Netherlands East Indies Army Air Force was the largest export customer for the B-10 or 'Glenn Martin' bomber, with 121 aircraft purchased of the Model 139 WH1-, WH-2 and WH-3/3A (Model 166) versions 1940 AIRH
This must be a colorized photo (AI is always behind!) The a/c are in a blue-grey two tone camouflage but the top blue is out of the palette.
I believe this is the original:
Photo linked from here.