[DirectX 3 Programmer's Reference] Colors and Fog (49.859943977591%)

Direct3D > Direct3D Overview > Direct3D Architecture > Colors and Fog

[DirectX 5 Programmer's Reference] Colors and Fog (42.9743636585069%)

DirectX Foundation > Direct3D Immediate Mode > Direct3D Immediate-Mode Essentials > Colors and Fog

[DirectX 8.1 C/C++ Programmer's Reference] COLORS (16.2486298867373%)

DirectX 8.1 (C++) > DirectShow > DirectShow Reference > DirectShow Base Classes > Utility Functions > Video and Image Functions