An online database of camouflage used by 
United State Naval Warships during WWII

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Measure 21 (1945 Revision)
Navy Gray System

(Source: "Camouflage Instructions - Carriers, Cruisers, Destroyers, Destroyer Escorts, Assigned to the Pacific Fleet." C-S19-7(631) of 26 February, 1945.)

CL-43 USS Nashville in 1945 MS 21 Camouflage

Vertical Surfaces:

Apply #7 Navy Gray (5-N) to all vertical surfaces without exception.

Horizontal Surfaces:

Apply Deck Gray (20) to all deck and other horizontal surfaces.


It should be noted that #7 Navy Gray has been substituted for Navy Blue retaining the same designation (5-N), and Deck Gray (20) has been substituted for Deck Blue (20-B). Countershading is no longer authorized