Material Palette - Generate and export your Material Design color palette
Trigraphy - Photo editing app that allows you to make mosaic/abstract looking art.
Color Hunt - Curated collection of beautiful colors, updated daily
Dreamscope - Make and share 'deep dream' images using dozens of supplied styles or your own.
Coolors.co - The super fast color schemes generator! Create, save and share perfect palettes in seconds!
Photomosh - Turn anything into a vaporwave