Blue replaced brown on Padres uniforms in 1991, by FriarWire
The Padres change uniforms, again, so let's look at their visual history
Padres uniforms: Visual history of brown, yellow, blue, orange, sand - The San Diego Union-Tribune
The San Diego Padres are finally bringing back brown uniforms
Padres uniform history: The 1970s - ESPN - SweetSpot- ESPN
Padres Unveil New Uniforms With Brown-and-Gold Color Scheme - Sports Illustrated
Padres uniforms: Visual history of brown, yellow, blue, orange, sand - The San Diego Union-Tribune
Padres revealing brown uniforms part of process for team - The San Diego Union-Tribune
The Padres change uniforms, again, so let's look at their visual history
Padres uniforms: Visual history of brown, yellow, blue, orange, sand - The San Diego Union-Tribune
Padres uniforms: Visual history of brown, yellow, blue, orange, sand - The San Diego Union-Tribune
Padres uniforms: Visual history of brown, yellow, blue, orange, sand - The San Diego Union-Tribune