A coating composition comprising: a binder component; a flake-like aluminum pigment having an average particle diameter within a range of 18 μm to 25 μm as measured according to the method in the description, wherein an average thickness of the flake-like aluminum pigment is within a range of 0.10 μm to 0.80 μm as measured according to the method in the description; and a flake-like pigment being a flake-like pigment other than flake-like aluminum pigments and having an average particle diameter within a range of 8 μm to 30 μm as measured according to the method in the description, wherein an average thickness of the flake-like pigment being a flake-like pigment other than flake-like aluminum pigments is within a range of 0.20 μm to 0.60 μm as measured according to the method in the description, wherein the flake-like pigment being a flake-like pigment other than flake-like aluminum pigments comprises a transparent or translucent flake-like substrate, wherein the flake-like substrate is natural mica, synthetic mica, glass, iron oxide, aluminum oxide, or a metal oxide, and wherein a surface of the flake-like substrate is coated with a metal oxide having a refractive index different from the substrate, wherein a content of the flake-like aluminum pigment is within a range of 10 parts by mass to 50 parts by mass based on 100 parts by mass of the binder component, and a content of the flake-like pigment being a flake-like pigment other than flake-like aluminum pigments is within a range of 0.5 parts by mass to 10 parts by mass based on 100 parts by mass of the binder component, wherein a content ratio / of the flake-like aluminum pigment to the flake-like pigment being a flake-like pigment other than flake-like aluminum pigments is within a range of 2/1 to 50/1 in terms of a solid content mass ratio. a binder component; a flake-like aluminum pigment having an average particle diameter within a range of 18 μm to 25 μm as measured according to the method in the description, wherein an average thickness of the flake-like aluminum pigment is within a range of 0.10 μm to 0.80 μm as measured according to the method in the description; and a flake-like pigment being a flake-like pigment other than flake-like aluminum pigments and having an average particle diameter within a range of 8 μm to 30 μm as measured according to the method in the description, wherein an average thickness of the flake-like pigment being a flake-like pigment other than flake-like aluminum pigments is within a range of 0.20 μm to 0.60 μm as measured according to the method in the description, wherein the flake-like pigment being a flake-like pigment other than flake-like aluminum pigments comprises a transparent or translucent flake-like substrate, wherein the flake-like substrate is natural mica, synthetic mica, glass, iron oxide, aluminum oxide, or a metal oxide, and wherein a surface of the flake-like substrate is coated with a metal oxide having a refractive index different from the substrate, wherein a content of the flake-like aluminum pigment is within a range of 10 parts by mass to 50 parts by mass based on 100 parts by mass of the binder component, and a content of the flake-like pigment being a flake-like pigment other than flake-like aluminum pigments is within a range of 0.5 parts by mass to 10 parts by mass based on 100 parts by mass of the binder component, wherein a content ratio / of the flake-like aluminum pigment to the flake-like pigment being a flake-like pigment other than flake-like aluminum pigments is within a range of 2/1 to 50/1 in terms of a solid content mass ratio.