Retro Train - Image colors combination

This "Retro Train" graphic has 4 dominated colors, which include Gunmetal, Black Shadows, Teal Blue and Mellow Apricot. It makes so beautiful color combination inspired from this image.

Color	Information	Shades
Gunmetal	Name: Gunmetal Hex: 2B3338 RGB: (43, 51, 56) CMYK: 0.232, 0.089, 0, 0.780
Black Shadows	Name: Black Shadows Hex: C6B2BE RGB: (198, 178, 190) CMYK: 0, 0.101, 0.040, 0.223
Teal Blue	Name: Teal Blue Hex: 2A889F RGB: (42, 136, 159) CMYK: 0.735, 0.144, 0, 0.376
Mellow Apricot	Name: Mellow Apricot Hex: F7B683 RGB: (247, 182, 131) CMYK: 0, 0.263, 0.469, 0.031