Cathy Hsiao 花密音
A petri dish of dirt with a label that reads “Indigo Tintoria 12/12/20”
A close-up of dried indigo leaves
A close-up of a dried indigo plant
A meme using a photograph of a demonstrator ducked under a spray of blue-dyed water. Inside of a square reads the text ‘Color of the Year 2019 Pantone’ and below the text reads ‘Water Cannon Blue 97-172-214’” (original image by Reuters / Kim Kyung Hoon”
A black-and-white photo of a water cannon shooting water onto the streets with swatches of blue overlaid on top

Ishaan Tharoor, “Color In the Midst of Protest,” TIME, May 13, 2011.

Uri Friedman, “Why do police douse protesters with colored water?”, Foreign Policy, January 24, 2012.

Ephrat Livni, “Hong Kong police are marking protestors with blue dye shot from water cannons,” Quartz, August 31, 2019.

Shibani Mahtani, Ryan Ho Kilpatrick and Timothy McLaughlin, “Police blast mosque with water cannon as hundreds of thousands protest in Hong Kong,” The Washington Post, October 21, 2019.

Holmes Chan, “Greenpeace questions Hong Kong police claim that blue dye from water cannon is ‘harmless’,” Hong Kong Free Press, October 25, 2019.

Google image search of “Hong Kong water cannon blue”
Google image search of “Uganda pink dye protest”
Israeli police water cannon spraying blue dye. Image courtesy of AFP Getty Images and Abbas Momani.

Excerpt of interview with artists Josephine Chan, Kin Lam Lam, and others who wish to remain anonymous. Recorded, engineered and mixed by Ralph Loza at Experimental Sound Studio, Chicago Illinois, 2021.

Excerpt of protests in Hong Kong 2019-2020. Recorded anonymous, engineered by Free to Use Creative Commons Sound Library, mixed by the artist.