For external usage, type with Color3, e.g. const blackColor: Color3 = Color3.Black(). For mutable typing, use Color3.Mutable, e.g. const redColor: Color3.Mutable = Color3.Red().
Color3
const blackColor: Color3 = Color3.Black()
Color3.Mutable
const redColor: Color3.Mutable = Color3.Red()
For external usage, type with
Color3, e.g.const blackColor: Color3 = Color3.Black(). For mutable typing, useColor3.Mutable, e.g.const redColor: Color3.Mutable = Color3.Red().