Color4 is a type and a namespace.
// Namespace usage exampleColor4.add(blue, red) // sum component by component resulting pink// Type usage exampleconst readonlyBlue: Color4 = Color4.Blue()readonlyBlue.a = 0.1 // this FAILS// For mutable usage, use `Color4.Mutable`const blue: Color4.Mutable = Color4.Blue()blue.a = 0.1 // this WORKS
Color4 is a type and a namespace.