Film noir-y

This is the second illustration I've done for the Weekly Alibi that addresses allegations of police corruption and irregular goings-on inside the Albuquerque Police Department. This time the article dealt with a mysterious missing report. Mystery! 

I had fun using shades of purple in this one. I knew right off the bat I wanted the manila envelope to be golden yellow, and what better way to make yellow stand out than to use purple, its complementary colour?  

Here's the initial sketch, not far off from the final version. 

And the pre-ink version!