Camouflage Measure and Design was assigned in 10/11/43 ComServPac letter #0937 to the BuShips which assigned camouflage Designs to most ships in the Pacific Fleet.
USS Fullam (DD-474) in an unidentified location wearing camouflage 31/11D. Photo source: NARA BS 125470.
USS Fullam (DD-474) and the light cruiser USS Honolulu (CL-48) are shown rescuing survivors on September 12, 1944, after Fullam had collided with USS Noa (APD-24) causing Noa to sink. This bow view clearly shows Fullam wearing 31/11D. The Honolulu is wearing 32/2C. Photo source: NARA 80-G-287120.
This photo is of an officially unidentified round-bridge Fletcher class destroyer taken in color on September 17, 1944. The ship has been identified by researcher Rick Davis as USS Fullam (DD-474) in an unidentified location wearing camouflage 31/11D. Photo source: NARA 80-G-K-14441.