Color Palette Generator - Enter the URL of an image and find its color palette
Colormind.io - A color palette generator powered by deep learning.
Palette Ninja - Create harmonious color schemes
Color Hunter - Color Hunter is a place to find and make color palettes created from images.
Nansen - Blockchain analytics platform to identify rare opportunities
Image Color Summarizer - The web service provides statistics describing color characteristics of an image identified by URL.