Black under suit

1. Black Templar
2. Dark Warm Grey
3. Celestra Grey mixed with Dark Warm Grey

Metal

1. Dark Aluminum
2. Wash Nuln Oil

Light blue

1. Base Slaanesh Grey with some Mechanicus Standard Grey
2. Glaze Baharroth Blue desaturated with Slaanesh Grey
3. Highlight Lothern Blue with Bright Warm Grey

Dark blue

1. Base Caledor Sky
2. Layer Blue
3. Highlight Sky Blue