The Army Painter Warpaints Flexible Triad PLUS+: Deep Green-Blues, 7 x 18 mL Acrylic Paints - Miniature Quality Hobby Paint for Dungeons and Dragons (D&D) & Warhammer Miniatures

The Army Painter blue triad but specifically the John Blanche one that comes with “The Darkness” I use that for base and then layer up every 2nd color or so to mid and highlight.