To provide a polyamide resin composition that contains a halogen-containing flame retardant, which excels in flame retardance, well suppressed from degrading the transmittance due to darkening, and such molded article. The polyamide resin composition contains a polyamide resin, 1 to 10% by mass of a halogen-containing flame retardant, and 1 to 5% by mass of antimony oxide, the polyamide resin composition having a phosphorus atom concentration of 1.50×10−2% by mass or less.