Na-salts and the CMC values increased with the content of NaSal while the values increased with the escalation temperature. The spontaneous micellization of the TTAB+CV mixture was characterized by negative ΔGmo values. The ΔHmo and ΔSmo values expose the existence of hydrophobic interaction between TTAB and CV dye in aq. medium while these values connote the presence of electrostatic interaction along with hydrophobic interaction in aq. salts and NaSal media. Moreover, the molar heat capacity (ΔCm0), the thermodynamic of transfer (ΔGm,tr0, ΔHm,tr0 and ΔSm,tr0) and enthalpy–entropy compensation parameters for TTAB+CV mixture were estimated and analyzed with proper reasoning. The findings contribute to a deeper understanding of the interaction dynamics between TTAB and CV dye in aq. solutions of salts and NaSal environments, providing valuable insights for applications in relevant fields.